What’s Vulnerable › Vulnerabilities

CVE-2015-2553

• Severity: high (CVSS 7.2 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.0% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2015-10-14 · updated 2026-06-17
• Weakness: CWE-264

Description

The kernel in Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT Gold and 8.1, and Windows 10 mishandles junctions during mountpoint creation, which makes it easier for local users to gain privileges by leveraging certain sandbox access, aka "Windows Mount Point Elevation of Privilege Vulnerability."

Affected products

• Microsoft Windows 10 Version 1607: all versions
• Microsoft Windows 7: all versions
• Microsoft Windows 8: all versions
• Microsoft Windows 8.1: all versions
• Microsoft Windows Rt: 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/133971/Windows-Sandboxed-Mount-Reparse-Point-Creation-Mitigation-Bypass.html
• http://www.securitytracker.com/id/1033805
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-111
• https://www.exploit-db.com/exploits/38474/
• http://packetstormsecurity.com/files/133971/Windows-Sandboxed-Mount-Reparse-Point-Creation-Mitigation-Bypass.html
• http://www.securitytracker.com/id/1033805
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-111
• https://www.exploit-db.com/exploits/38474/

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