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Gentoo Linux Security Advisory                           GLSA 201611-06
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                                           https://security.gentoo.org/
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 Severity: Normal
    Title: xinetd: Privilege escalation
     Date: November 15, 2016
     Bugs: #488158
       ID: 201611-06

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Synopsis
=======
A vulnerability in xinetd could lead to privilege escalation.

Background
=========
xinetd is a secure replacement for inetd.

Affected packages
================
    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  sys-apps/xinetd            < 2.3.15-r2              >= 2.3.15-r2 

Description
==========
Xinetd does not enforce the user and group configuration directives for
TCPMUX services, which causes these services to be run as root.

Impact
=====
Attackers could escalate privileges outside of the running process.

Workaround
=========
There is no known workaround at this time.

Resolution
=========
All xinetd users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --verbose --oneshot ">=sys-apps/xinetd-2.3.15-r2"

References
=========
[ 1 ] CVE-2013-4342
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-4342

Availability
===========
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

 https://security.gentoo.org/glsa/201611-06

Concerns?
========
Security is a primary focus of Gentoo Linux and ensuring the
confidentiality and security of our users' machines is of utmost
importance to us. Any security concerns should be addressed to
security@gentoo.org or alternatively, you may file a bug at
https://bugs.gentoo.org.

License
======
Copyright 2016 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).

The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.

https://creativecommons.org/licenses/by-sa/2.5/

Gentoo: GLSA-201611-06: xinetd: Privilege escalation

A vulnerability in xinetd could lead to privilege escalation.

Summary

Xinetd does not enforce the user and group configuration directives for TCPMUX services, which causes these services to be run as root.

Resolution

All xinetd users should upgrade to the latest version: # emerge --sync # emerge --ask --verbose --oneshot ">=sys-apps/xinetd-2.3.15-r2"

References

[ 1 ] CVE-2013-4342 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-4342

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201611-06

Concerns

Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.

Severity
Severity: Normal
Title: xinetd: Privilege escalation
Date: November 15, 2016
Bugs: #488158
ID: 201611-06

Synopsis

A vulnerability in xinetd could lead to privilege escalation.

Background

xinetd is a secure replacement for inetd.

Affected Packages

------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 sys-apps/xinetd < 2.3.15-r2 >= 2.3.15-r2

Impact

===== Attackers could escalate privileges outside of the running process.

Workaround

There is no known workaround at this time.

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