Digging Up Ancient Relics, Turncloak Alert, Cyber Ninjas Arise, Ransomware Sentinels, MS Botnets Running Amok, and Major Oopsies. It's CISO Intelligence for Friday 28th February 2025.
Old but still useful drivers put to bad use, rogue soldiers, red teams are the good guys, continuous vigilance required, botnets using a scattergun approach, and oh dear, Adobe and Oracle! TGIF!
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Table of Contents
1. Silent Killers: Unmasking a Large-Scale Legacy Driver Exploitation Campaign
2. Cyber Soldier or Treasonous Technician? The AT&T Hacking Saga
3. Red Teaming: Bringing Out the Inner Ninja in Your Cybersecurity Squad
4. Becoming Ransomware Ready: Why Continuous Validation Is Your Best Defense
5. Botnets Behaving Badly: Microsoft 365 Mayhem
6. Adobe & Oracle Slip-Up: Someone's About to Get Fired
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Silent Killers: Unmasking a Large-Scale Legacy Driver Exploitation Campaign
“Because hacking into the past is still a winning strategy.”
What You Need to Know
In a recent discovery by Check Point Security, a campaign exploiting over 2,500 variants of a legacy driver, Truesight.sys, threatens systems worldwide. This exploitation leverages loopholes in Windows' driver signing policy, effectively bypassing security mechanisms. Organizations must urgently update their defenses to cope with this evolving threat vector.
CISO Focus: Vulnerability Management
Sentiment: Negative
Time to Impact: Immediate
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Death from the Past: Exploiting Ancient Drivers
Check Point Security has uncovered a significant cyber threat campaign leveraging outdated drivers to infiltrate systems undetected. This campaign involves thousands of malicious samples deploying an EDR/AV killer module in its initial stages. By exploiting vulnerabilities in the Truesight.sys driver (specifically version 2.0.2), attackers bypass modern Windows security measures, exposing businesses to significant risks.
The Vulnerability
The attackers take advantage of an older version of Truesight.sys, which is the RogueKiller Antirootkit Driver. This version has a known vulnerability that adversaries exploit to subvert Windows driver signature policies. Despite updates, the vulnerable driver can still be loaded on the latest Windows OS, slipping through security barricades erected by initiatives like the LOLDrivers project.
Sophisticated Evasion Tactics
To further their breach attempts, criminals deploy over 2,500 different variants of the driver, each with unique hashes yet maintaining valid signatures. This subtler approach allows the attackers to remain undetected, as traditional cybersecurity tools fail to recognize these altered versions.
Attack Infrastructure and Distribution
The campaign is orchestrated primarily from a public cloud service situated in China's region, focusing its impact on Asia—and China predominantly—by using deceptive methods typical of phishing. These vector attacks often resemble reliable applications and penetrate systems utilizing common phishing channels like deceptive websites and malicious messaging app communications.
Immediate Responses and Mitigation
Upon detecting this threat, CPR reported this critical issue to Microsoft Security Response Center (MSRC), leading to the enhancement of Microsoft Vulnerable Driver Blocklist, which as of December 2024, now defends against all known exploited variants of the legacy driver.
The Historical Horror Show
The alarming revelation that despite advancements in security protocols, old vulnerabilities continue to pose significant threats, is a sobering reminder of cyber resilience gaps. With the increasing ingenuity in distribution methods and evasion techniques, vigilance is paramount.
Reviving the Ancient to Ambush the Modern
Using historical weak points like legacy drivers not only indicates a refined understanding of technological histories but also demonstrates how these points can be effectively used against unsuspecting targets. While it sheds light on cybersecurity’s evolving nature, it also questions preparedness levels against sophisticated future threats.
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Vendor Diligence Questions
1. Does your driver update policy actively check for and remove legacy drivers with known vulnerabilities?
2. How do your current defenses identify and respond to variants of previously known threats?
3. What measures are in place to monitor, report, and update potentially vulnerable driver lists?
Action Plan
1. Immediate Risk Assessment :
Conduct a comprehensive audit for the presence of Truesight.sys and similar vulnerable drivers in the system.
