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Gentoo Linux Security Advisory GLSA 200411-04
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http://security.gentoo.org/
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Severity: High
Title: Speedtouch USB driver: Privilege escalation vulnerability
Date: November 02, 2004
Bugs: #68436
ID: 200411-04
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Synopsis
========
A vulnerability in the Speedtouch USB driver can be exploited to allow
local users to execute arbitrary code with escalated privileges.
Background
==========
The speedtouch package contains a driver for the ADSL SpeedTouch USB
modem.
Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-dialup/speedtouch < 1.3.1 >= 1.3.1
Description
===========
The Speedtouch USB driver contains multiple format string
vulnerabilities in modem_run, pppoa2 and pppoa3. This flaw is due to an
improperly made syslog() system call.
Impact
======
A malicious local user could exploit this vulnerability by causing a
buffer overflow, and potentially allowing the execution of arbitrary
code with escalated privileges.
Workaround
==========
There is no known workaround at this time.
Resolution
==========
All Speedtouch USB driver users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=net-dialup/speedtouch-1.3.1"
References
==========
[ 1 ] CAN-2004-0834
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-0834
[ 2 ] Speedtouch Project News Announcements
http://speedtouch.sourceforge.net/index.php?/news.en.html
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
http://security.gentoo.org/glsa/glsa-200411-04.xml
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@xxxxxxxxxx or alternatively, you may file a bug at
http://bugs.gentoo.org.
License
=======
Copyright 2004 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.
http://creativecommons.org/licenses/by-sa/1.0
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