GLSA 201607-16: arpwatch: Privilege escalation

Severity:high
Title:arpwatch: Privilege escalation
Date:07/20/2016
Bugs: #419375
ID:201607-16

Synopsis

arpwatch is vulnerable to the escalation of privileges.

Background

The ethernet monitor program; for keeping track of ethernet/ip address pairings.

Affected packages

Package Vulnerable Unaffected Architecture(s)
net-analyzer/arpwatch < 2.1.15-r8 >= 2.1.15-r8 All supported architectures

Description

Arpwatch does not properly drop supplementary groups.

Impact

Attackers, if able to exploit arpwatch, could escalate privileges outside of the running process.

Workaround

There is no known workaround at this time.

Resolution

All arpwatch users should upgrade to the latest version:

      # emerge --sync
      # emerge --ask --verbose --oneshot ">=net-analyzer/arpwatch-2.1.15-r8"
    

References

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-201607-16.xml

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 2010 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.

Thank you!