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Home >> Browse Vulnerability Assessment Database >> Gentoo Local Security Checks >> [GLSA-200608-06] Courier MTA: Denial of Service vulnerability


Vulnerability Assessment Details

[GLSA-200608-06] Courier MTA: Denial of Service vulnerability

Vulnerability Assessment Summary
Courier MTA: Denial of Service vulnerability

Detailed Explanation for this Vulnerability Assessment
The remote host is affected by the vulnerability described in GLSA-200608-06
(Courier MTA: Denial of Service vulnerability)


Courier MTA has fixed a security issue relating to usernames containing
the "=" character, causing high CPU utilization.

Impact

A possible hacker could exploit this vulnerability by sending a specially
crafted email to a mail gateway running a vulnerable version of Courier
MTA.

Workaround

There is no known workaround at this time.

References:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-2659


Solution:
All Courier MTA users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=mail-mta/courier-0.53.2"


Network Security Threat Level: Medium


Networks Security ID:

Vulnerability Assessment Copyright: (C) 2006 Michel Arboi

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