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Cybersecurity 7 min read Published Updated Credibility 90/100

CISA Known Exploited Vulnerabilities

CISA's August 2024 Known Exploited Vulnerabilities additions covered critical flaws being actively exploited. Federal agencies have mandatory patching timelines, and everyone else should treat KEV additions as high-priority security work.

Kodi C.

Editor & Research Lead

Reviewed for accuracy by Kodi C.

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CISA expanded the Known Exploited Vulnerabilities (KEV) catalog on August 14, 2024 to include Microsoft CVE-2024-38112 and CVE-2024-38080, confirming in-the-wild exploitation and setting a September 4 remediation deadline for U.S. civilian agencies. The chaining potential between the Windows MSHTML remote code execution bug and the kernel privilege escalation means regulated enterprises must accelerate August Patch Tuesday rollouts and validate monitoring coverage.

Market signals

  • Active exploitation. CISA’s alert states both CVEs are already used by adversaries, activating Binding Operational Directive 22-01 timelines for patching federal networks by September 4, 2024.
  • Patch Tuesday follow-on. Microsoft’s August 2024 security release documents show the MSHTML flaw is triggered through crafted Internet Shortcut files, while CVE-2024-38080 allows local privilege escalation—an attractive post-exploitation chain.
  • Third-party exposure. Managed service providers and ISVs that embed WebView or host Windows terminal servers inherit the KEV risk and must pass remediation attestations to downstream customers.

Aligning your controls

  • NIST CSF 2.0 PR.IP-12. Enforce rapid vulnerability remediation workflows that prioritize KEV-listed flaws across workstation, VDI, and server fleets.
  • CISA Cybersecurity Performance Goal (CPG) 5.A. Maintain verified, tested backups and patch rollback plans for Windows platforms patched on accelerated schedules.
  • CIS Controls v8 7.7. Document automated patch verification and exception handling for MSHTML-dependent applications to preserve compliance with exception tracking requirements.

What to watch for

  • Hunt for anomalous .url shortcut executions spawning mshta.exe or rundll32.exe, especially when launched from email or Teams cache paths associated with CVE-2024-38112 tradecraft.
  • Correlate Microsoft Defender for Endpoint telemetry for alerts such as Suspicious Shortcut File Execution and new kernel-mode driver loads that follow user logon spikes.
  • Review privileged account activity on Remote Desktop Session Hosts and VDI brokers for signs of post-exploitation privilege escalation tied to CVE-2024-38080.
  • Stage canary systems with August cumulative updates, execute smoke tests for line-of-business apps, and then greenlight enterprise-wide deployment within 48 hours.
  • Brief disclosure committees and risk owners on the KEV deadline so governance records show alignment with BOD 22-01 expectations.
  • Require MSPs and critical software suppliers to confirm installation of the August cumulative updates and provide telemetry sharing for shortcut abuse attempts.

References

Orchestrating accelerated Windows hardening, shortcut abuse monitoring, and supplier attestation workflows so clients stay ahead of KEV enforcement windows.

Regulatory backdrop

This development represents a significant milestone in the broader regulatory environment affecting cybersecurity initiatives globally. Organizations must understand not only the immediate requirements but also the interconnected policy frameworks that influence implementation strategies and compliance obligations.

The regulatory environment continues to evolve as policymakers balance innovation enablement with risk mitigation and stakeholder protection. This particular development reflects ongoing efforts to establish clear governance frameworks that support responsible adoption while maintaining appropriate safeguards against potential misuse or unintended consequences.

Stakeholders across multiple sectors should consider how this development intersects with existing compliance obligations under frameworks such as GDPR, CCPA, SOC 2, ISO 27001, and industry-specific regulations. The interconnected nature of modern regulatory requirements means that addressing one area often has implications for related compliance domains.

What to consider

Organizations seeking to align with these requirements should begin with a thorough gap analysis comparing current capabilities against the specified standards. This assessment should encompass technical infrastructure, organizational processes, personnel competencies, and governance mechanisms.

A phased implementation approach typically proves most effective, beginning with foundational elements before progressing to more advanced capabilities. Priority should be given to areas presenting the greatest risk exposure or compliance urgency, while building sustainable practices that can adapt to evolving requirements.

Key implementation factors include resource allocation, timeline management, stakeholder coordination, and change management. Organizations should establish clear governance structures to oversee implementation progress and ensure accountability across relevant business units and functional areas.

Technical implementation should follow security-by-design principles, incorporating appropriate controls from the outset rather than attempting to retrofit security measures after deployment. This approach typically reduces overall implementation costs while improving security posture and compliance outcomes.