2. Update & Patch Management:
Ensure all systems are updated according to the latest Microsoft Vulnerable Driver Blocklist.
Deploy essential patches for vulnerabilities identified, focusing on driver-related security loopholes.
3. Enhance Detection and Response Systems :
Update cybersecurity frameworks to improve detection capabilities for altered or maliciously signed drivers.
Incorporate advanced threat intelligence platforms to enhance monitoring for infrastructure vulnerability in real-time.
4. User Awareness & Phishing Simulation:
Initiate heightened awareness campaigns on the signs and prevention of phishing attacks.
Regularly conduct phishing simulations to assess employee readiness and awareness to adapt promptly to potential intrusions.
The Driver’s Seat
The discovery highlights the continuous battle between aging vulnerabilities and emerging threats. As attackers empty the utility belt of legacy tools, it’s imperative for security professionals to remain more agile and adapt strategies to outpace this incessant rerun from the past.
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Source: <https://research.checkpoint.com/2025/large-scale-exploitation-of-legacy-driver/>
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Cyber Soldier or Treasonous Technician? The AT&T Hacking Saga
_In the realm of cybersecurity, even soldiers might find themselves on a battlefield of their own making._
What You Need to Know
The recent scandal involving a U.S. soldier charged with participating in a major hack against AT&T has brought to light the surprising intersection of military personnel and cybercrime. Tasked with maintaining the nation's security, it seems this individual found themselves on the wrong side of digital warfare. Leadership must address the implications of this breach and ensure that defense personnel are properly aware of the legal and ethical boundaries regarding cybersecurity activities.
CISO Focus: Insider Threats
Sentiment: Strong negative
Time to Impact: Immediate
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In the rapidly evolving world of cybersecurity, we often ponder what lies just beneath the surface. In a startling revelation, a member of the U.S. Army took part in a cyber attack against telecommunications giant AT&T. This brazen infiltration raises troubling questions about the current state and knowledge of cyber law within our armed forces.
The Unlikely Suspect
According to an in-depth investigation by _Krebs on Security_ , the soldier, whose role normally is to protect, paradoxically engaged in actions aimed at exploiting a telecommunications titan. The saga began to unfold after peculiar searches were discovered in the soldier's devices, notably querying, “Can hacking be treason?” An alarming notion for an individual in uniform, sworn to uphold national security.
The Inside Job
The breach itself was ingeniously insidious. With a clever maneuver, the soldier allegedly exploited vulnerabilities in AT&T's online systems, aiming to manipulate customer data. This act demonstrates not just technical know-how, but a chilling willingness to cross ethical boundaries. The implications for a trusted insider to cause harm emphasize the ever-present danger of insider threats within critical infrastructures.
Implications for Cyber Policy
This incident starkly highlights the need for reinforced policies surrounding cybersecurity knowledge and ethical conduct across the defense spectrum. The military's cyber training paradigm needs swift and decisive adjustment to instill a robust understanding of the legal boundaries governing cyber activities. As this situation unfolds, policy experts and legislators will need to scrutinize existing protocols, aiming for enhancement where necessary to avert future low points in cyber-military conduct.
Time is of the Essence
The breach bears immediate scrutiny. The potential damage to AT&T’s infrastructure and the wider telecom network is of critical concern. In response, it is crucial that information security teams work hand in glove with legal advisors to evaluate whether this incident could be cataloged as an act equivalent to treason based on intent and resultant impact.
A New Cyber Frontier
One can’t help but wonder about the motivations behind a soldier participating in such a defection from protocol. Was this a solitary act for personal gain, or, more concerning, a harbinger of organized espionage within military ranks? Such speculations underscore an urgent call for a novel approach to cybersecurity awareness in defense sectors.
Peeking Behind the Digital Curtain
The soldier's dilemma offers a digital-age cautionary tale fit for the annals of cybersecurity mishaps. As military personnel venture further into tech-driven roles, equipping them with not just skills, but the ethical foreknowledge of the digital tools they wield, is indispensable.
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Vendor Diligence Questions
1. What measures does your company have in place to detect and prevent insider threats, particularly from individuals with high levels of access or trust?
2. How does your security training program ensure compliance with both national and international cyber laws and regulations?
3. Can you demonstrate how your systems audit and report unusual accesses, especially those involving trusted personnel?
Action Plan
1. Security Refresher Courses: Immediately update and roll out advanced cybersecurity ethics and law training modules for all military personnel.
2. Threat Assessment Coordination: Establish a task force with AT&T and other telecoms to assess and remediate potential security gaps linked to this breach.
3. Legal Context and Consequence Briefings: Coordinate with legal counsel to evaluate the potential classification of this incident as treason, informing both deterrent measures and disciplinary actions.
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Source: "U.S. Soldier Charged in AT&T Hack Searched 'Can Hacking Be Treason'"
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Red Teaming: Bringing Out the Inner Ninja in Your Cybersecurity Squad
_"When you've got hackers trying to out-hack your hackers, you know you're doing something right."_
What You Need to Know
executive summary:
Red teaming is a critical exercise in assessing and fortifying an organization's defenses against cyber threats. By simulating real-world attacks, red teams aim to uncover vulnerabilities that could be exploited by adversaries. Executive management is expected to support the integration and funding of red team exercises to enhance resilience against evolving cyber threats. Real-time preparation can significantly mitigate risks and reinforce your cyber defensive strategy.
CISO Focus: Penetration Testing and Threat Modeling
Sentiment: Positive
Time to Impact: Short (3-18 months)
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Unraveling the Red Teaming Mystery: What It Means for Your Organization
Red teaming is rapidly gaining traction in the cybersecurity world as an innovative strategy for spotting vulnerabilities before they can be exploited by adversaries. Unlike traditional security assessments, red teaming immerses security teams into the mindset of threat actors, exposing blind spots in an organization’s defenses.
What Is Red Teaming?
At its core, red teaming is the practice of simulating a broad range of attacks on an organization's assets from an external perspective. It involves ethical hackers—the “red team”—methodically trying to breach systems, networks, or processes in the way a malicious actor would. This helps uncover gaps in the defenses and offers a realistic evaluation of an organization’s security posture.
Red teaming often uses advanced techniques including social engineering, physical intrusion, and even zero-day exploits to test how an organization responds to sophisticated threats. It is a dynamic and adaptive assessment method that often reveals weaknesses that other conventional tests overlook.
Why Organizations Embrace Red Teaming
Organizations have begun embracing red teaming as it offers several critical advantages:
Realistic Attack Simulations: It helps familiarize security teams with potential real-world threats.
Comprehensive Exposure Assessment: Red teaming examines multiple facets of an organization’s defenses, from network to human vulnerabilities.
Improved Incident Response: By revealing flaws in response protocols, organizations can refine and fortify their incident management processes.
Key Challenges
Despite its advantages, executing an effective red teaming exercise comes with difficulties:
Resource Intensive: Red teaming requires significant time and expert resources to be executed effectively.
Operational Disruptions: These exercises can unintentionally impact daily business operations if not conducted carefully.
Privacy Concerns: The simulations must ensure compliance with data protection regulations to avoid breaches.
The Path Forward
To harness the full potential of red teaming, organizations need to foster an environment that values transparency, continuous learning, and strategic investment in cybersecurity preparedness.
Vendor Diligence Questions
In evaluating vendors for red teaming services, consider these critical questions:
1. What methodologies does your red team employ, and how do they align with our industry-specific threat landscape?
2. Can you provide case studies or references from similar industries about your red teaming outcomes?
3. How do you ensure compliance with privacy laws and data protection regulations during an engagement?
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Action Plan for Cybersecurity Teams
1. Develop Objectives: Define clear goals for the red teaming exercise, focusing on areas that require critical assessment.
2. Engage Experienced Vendors: Opt for vendors with a robust reputation and proven methodologies in red teaming.
3. Plan Minimization of Disruption: Ensure exercises are planned to minimize operational disruptions, leveraging scopes and rules of engagement.
4. Review and Act: Post-exercise, conduct a thorough review of results, and integrate findings into the organization’s security strategy.
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Source: TechTarget: What is Red Teaming?
