CVE-2008-4210 Privilege escalation in n/a
Local attackers can gain group privileges and read sensitive data by exploiting improper setgid bit stripping during file truncation in the Linux kernel.
- 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-2008-4210?
CVE-2008-4210 is a medium-severity vulnerability in Linux kernel, published on 29 Sep 2008. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
fs/open.c in the Linux kernel before 2.6.22 does not properly strip setuid and setgid bits when there is a write to a file, which allows local users to gain the privileges of a different group, and obtain sensitive information or possibly have unspecified other impact, by creating an executable file in a setgid directory through the (1) truncate or (2) ftruncate function in conjunction with memory-mapped I/O.
Weakness: CWE-264
Which versions are affected by CVE-2008-4210?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2008-4210?
Upgrade to a fixed version.
Is CVE-2008-4210 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2008-4210 exists.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in Linux kernel
Sources
Also known as GHSA-4hj9-rwwj-2hgv.