Vulnerability Assessment & Network Security Forums

If through a vulnerability assessment, a network security issue is detected for the vulnerability below, applying the appropriate security patches in a timely matter is very important. If you have detected that your system has already been compromised, following CERT's Network Security recovery document will assist with recommended steps for system recovery.

Home >> Browse Vulnerability Assessment Database >> Gentoo Local Security Checks >> [GLSA-200512-05] Xmail: Privilege escalation through sendmail

Vulnerability Assessment Details

[GLSA-200512-05] Xmail: Privilege escalation through sendmail

Vulnerability Assessment Summary
Xmail: Privilege escalation through sendmail

Detailed Explanation for this Vulnerability Assessment
The remote host is affected by the vulnerability described in GLSA-200512-05
(Xmail: Privilege escalation through sendmail)

iDEFENSE reported that the AddressFromAtPtr function in the
sendmail program fails to check bounds on arguments passed from other
functions, and as a result an exploitable stack overflow condition
occurs when specifying the "-t" command line option.

Impact

A local attacker can make a malicious call to sendmail,
potentially resulting in code execution with elevated rights.

Workaround

There is no known workaround at this time.

References:
http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2005-2943
http://www.idefense.com/application/poi/display?id=321&type=vulnerabilities&flashstatus=true

Solution:
All Xmail users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=mail-mta/xmail-1.22"

Network Security Threat Level: High

Networks Security ID:

Vulnerability Assessment Copyright: (C) 2005 Michel Arboi

Cables, Connectors