Becoming Ransomware Ready: Why Continuous Validation Is Your Best Defense
_When life gives you ransomware, might as well make lemonade out of backups._
What You Need to Know
Ransomware threats are increasingly sophisticated, and businesses must adopt a proactive stance to mitigate these risks. Cybersecurity resilience through continuous validation is paramount. Board members and executives are urged to prioritize investments in cybersecurity infrastructure and support strategic initiatives aimed at enhancing cyber readiness. It’s crucial to foster a culture of perpetual improvement and vigilance, aligning business objectives with robust security measures to prevent costly breaches.
CISO Focus: Cyber Resilience and Proactive Measures
Sentiment: Strong Positive
Time to Impact: Immediate
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In an era where cyber threats morph faster than you can say "crypto-lock," companies are racing against time to protect their digital assets. With ransomware attacks on an unrelenting surge, businesses are realizing that being ‘ransomware ready’ is no longer just an option—it's a necessity. The foundation of this preparedness hinges on continuous validation, a strategy that integrates regular testing and updating of defensive mechanisms to shield against ransomware havoc.
Continuous Validation: The Cyber Knight
Continuous validation is like having a knight in shining armor for your cybersecurity needs. It serves as an ongoing assessment process that rigorously tests your defense strategies against the latest ransomware tactics. By simulating attacks and stress-testing your security systems, you identify vulnerabilities before cybercriminals do. This proactive approach isn’t about conjuring magic solutions; it’s about instilling resilience into your ecosystem.
Key Elements of Continuous Validation
Regular Cyber Drills : Conducting simulations of ransomware attacks to evaluate the response mechanisms. This keeps the incident response team on their toes.
Real-Time Updates : Ensuring that defenses are updated with the latest threat intelligence.
Third-Party Assessments : Engaging external experts to audit and review defenses impartially.
Playing Chess with Cyber Criminals
With ransomware incidents such as the Colonial Pipeline attack making headlines, it’s imperative to stay ahead of perpetrators. Continuous validation acts like a chess strategy, anticipating opponent moves and planning counteractions in advance. Companies are increasingly acknowledging this as a cornerstone of their security posture, often integrating it into their broader risk management frameworks.
According to Cybersecurity Ventures, ransomware will cost victims around $265 billion annually by 2031. This statistic underscores the severe financial implications of ignoring continuous validation. Therefore, versatility in adopting this approach can separate the resilient companies from those ensnared in post-breach recovery.
The Business Case for Cyber Maturity
CEOs and board members need to understand that investing in continuous validation is akin to investing in insurance—not just for data, but for customer trust and brand reputation. The perceived upfront costs can be a hurdle. However, the price of a ransomware breach, both financially and reputationally, far outweighs this investment. Adopting a continuous validation model translates to informed decision-making, where defensive layers can be efficiently optimized.
From Ransomware Ready to Ransomware Resilient
Ransomware readiness isn't just about defense; it's about resilience. Continuous validation informs comprehensive training programs for employees, creating an informed frontline defense. It also enables iterative improvement protocols, granting organizations the agility to fine-tune strategies dynamically.
If ransomware readiness is the dream, then continuous validation is the process of waking up from a nightmare to a well-prepared morning. It equips your enterprise not just to stand its ground, but to advance with confidence.
Final Validation
While no system is impermeable, continuous validation lays the groundwork for robust defenses. Think of it as the guiding star in the turbulent sea of ransomware threats—providing direction, assurance, and an unyielding defense.
As businesses navigate the cyber threat landscape, the adage “hope is not a strategy” rings particularly true. By continuously validating defenses, companies can rest assured they are not merely hoping to withstand the storm, but are indeed equipped for it.
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Vendor Diligence Questions
1. How frequently does your service provide threat intelligence updates pertinent to ransomware?
2. What are your protocols for conducting continuous validation tests, and how do you simulate real-world attack scenarios?
3. Can you detail your response strategies in cases where vulnerabilities are discovered?
Action Plan
Assess Current Security Posture : Conduct a comprehensive review of existing cybersecurity measures.
