[SA16485] mutt Attachment Decoding Buffer Overflow Vulnerability

Type securityvulns
Reporter Securityvulns
Modified 2005-08-23T00:00:00


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TITLE: mutt Attachment Decoding Buffer Overflow Vulnerability


VERIFY ADVISORY: http://secunia.com/advisories/16485/

CRITICAL: Moderately critical

IMPACT: DoS, System access

WHERE: >From remote

SOFTWARE: Mutt 1.4.x http://secunia.com/product/1305/

DESCRIPTION: Frank Denis and Peter Valchev have reported a vulnerability in mutt, which potentially can be exploited by malicious people to compromise a vulnerable system.

The vulnerability is caused due to a boundary error in handler.c when decoding certain e-mail attachments and can potentially be exploited to execute arbitrary code.

Successful exploitation may require that libiconv/gettext is compiled against certain versions of libc.

The vulnerability has been reported in versions 1.4.2 (stable) and 1.5.9 (snapshot).

SOLUTION: Filter e-mail attachments in a gateway.

PROVIDED AND/OR DISCOVERED BY: Frank Denis and Peter Valchev

ORIGINAL ADVISORY: http://comments.gmane.org/gmane.mail.mutt.devel/8379

About: This Advisory was delivered by Secunia as a free service to help everybody keeping their systems up to date against the latest vulnerabilities.

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