CVE-2015-1701

Win32k.sys in the kernel-mode drivers in Microsoft Windows Server 2003 SP2, Vista SP2, and Server 2008 SP2 allows local users to gain privileges via a crafted application, as exploited in the wild in April 2015, aka "Win32k Elevation of Privilege Vulnerability."

Score

CVSS 3.1 7.8 High

Status

Analyzed - secure@microsoft.com

Published

2015-04-21

Last modified

2026-08-14

Known exploited (CISA KEV)

since 2022-03-03, action due 2022-03-24: Apply updates per vendor instructions.

Affected products

• Windows 2003 Server (Microsoft)
• Windows 7 (Microsoft)
• Windows Server 2008 (Microsoft)
• Windows Vista (Microsoft)

References

• http://seclists.org/fulldisclosure/2020/May/34
• http://twitter.com/symantec/statuses/590208710527549440
• http://www.securityfocus.com/bid/74245
• http://www.securitytracker.com/id/1032155
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-051
• https://www.exploit-db.com/exploits/37049/
• https://www.exploit-db.com/exploits/37367/
• https://www.fireeye.com/blog/threat-research/2015/04/probable_apt28_useo.html
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2015-1701