Implement Continuous Validation : Integrate continuous validation into the security operations center (SOC) protocols.
Employee Training : Launch mandatory cybersecurity awareness programs focusing on ransomware recognition and response.
Engage Third-Party Auditors : Work with external cybersecurity firms for unbiased system evaluations.
Immediate Updates and Patching : Accelerate processes for rolling out updates and security patches.
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Source: Becoming Ransomware Ready: Why Continuous Validation Is Your Best Defense
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Botnets Behaving Badly: Microsoft 365 Mayhem
_When botnets go bad, passwords cry._
What You Need to Know
A recent surge in targeted attacks has brought Microsoft's Basic Authentication framework to its knees. Cybercriminals leveraging sophisticated botnets have launched a widespread password spray attack aimed at Microsoft 365 users. The Executive Management Team needs to be alerted: Immediate action is required to harden defenses and prepare for rapid incident response. Focus on implementing robust security protocols and investments in user training to fortify against these vulnerabilities.
CISO focus: Identity and Access Management (IAM)
Sentiment: Strong negative
Time to Impact: Immediate
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In the ever-evolving cyber battlefield, the latest maneuver by malicious actors involves a botnet-driven assault on Microsoft 365's Basic Authentication. This widespread password spray attack—where hackers attempt multiple password guesses against numerous accounts—poses a significant threat to enterprise security. Understanding the mechanics of such an attack and preparing a swift, comprehensive response can make all the difference between a thwarted attempt and a catastrophic breach.
The Anatomy of an Attack
Why Basic Auth is a Soft Target:
Simplicity of Basic Auth : Microsoft's Basic Authentication, now largely outdated, doesn’t require multi-factor authentication (MFA) and thus is a more vulnerable target for criminals.
Widespread Usage : Despite its depreciated status in favor of more secure methods, Basic Auth remains enabled in a surprising number of enterprise environments, making it a rich target.
Password Spray Method : Unlike brute-force, password spray uses a slower approach, trying common passwords across many users which allows it to bypass account lockout mechanisms designed to prevent rapid failed logins.
Safeguarding Microsoft 365
Immediate Steps to Mitigate Risks:**
Disable Basic Authentication : Enterprises should immediately disable Basic Authentication protocols in favor of modern authentication methods like OAuth.
Enhance Password Policies : Strong, unique passwords across all accounts are a foundational defense. Implement a password management strategy to combat default and easily guessable passwords.
Implement Multi-Factor Authentication (MFA) : Multi-factor authentication effectively neutralizes password spray vulnerabilities by requiring an additional proof point for login.
Lessons from the Trenches
Real-World Consequences : Businesses affected by these botnet attacks face potential data breaches, financial loss, and reputational damage, highlighting the urgent necessity to prioritize enhanced cybersecurity measures.
Prepping for the Worst : CISO teams must ensure they have active monitoring and intrusion detection systems that can identify suspicious login attempts indicative of a password spray attack.
Future-Proofing Security
Time to Reinvent Authentication : While immediate actions are critical, the long-term strategy should include moving away from password reliance altogether. Embrace biometrics and zero-trust frameworks to ensure that even exposed credentials cannot be exploited.
Employee Training and Awareness : Conduct regular security training sessions to educate employees about recognizing phishing attempts and enforcing strong password habits.
Why This Matters Now
With the pace of cyberattacks increasing and methodologies becoming more sophisticated, businesses cannot afford complacency. The severity of this latest botnet campaign against Microsoft 365 users underscores the fragility of current protections and the need for a proactive overhaul of identity and access management strategies.
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Vendor Diligence Questions
1. What measures does your service provide to prevent basic authentication vulnerabilities?
2. How do you enforce the implementation of multi-factor authentication across platforms?
3. Can you demonstrate a track record of responding to similar threats in the past?
Action Plan
1. Identify and Disable Vulnerable Protocols : Audit IT systems to locate and shut down basic authentication where it remains active.
2. Strengthen Accident Response Protocols : Equip the incident response team with clear procedures for identifying and halting password spray attempts in real-time.
3. Continuous Monitoring : Invest in advanced threat detection systems that provide early warnings of suspicious activities targeting authentication systems.
