CVE-2011-3154 Path traversal in n/a
Local attackers can read XAUTHORITY file content via symlink attacks on temporary files in the Ubuntu Update Manager.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2011-3154?
CVE-2011-3154 is a low-severity path traversal vulnerability in Canonical Ubuntu Linux, published on 17 Apr 2014. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
DistUpgrade/DistUpgradeViewKDE.py in Update Manager before 1:0.87.31.1, 1:0.134.x before 1:0.134.11.1, 1:0.142.x before 1:0.142.23.1, 1:0.150.x before 1:0.150.5.1, and 1:0.152.x before 1:0.152.25.5 does not properly create temporary files, which allows local users to obtain the XAUTHORITY file content for a user via a symlink attack on the temporary file.
Weakness: CWE-59
Which versions are affected by CVE-2011-3154?
It affects 2 products.
Products include Canonical Ubuntu Linux, Canonical Update-Manager.
How do I fix CVE-2011-3154?
No fix has been published for CVE-2011-3154 yet. Limit exposure of the affected software until one is available.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2011-3154 being exploited?
There is no known exploitation of CVE-2011-3154 in the wild and no public exploit code.
Other vulnerabilities in Canonical Ubuntu Linux
Sources
Also known as GHSA-279p-xgvm-r6g6.