CVE-2015-4155 Path traversal in n/a
Local attackers can write to arbitrary files via symlink attacks on temporary files when using specific GNU Parallel options.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2015-4155?
CVE-2015-4155 is a low-severity path traversal vulnerability in n/a, published on 2 Jun 2015. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
GNU Parallel before 20150422, when using (1) --pipe, (2) --tmux, (3) --cat, (4) --fifo, or (5) --compress, allows local users to write to arbitrary files via a symlink attack on a temporary file.
Weakness: CWE-59
Which versions are affected by CVE-2015-4155?
It affects 1 product.
Products include Gnu Parallel.
How do I fix CVE-2015-4155?
Upgrade to a fixed version.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2015-4155 being exploited?
There is no known exploitation of CVE-2015-4155 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as DEBIAN-CVE-2015-4155, GHSA-gcr9-32r6-7cx2, UBUNTU-CVE-2015-4155.