// For flags

CVE-2014-3956

Gentoo Linux Security Advisory 201412-32

Severity Score

1.9
*CVSS v2

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

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.

La función sm_close_on_exec en conf.c en sendmail anterior a 8.14.9 tiene argumentos en el orden erróneo, y como consecuencia evade configurar etiquetas FD_CLOEXEC esperadas, lo que permite a usuarios locales acceder a descriptores de archivos de número alto no intencionados a través de un programa de entrega de correo personalizado.

Sendmail before 8.14.9 does not properly closing file descriptors before executing programs. This bug could enable local users to interfere with an open SMTP connection if they can execute their own program for mail delivery.

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
Medium
Authentication
None
Confidentiality
Partial
Integrity
None
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2014-06-03 CVE Reserved
  • 2014-06-04 CVE Published
  • 2024-08-06 CVE Updated
  • 2025-03-30 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Freebsd
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Freebsd
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<= 9.2
Search vendor "Freebsd" for product "Freebsd" and version " <= 9.2"
-
Affected
Hp
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Hpux
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<= b.11.31
Search vendor "Hp" for product "Hpux" and version " <= b.11.31"
-
Affected
Fedoraproject
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Fedora
Search vendor "Fedoraproject" for product "Fedora"
20
Search vendor "Fedoraproject" for product "Fedora" and version "20"
-
Affected
Sendmail
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Sendmail
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<= 8.14.8
Search vendor "Sendmail" for product "Sendmail" and version " <= 8.14.8"
-
Affected
Sendmail
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Sendmail
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8.6.7
Search vendor "Sendmail" for product "Sendmail" and version "8.6.7"
-
Affected
Sendmail
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Sendmail
Search vendor "Sendmail" for product "Sendmail"
8.7.6
Search vendor "Sendmail" for product "Sendmail" and version "8.7.6"
-
Affected
Sendmail
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Sendmail
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8.7.7
Search vendor "Sendmail" for product "Sendmail" and version "8.7.7"
-
Affected
Sendmail
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Sendmail
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8.7.8
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-
Affected
Sendmail
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Sendmail
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8.7.9
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-
Affected
Sendmail
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Sendmail
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8.7.10
Search vendor "Sendmail" for product "Sendmail" and version "8.7.10"
-
Affected
Sendmail
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Sendmail
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8.8.8
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-
Affected
Sendmail
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Sendmail
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8.9.0
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-
Affected
Sendmail
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Sendmail
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8.9.1
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-
Affected
Sendmail
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Sendmail
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8.9.2
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-
Affected
Sendmail
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Sendmail
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8.9.3
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-
Affected
Sendmail
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Sendmail
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8.10
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-
Affected
Sendmail
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Sendmail
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8.10.0
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-
Affected
Sendmail
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Sendmail
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8.10.1
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-
Affected
Sendmail
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Sendmail
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8.10.2
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Affected
Sendmail
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Sendmail
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8.11.0
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-
Affected
Sendmail
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Sendmail
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8.11.1
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-
Affected
Sendmail
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Sendmail
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8.11.2
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-
Affected
Sendmail
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Sendmail
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8.11.3
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-
Affected
Sendmail
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Sendmail
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8.11.4
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-
Affected
Sendmail
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Sendmail
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8.11.5
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-
Affected
Sendmail
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Sendmail
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8.11.6
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-
Affected
Sendmail
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Sendmail
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8.11.7
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-
Affected
Sendmail
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Sendmail
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8.12.0
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-
Affected
Sendmail
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Sendmail
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8.12.1
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-
Affected
Sendmail
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Sendmail
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8.12.2
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Affected
Sendmail
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Sendmail
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8.12.3
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-
Affected
Sendmail
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Sendmail
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8.12.4
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Affected
Sendmail
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Sendmail
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8.12.5
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-
Affected
Sendmail
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Sendmail
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8.12.6
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-
Affected
Sendmail
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Sendmail
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8.12.7
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-
Affected
Sendmail
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Sendmail
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8.12.8
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-
Affected
Sendmail
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Sendmail
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8.12.9
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-
Affected
Sendmail
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Sendmail
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8.12.10
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-
Affected
Sendmail
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Sendmail
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8.12.11
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-
Affected
Sendmail
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Sendmail
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8.13.0
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-
Affected
Sendmail
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Sendmail
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8.13.1
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Affected
Sendmail
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Sendmail
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8.13.2
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Affected
Sendmail
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Sendmail
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8.13.3
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-
Affected
Sendmail
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Sendmail
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8.13.4
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-
Affected
Sendmail
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Sendmail
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8.13.5
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-
Affected
Sendmail
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Sendmail
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8.13.6
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-
Affected
Sendmail
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Sendmail
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8.13.7
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-
Affected
Sendmail
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Sendmail
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8.13.8
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-
Affected
Sendmail
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Sendmail
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8.14.0
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-
Affected
Sendmail
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Sendmail
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8.14.1
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-
Affected
Sendmail
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Sendmail
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8.14.2
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-
Affected
Sendmail
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Sendmail
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8.14.3
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-
Affected
Sendmail
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Sendmail
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8.14.4
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-
Affected
Sendmail
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Sendmail
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8.14.5
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-
Affected
Sendmail
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Sendmail
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8.14.6
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-
Affected
Sendmail
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Sendmail
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8.14.7
Search vendor "Sendmail" for product "Sendmail" and version "8.14.7"
-
Affected