CVE-2012-0871 Path traversal in n/a
Local attackers can overwrite arbitrary files via symlink attacks in systemd-logind, potentially compromising system integrity.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2012-0871?
CVE-2012-0871 is a medium-severity path traversal vulnerability in Opensuse Opensuse, published on 18 Apr 2014. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The session_link_x11_socket function in login/logind-session.c in systemd-logind in systemd, possibly 37 and earlier, allows local users to create or overwrite arbitrary files via a symlink attack on the X11 user directory in /run/user/.
Weakness: CWE-59
Which versions are affected by CVE-2012-0871?
It affects 2 products.
Products include Opensuse Opensuse, Systemd Project Systemd.
How do I fix CVE-2012-0871?
Apply the vendor's patch.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2012-0871 being exploited?
There is no known exploitation of CVE-2012-0871 in the wild and no public exploit code.
Other vulnerabilities in Opensuse Opensuse
Sources
Also known as DEBIAN-CVE-2012-0871, GHSA-jv9q-v37q-34vv.