VULNERABILITY INTELLIGENCE

CVE-2014-3956

CVSS score1.9 LOW
EPSS probability0.64%
CISA KEVNot currently listed
Published2014-06-04
Last modified2026-06-17
CVSS vectorAV:L/AC:M/Au:N/C:P/I:N/A:N

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 classification

  • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor

Primary references