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PatchSiren cyber security CVE debrief

CVE-2018-0824 Microsoft CVE debrief

CVE-2018-0824 is a Microsoft Windows COM for Windows deserialization-of-untrusted-data vulnerability that CISA listed in the Known Exploited Vulnerabilities catalog on 2024-08-05. Organizations should treat it as an urgent remediation item and follow Microsoft’s advisory guidance; CISA’s KEV entry says to apply vendor mitigations or discontinue use of the product if mitigations are unavailable.

Vendor
Microsoft
Product
Windows
CVSS
Unknown
CISA KEV
Listed
Original CVE published
2024-08-05
Original CVE updated
2024-08-05
Advisory published
2024-08-05
Advisory updated
2024-08-05

Who should care

Windows administrators, endpoint security teams, vulnerability management teams, patch management teams, and incident responders responsible for Microsoft Windows fleets.

Technical summary

The supplied records identify a Windows vulnerability in Microsoft COM for Windows involving deserialization of untrusted data. CISA marked it as known exploited and assigned a mitigation due date of 2024-08-26. The provided corpus does not include CVSS scoring, affected build ranges, or exploit details, so defenders should rely on the linked official Microsoft and CISA records for product-specific remediation guidance.

Defensive priority

Urgent

Recommended defensive actions

  • Review the linked Microsoft MSRC advisory for CVE-2018-0824 and apply the vendor-recommended fix or mitigation.
  • Prioritize affected Windows systems for remediation before the CISA KEV due date of 2024-08-26.
  • If Microsoft mitigation guidance is unavailable for a given environment, follow CISA’s instruction to discontinue use of the product until a mitigative path exists.
  • Confirm exposure across Windows endpoints, servers, and any applications that rely on COM for Windows functionality.
  • Validate compensating controls and monitor for signs of suspicious activity on any systems that cannot be remediated immediately.

Evidence notes

The supplied corpus confirms only the following: the CVE ID and title, Microsoft as the vendor, Windows as the product, CISA KEV listing, dateAdded 2024-08-05, dueDate 2024-08-26, and knownRansomwareCampaignUse marked Unknown. No CVSS score, version range, or exploit mechanics were provided in the source corpus.

Official resources

CISA’s KEV catalog lists this CVE as known exploited as of 2024-08-05 and sets a mitigation due date of 2024-08-26. The supplied corpus does not include additional Microsoft advisory details beyond the official links.