CVE-2015-0016 Microsoft Windows TS WebProxy Directory Traversal

Exploited in the wild High 7.8 Published Updated

Remote attackers can escalate privileges from Low to Medium Integrity via directory traversal in the Windows TS WebProxy component.

Exploited in the wild
Since 25 May 2022
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2015-0016?

CVE-2015-0016 is a high-severity path traversal vulnerability in Microsoft Windows 7, published on 13 Jan 2015. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

Directory traversal vulnerability in the TS WebProxy (aka TSWbPrxy) component in Microsoft Windows Vista SP2, Windows 7 SP1, Windows Server 2008 R2 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1 allows remote attackers to gain privileges via a crafted pathname in an executable file, as demonstrated by a transition from Low Integrity to Medium Integrity, aka "Directory Traversal Elevation of Privilege Vulnerability."

Weakness: CWE-22

Which versions are affected by CVE-2015-0016?

It affects 8 products.

Products include Microsoft Windows 7, Microsoft Windows 8, Microsoft Windows 8.1, Microsoft Windows Rt, Microsoft Windows Rt 8.1, Microsoft Windows Server 2008 and 2 more.

How do I fix CVE-2015-0016?

No fix has been published for CVE-2015-0016 yet. Limit exposure of the affected software until one is available. US federal agencies must fix it by 15 Jun 2022.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2015-0016 being exploited?

Yes. Attackers have exploited CVE-2015-0016 in the wild since at least 25 May 2022.

Public exploit code: 1 Metasploit module and 1 Exploit-DB entry.

All Microsoft Windows 7 vulnerabilities

Sources

Also known as GHSA-59ww-48gw-2fpx.

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