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CVE-2014-3956

Published: Jun 4, 2014Updated: May 6, 2026 Sources: CVE List NVD BDUCWE-200
1.9LOW
NVD MITRE
EPSS Score
0.6%
Top 52.9%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
Patch Available
Self-Check
OpenVAS

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:LAC:MAu:NC:PI:NA:N
Exploitability
AV:LAccess Vector
Local
AC:MAccess Complexity
Medium
Au:NAuthentication
None
Impact
C:PConfidentiality
Partial
I:NIntegrity
None
A:NAvailability
None
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Weaknesses

CWE-200

Affected Products

freebsd
oss-project·US
freebsdOn-premOS
Operating Systems / unix-bsd
hp
commercial·USaka hpe, hewlett packard
hpuxOn-premOS
Operating Systems / unix-bsd
fedoraproject
oss-project·USaka fedora project
fedoraOn-premOS
Operating Systems / linux-distro
sendmail
oss-projectaka sendmail switch, advanced message server
sendmailOn-prem
Communications / email-server-client
Sendmail Inc.
commercial·USaka sendmail smtp server
SendMail SMTP ServerOn-prem
Communications / email-server-client
and 1 more affected products View all →

Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique
Collection
View detailed technique mapping

References

https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05216368
h20566.www2.hpe.com
http://secunia.com/advisories/58628
secunia.com
http://www.freebsd.org/security/advisories/FreeBSD-SA-14%3A11.sendmail.asc
freebsd.org
and 16 more references View all →

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