Mailman: Multiple vulnerabilities

1. Gentoo Linux Security Advisory

Advisory Reference	GLSA 200609-12 / mailman
Release Date	September 19, 2006
Latest Revision	September 19, 2006: 01
Impact	normal
Exploitable	remote

Package	Vulnerable versions	Unaffected versions	Architecture(s)
net-mail/mailman	< 2.1.9_rc1	>= 2.1.9_rc1	All supported architectures

Related bugreports: #139976

Synopsis

Mailman has multiple vulnerable that can result in Denial of Service, log file injection and XSS.

2. Impact Information

Background

Mailman is a Python based mailing list server with an extensive web interface.

Description

Mailman fails to properly handle standards-breaking RFC 2231 formatted headers. Furthermore, Moritz Naumann discovered several XSS vulnerabilities and a log file injection.

Impact

An attacker could exploit these vulnerabilities to cause Mailman to stop processing mails, to inject content into the log file or to execute arbitrary scripts running in the context of the administrator or mailing list user's browser.

3. Resolution Information

Workaround

There is no known workaround at this time.

Resolution

All Mailman users should upgrade to the latest version:

Code Listing 3.1: Resolution

# emerge --sync
# emerge --ask --oneshot --verbose ">=net-mail/mailman-2.1.9_rc1"

4. References

Page updated September 19, 2006

Summary: This is a Gentoo Linux Security Advisory

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