CVE-2016-3992 Path traversal in n/a
Local attackers can overwrite arbitrary files via symlink attacks on temporary files, requiring an upgrade to version 3 or later.
- 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-2016-3992?
CVE-2016-3992 is a medium-severity path traversal vulnerability in Debian Debian Linux, published on 26 Jul 2016. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
cronic before 3 allows local users to write to arbitrary files via a symlink attack on a (1) cronic.out.$$, (2) cronic.err.$$, or (3) cronic.trace.$$ file in /tmp.
Weakness: CWE-284
Which versions are affected by CVE-2016-3992?
It affects 4 products.
Linux distribution packages (1)
cronic openSUSE:Tumbleweed | All versions | 3-1.2 |
Products include Cronic Project Cronic, Debian Debian Linux, Opensuse Leap, Opensuse Opensuse.
How do I fix CVE-2016-3992?
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-2016-3992 being exploited?
There is no known exploitation of CVE-2016-3992 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2016-3992, GHSA-2j8h-r33w-q9rh, openSUSE-SU-2024:10384-1.