Gentoo: GLSA-200909-17: ZNC: Directory traversal
Summary
Gentoo Linux Security Advisory GLSA 200909-17
https://security.gentoo.org/
Severity: Normal
Title: ZNC: Directory traversal
Date: September 13, 2009
Bugs: #278684
ID: 200909-17
Synopsis
=======
A directory traversal was found in ZNC, allowing for overwriting of
arbitrary files.
Background
=========
ZNC is an advanced IRC bouncer.
Affected packages
================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-irc/znc < 0.074 >= 0.074
==========
The vendor reported a directory traversal vulnerability when processing
DCC SEND requests.
Impact
=====
A remote, authenticated user could send a specially crafted DCC SEND
request to overwrite arbitrary files with the privileges of the user
running ZNC, and possibly cause the execution of arbitrary code e.g. by
uploading a malicious ZNC module.
Workaround
=========
There is no known workaround at this time.
Resolution
=========
All ZNC users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose =net-irc/znc-0.074
References
=========
[ 1 ] CVE-2009-2658
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-2658
Availability
===========
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/200909-17
Concerns?
========
Security is a primary focus of Gentoo Linux and ensuring the
confidentiality and security of our users machines is of utmost
importance to us. Any security concerns should be addressed to
security@gentoo.org or alternatively, you may file a bug at
https://bugs.gentoo.org.
License
======
Copyright 2009 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).
The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.
https://creativecommons.org/licenses/by-sa/2.5/
Resolution
References
Availability
Concerns
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