CVE-2006-4842 Path traversal in n/a
Local attackers can exploit environment variable handling in NSPR setuid programs to create or overwrite arbitrary files.
- 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-2006-4842?
CVE-2006-4842 is a low-severity path traversal vulnerability in Sun Solaris, published on 12 Oct 2006. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The Netscape Portable Runtime (NSPR) API 4.6.1 and 4.6.2, as used in Sun Solaris 10, trusts user-specified environment variables for specifying log files even when running from setuid programs, which allows local users to create or overwrite arbitrary files.
Weakness: CWE-20
Which versions are affected by CVE-2006-4842?
It affects 2 products.
Products include Netscape Portable Runtime Api, Sun Solaris.
How do I fix CVE-2006-4842?
No fix has been published for CVE-2006-4842 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-2006-4842 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2006-4842 exists.
Public exploit code: 1 Metasploit module and 7 Exploit-DB entries.
Sources
Also known as GHSA-c7x4-3f9v-h9qf.