oss-security - Re: CVE Id Request: fetchmail <= 6.3.8 DoS when logging long headers in -v -v mode

Openwall GNU/*/Linux - a small security-enhanced Linux distro for servers

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date: Mon, 16 Jun 2008 16:18:18 -0400 (EDT)
From: "Steven M. Christey" <coley@...us.mitre.org>
To: oss-security@...ts.openwall.com
Subject: Re: CVE Id Request: fetchmail <= 6.3.8 DoS when
 logging long headers in -v -v mode

======================================================
Name: CVE-2008-2711
Status: Candidate
URL: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-2711
Reference: MLIST:[oss-security] 20080613 CVE Id Request: fetchmail <= 6.3.8 DoS when logging long headers in -v -v mode
Reference: URL:http://www.openwall.com/lists/oss-security/2008/06/13/1
Reference: MISC:https://bugzilla.novell.com/show_bug.cgi?id=354291

fetchmail 6.3.8 and earlier, when running in -v -v mode, allows remote
attackers to cause a denial of service (crash and persistent mail
failure) via a malformed mail message with long headers, which is not
properly handled when using vsnprintf to format log messages.

Please check out the Open Source Software Security Wiki, which is counterpart to this mailing list.