Managing risk

Effective risk management requires systematic identification, assessment, and treatment of risks associated with this development. Organizations should use established frameworks such as NIST RMF, ISO 31000, or COBIT to structure their risk management approach.

Risk identification should consider technical vulnerabilities, operational disruptions, regulatory penalties, reputational impacts, and strategic implications. Each identified risk should be assessed for likelihood and potential impact, with appropriate risk treatment strategies developed for high-priority items.

Continuous monitoring capabilities are essential for detecting emerging risks and evaluating the effectiveness of implemented controls. Organizations should establish key risk indicators and reporting mechanisms that provide timely visibility into risk exposure across relevant domains.

Risk tolerance thresholds should be established at the organizational level, with clear escalation procedures for risks that exceed acceptable levels. This governance framework ensures appropriate oversight while enabling agile responses to changing risk conditions.

Roadmap to compliance

Developing a structured compliance roadmap helps organizations systematically address requirements while managing resource constraints and competing priorities. The roadmap should establish clear milestones, responsible parties, and success criteria for each compliance objective.

Near-term priorities typically focus on addressing imminent compliance deadlines and high-risk gaps. Medium-term initiatives build sustainable compliance capabilities through process improvements, technology investments, and workforce development. Long-term strategic planning ensures continued alignment as requirements evolve.

Documentation requirements should be addressed throughout the compliance journey, establishing evidence trails that demonstrate due diligence and support audit activities. Organizations should implement document management practices that ensure accessibility, version control, and appropriate retention.

Regular compliance assessments help organizations verify progress against roadmap objectives and identify areas requiring additional attention. These assessments should incorporate both internal reviews and independent third-party evaluations where appropriate.

Who is affected

This development affects multiple stakeholder groups, each with distinct interests, concerns, and information needs. Effective stakeholder management requires understanding these perspectives and developing appropriate engagement strategies.

Internal stakeholders including executive leadership, board members, operational teams, and employee populations require tailored communications that address their specific concerns and responsibilities. Clear role definitions and accountability structures support effective internal coordination.

External stakeholders such as customers, partners, regulators, and industry peers also have legitimate interests in organizational responses to this development. Transparent communication and demonstrated commitment to compliance build trust and support collaborative relationships.

Investor and analyst communities focus on governance, risk management, and compliance capabilities as indicators of organizational resilience and long-term value creation. Organizations should consider how their response to this development affects external perceptions and stakeholder confidence.

Infrastructure needs

Technology plays a critical enabling role in addressing the requirements associated with this development. Organizations should evaluate current technology capabilities against anticipated needs and develop enhancement plans where gaps exist.

Core technology considerations typically include data management systems, security infrastructure, monitoring and analytics platforms, and integration capabilities. Organizations should assess whether existing technology investments can be used or whether new capabilities are required.

Automation opportunities should be identified and prioritized based on efficiency gains, error reduction, and scalability benefits. Robotic process automation, artificial intelligence, and machine learning technologies may offer valuable capabilities for specific use cases.

Technology vendor relationships should be evaluated to ensure appropriate support for compliance requirements. Contractual provisions, service level agreements, and vendor security practices all merit attention as part of technology governance.

The regulatory and policy environment continues to evolve rapidly, with several emerging trends likely to influence future developments in this area. Organizations should maintain awareness of these trends and build adaptive capabilities that support ongoing compliance.

Regulatory convergence across jurisdictions creates both challenges and opportunities for multinational organizations. While harmonization efforts reduce compliance complexity in some areas, divergent national approaches require careful planning in others.

Technology evolution continues to create new capabilities and new risks requiring regulatory attention. Organizations should anticipate that current requirements will be supplemented or modified as policymakers respond to technological changes and emerging best practices.

Industry collaboration through standards bodies, professional associations, and informal networks provides valuable opportunities for sharing implementation experiences and influencing policy development. Active engagement in these forums supports more effective compliance outcomes.

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References

  1. CISA — CISA Adds Two Known Exploited Vulnerabilities to Catalog (August 14, 2024) — www.cisa.gov
  2. Microsoft Security Update Guide: CVE-2024-38112 (Published August 13, 2024) — msrc.microsoft.com
  3. Microsoft Security Update Guide: CVE-2024-38080 (Published August 13, 2024) — msrc.microsoft.com
  • CISA Known Exploited Vulnerabilities
  • Microsoft Patch Tuesday
  • Windows hardening
  • BOD 22-01 compliance
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