cadaver heap-based buffer overflow

1. Gentoo Linux Security Advisory

Advisory Reference	GLSA 200405-15 / cadaver
Release Date	May 20, 2004
Latest Revision	May 20, 2004: 01
Impact	normal
Exploitable	remote

Package	Vulnerable versions	Unaffected versions	Architecture(s)
net-misc/cadaver	<= 0.22.1	>= 0.22.2	All supported architectures

Related bugreports: #51461

Synopsis

There is a heap-based buffer overflow vulnerability in the neon library used in cadaver, possibly leading to execution of arbitrary code when connected to a malicious server.

2. Impact Information

Background

cadaver is a command-line WebDAV client.

Description

Stefan Esser discovered a vulnerability in the code of the neon library (see GLSA 200405-13). This library is also included in cadaver.

Impact

When connected to a malicious WebDAV server, this vulnerability could allow remote execution of arbitrary code with the rights of the user running cadaver.

3. Resolution Information

Workaround

There is no known workaround at this time. All users are advised to upgrade to the latest available version of cadaver.

Resolution

All users of cadaver should upgrade to the latest stable version:

Code Listing 3.1: Resolution

# emerge sync
# emerge -pv ">=net-misc/cadaver-0.22.2"
# emerge ">=net-misc/cadaver-0.22.2"

4. References

Page updated May 20, 2004

Summary: This is a Gentoo Linux Security Advisory

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