Microsoft Windows Buffer Overflow Vulnerability
Microsoft — Windows
- Added to KEV catalog
- 20 May 2026
- Federal remediation due date
- 3 June 2026
- Weakness classification (CWE)
- CWE-94
CISA 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.
Notes
https://learn.microsoft.com/en-us/security-updates/securitybulletins/2008/ms08-067 ; https://nvd.nist.gov/vuln/detail/CVE-2008-4250
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