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Source: Botnet targets Basic Auth in Microsoft 365 password spray attacks
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Adobe & Oracle Slip-Up: Someone's About to Get Fired
_When life gives you lemons, it might be time to tighten your security protocols._
What You Need to Know
The Cybersecurity and Infrastructure Security Agency (CISA) has flagged two actively exploited security flaws found in Adobe and Oracle products. Organizations using these products must take immediate action to prevent potential data breaches and maintain their cybersecurity defenses. The expectations are for the board and executive management to prioritize reviewing cybersecurity strategies, resources allocation, and initiating training programs for affected staff.
CISO Focus: Vulnerability Management
Sentiment: Strong Negative
Time to Impact: Immediate
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Two Critical Flaws: An Urgent Call to Action
Organizations worldwide are on alert following CISA's advisory on two severe security vulnerabilities affecting widely-used Adobe and Oracle products. Experts warn that these vulnerabilities, if left unpatched, could open the door for cybercriminals to access sensitive data and disrupt operations, potentially causing millions in damages.
What are the Flaws?
1. Adobe's Double Trouble: The first flaw lies within Adobe's Acrobat and Reader software. This vulnerability allows remote code execution, meaning that an attacker could potentially exploit this flaw to run malicious code on a victim's machine. For organizations heavily reliant on Adobe for document processing, this poses a substantial risk.
2. Oracle's Overlook: The second flaw concerns Oracle's cloud services. Specifically, it affects their WebLogic Server – a critical component for enterprises deploying cloud applications. The flaw can be exploited to execute arbitrary commands under certain conditions, jeopardizing data integrity and business continuity.
Why Should You Care?
Given the prevalence of these software solutions across multiple industries, the risks are numerous:
* Data Breach: Cyber attackers leveraging these vulnerabilities could gain unauthorized access to sensitive information.
* Financial Impact: The financial fallout from a data breach can be monumental, involving costs related to breach mitigation, potential lawsuits, and loss of customer trust.
* Regulatory Compliance: Organizations must remain compliant with data protection regulations like GDPR. Failure to address these vulnerabilities could result in hefty fines and penalties.
Taking Immediate Action
Steps for Mitigation
* Promptly Apply Patches: Immediately deploy patches released by Adobe and Oracle to remediate the vulnerabilities.
* System Audits: Conduct thorough security audits to assess the current security posture and identify any potential exposure.
* Enhanced Monitoring: Increase monitoring for suspicious activities in networks utilizing Adobe and Oracle products.
The Bigger Picture: Why Simple Neglect is Not an Option
Ignoring such critical vulnerabilities is akin to leaving your front door wide open, with a neon sign inviting attackers in. These aren’t just isolated issues affecting specific sectors but are widespread across many organizations, including governmental institutions, healthcare, and finance.
A historical perspective reminds us of past security lapses, such as the Equifax breach, which had far-reaching consequences—emphasizing the necessity of maintaining a robust patch management strategy.
A Stark Reminder for Insurers and Auditors
The incident underlines the importance of third-party risk management. Insurers and auditors should more deeply scrutinize an organization’s due diligence processes regarding the software solutions being used.
Don't Let the Quacks Get You! While you might relish a healthy dose of chaos now and then, this isn't the type you should welcome. Protect your organization today by patching up these gaps and keep those cyber menaces at bay.
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Vendor Diligence Questions
1. How quickly do you release patches or updates following the identification of a critical security flaw?
2. Can you provide a detailed report of past security incidents and the measures taken to resolve them?
3. What processes are in place to detect and mitigate unauthorized exploits within your applications?
Action Plan
Emergency Patching: Assign a team to ensure that all systems running affected versions of Adobe and Oracle products are patched swiftly.
Employee Awareness: Conduct an immediate briefing and training session for employees on recognizing phishing attempts, often a starting point for exploiting these vulnerabilities.
Incident Response Readiness: Review and, if necessary, update the incident response plan to ensure it addresses these specific vulnerabilities.
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Source: Two Actively Exploited Security Flaws in Adobe and Oracle Products Flagged by CISA
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