What’s Vulnerable › Vulnerabilities

CVE-2016-3223

• Severity: high (CVSS 8.1 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 21.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2016-06-16 · updated 2026-06-17
• Weakness: CWE-264

Description

Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, and Windows 10 Gold and 1511 mishandle LDAP authentication, which allows man-in-the-middle attackers to gain privileges by modifying group-policy update data within a domain-controller data stream, aka "Group Policy Elevation of Privilege Vulnerability."

Affected products

• Microsoft Windows 10 Version 1607: 1511
• Microsoft Windows 7: all versions
• Microsoft Windows 8.1: all versions
• Microsoft Windows RT 8.1: all versions
• Microsoft Windows Server 2008: r2-sp1
• Microsoft Windows Server 2012: r2
• Microsoft Windows Vista: all versions

References

• http://packetstormsecurity.com/files/138248/Microsoft-Windows-7-Group-Policy-Privilege-Escalation.html
• http://www.securitytracker.com/id/1036100
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-072
• https://www.exploit-db.com/exploits/40219/
• http://packetstormsecurity.com/files/138248/Microsoft-Windows-7-Group-Policy-Privilege-Escalation.html
• http://www.securitytracker.com/id/1036100
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-072
• https://www.exploit-db.com/exploits/40219/

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