CVE-2014-3956 Information disclosure in n/a
Local attackers can access unintended file descriptors due to incorrect flag setting in Sendmail, potentially exposing sensitive data.
- 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-2014-3956?
CVE-2014-3956 is a low-severity vulnerability in Fedoraproject Fedora, published on 4 Jun 2014. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The sm_close_on_exec function in conf.c in sendmail before 8.14.9 has arguments in the wrong order, and consequently skips setting expected FD_CLOEXEC flags, which allows local users to access unintended high-numbered file descriptors via a custom mail-delivery program.
Weakness: CWE-200
Which versions are affected by CVE-2014-3956?
It affects 4 products.
Products include Fedoraproject Fedora, Freebsd Freebsd, Hp Hpux, Sendmail Sendmail.
How do I fix CVE-2014-3956?
Upgrade to a fixed version.
Is CVE-2014-3956 being exploited?
There is no known exploitation of CVE-2014-3956 in the wild and no public exploit code.
Other vulnerabilities in Fedoraproject Fedora
Sources
Also known as DEBIAN-CVE-2014-3956, GHSA-frwj-4rf4-3wjf, MGASA-2014-0270, UBUNTU-CVE-2014-3956.