9 Realms Cybersecurity
AdvisoriesCVE-2008-4250

Microsoft Windows Buffer Overflow Vulnerability

MicrosoftWindowsAdded May 20, 2026

CISA Known Exploited Vulnerabilities Data

Description

Microsoft Windows contains a buffer overflow vulnerability in the Windows Server Service that allows remote attackers to execute arbitrary code via a crafted RPC request that triggers an overflow during path canonicalization.

Required Action

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

CISA Due Date

June 3, 2026 (federal agency requirement)

Known Ransomware Campaign Use

Unknown

Notes

https://learn.microsoft.com/en-us/security-updates/securitybulletins/2008/ms08-067 ; https://nvd.nist.gov/vuln/detail/CVE-2008-4250

External References

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Data sourced from the CISA Known Exploited Vulnerabilities catalog. CISA does not endorse any commercial product or service.