CVE-2007-4135 Information disclosure in n/a
NFSv4 ID mapper incorrectly reports file ownership as root instead of nobody, potentially exposing sensitive file metadata to unauthorized users.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2007-4135?
CVE-2007-4135 is a medium-severity vulnerability in n/a, published on 5 Sep 2007. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The NFSv4 ID mapper (nfsidmap) before 0.17 does not properly handle return values from the getpwnam_r function when performing a username lookup, which can cause it to report a file as being owned by "root" instead of "nobody" if the file exists on the server but not on the client.
Which versions are affected by CVE-2007-4135?
It affects 1 product.
Products include Nfsv4 Nfsidmap.
How do I fix CVE-2007-4135?
Upgrade to a fixed version.
Is CVE-2007-4135 being exploited?
There is no known exploitation of CVE-2007-4135 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2007-4135, GHSA-rw5m-g76h-ww34.