CVE-2011-4617 Virtualenv Allows Symlink Attack on /tmp/
Local attackers can overwrite arbitrary files via symlink attacks in virtualenv, 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-2011-4617?
CVE-2011-4617 is a low-severity path traversal vulnerability in n/a, published on 31 Dec 2011. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
virtualenv.py in virtualenv before 1.5 allows local users to overwrite arbitrary files via a symlink attack on a certain file in /tmp/.
Weakness: CWE-59
Which versions are affected by CVE-2011-4617?
3 open source packages ship an affected version, including virtualenv. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
virtualenv PyPI | All versions | 1.5 |
virtualenv PyPI | All versions | 1.5 |
virtualenv PyPI | All versions | 1.5 |
Products include Python Virtualenv.
How do I fix CVE-2011-4617?
Upgrade virtualenv to 1.5 or later.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2011-4617 being exploited?
There is no known exploitation of CVE-2011-4617 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2011-4617, GHSA-3jhc-wjqf-5f2c, PYSEC-2011-23.