CVE-2014-3956 Information disclosure in n/a

Low 1.9 Published Updated

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.

All Fedoraproject Fedora vulnerabilities

Sources

Also known as DEBIAN-CVE-2014-3956, GHSA-frwj-4rf4-3wjf, MGASA-2014-0270, UBUNTU-CVE-2014-3956.

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