CVE-2015-2553

Name: CVE-2015-2553
Creator: NVD / NIST
Published: 2015-10-14T01:59:07.89+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 3.26%

Last modified Jun 17, 2026

CVE-2015-2553 is a vulnerability of currently unknown severity. 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.". EPSS estimates a 3.26% chance of exploitation in the next 30 days.

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."

Metrics

EPSS Probability

3.26%

86.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-264

Affected Software

Vendor	Product	Versions	Update
Microsoft	Windows 10	All versions	—
Microsoft	Windows 7	All versions	Sp1
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	All versions	Sp2
Microsoft	Windows Server 2008	r2	Sp1
Microsoft	Windows Server 2012	All versions	—
Microsoft	Windows Server 2012	r2	—
Microsoft	Windows Vista	All versions	Sp2

References

http://packetstormsecurity.com/files/133971/Windows-Sandboxed-Mount-Reparse-Point-Creation-Mitigation-Bypass.htmlThird Party Advisory, VDB Entry
http://www.securitytracker.com/id/1033805Third Party Advisory, VDB Entry
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-111Patch, Vendor Advisory
https://www.exploit-db.com/exploits/38474/Exploit, Third Party Advisory, VDB Entry
http://packetstormsecurity.com/files/133971/Windows-Sandboxed-Mount-Reparse-Point-Creation-Mitigation-Bypass.htmlThird Party Advisory, VDB Entry
http://www.securitytracker.com/id/1033805Third Party Advisory, VDB Entry
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-111Patch, Vendor Advisory
https://www.exploit-db.com/exploits/38474/Exploit, Third Party Advisory, VDB Entry

Timeline

Published: Oct 14, 2015
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2015-2553?

How severe is CVE-2015-2553?

Severity scoring for CVE-2015-2553 is pending analysis. The EPSS model estimates a 3.26% probability of exploitation in the next 30 days.

How do I fix CVE-2015-2553?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2015-2553?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST