[ GLSA 201405-12 ] Ettercap: Multiple vulnerabilities

[GLSA]

Gentoo Linux Security Advisory

Title: Ettercap: Multiple vulnerabilities (GLSA 201405-12)
Severity: normal
Exploitable: remote
Date: May 17, 2014
Bug(s): #340897, #451198
ID: 201405-12

Synopsis

Multiple vulnerabilities have been found in Ettercap, the worst of
which may allow execution of arbitrary code.


Background

Ettercap is a suite of tools for content filtering, sniffing and man in
the middle attacks on a LAN.


Affected Packages

Package: net-analyzer/ettercap
Vulnerable: < 0.7.5.2
Unaffected: >= 0.7.5.2
Architectures: All supported architectures


Description

Multiple vulnerabilities have been discovered in Ettercap:

• Ettercap does not handle temporary files securely (CVE-2010-3843).
• A format string flaw in Ettercap could cause a buffer overflow
  (CVE-2010-3844).
  
• A stack-based buffer overflow exists in Ettercap (CVE-2013-0722).

Impact

A remote attacker could entice a user to load a specially crafted
configuration file using Ettercap, possibly resulting in execution of
arbitrary code with the privileges of the process or a Denial of Service
condition.
A local attacker could perform symlink attacks to overwrite arbitrary
files with the privileges of the user running the application.


Workaround

There is no known workaround at this time.

Resolution

All Ettercap users should upgrade to the latest version: