(Gentoo Issues Fix) CUPS Log Files May Disclose User Passwords to Local Users
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SecurityTracker Alert ID: 1011579
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SecurityTracker URL: http://securitytracker.com/id?1011579
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CVE Reference: CAN-2004-0923
(Links to External Site)
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Date: Oct 9 2004
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Impact: Disclosure of authentication information
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Fix Available: Yes
Vendor Confirmed: Yes
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Version(s): prior to 1.1.20-r3
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Description: A vulnerability was reported in CUPS. A local user may be able to view passwords.
Apple reported that a local user may be able to view user passwords (used for authenticating remote print jobs) in the log files
for the printing system.
The vendor credits Gary Smith of the IT Services department at Glasgow Caledonian University with reporting
this flaw.
[Editor's note: It is not clear if this affects the upstream CUPS version or if it is specific to Apple's configuration.]
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Impact: A local user may be able to view passwords used during printing.
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Solution: Gentoo has released a fix and indicates that all CUPS users should upgrade to the latest version:
# emerge sync
# emerge -pv ">=net-print/cups-1.1.20-r3"
# emerge ">=net-print/cups-1.1.20-r3"
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Vendor URL: www.cups.org/ (Links to External Site)
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Cause: Access control error
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Underlying OS: Linux (Gentoo)
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Reported By: Kurt Lieber <klieber@gentoo.org>
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Message History:
This archive entry is a follow-up to the message listed below.
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Source Message Contents
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Date: Sat, 9 Oct 2004 13:22:13 +0000
From: Kurt Lieber <klieber@gentoo.org>
Subject: [gentoo-announce] [ GLSA 200410-06 ] CUPS: Leakage of sensitive information
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Gentoo Linux Security Advisory GLSA 200410-06
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http://security.gentoo.org/
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Severity: Normal
Title: CUPS: Leakage of sensitive information
Date: October 09, 2004
Bugs: #66501
ID: 200410-06
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Synopsis
========
CUPS leaks information about user names and passwords when using remote
printing to SMB-shared printers which require authentication.
Background
==========
The Common UNIX Printing System (CUPS) is a cross-platform print
spooler.
Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-print/cups <= 1.1.20-r2 *>= 1.1.20-r3
== 1.1.21 >= 1.1.21-r1
Description
===========
When printing to a SMB-shared printer requiring authentication, CUPS
leaks the user name and password to a logfile.
Impact
======
A local user could gain knowledge of sensitive authentication data.
Workaround
==========
There is no known workaround at this time.
Resolution
==========
All CUPS users should upgrade to the latest version:
# emerge sync
# emerge -pv ">=net-print/cups-1.1.20-r3"
# emerge ">=net-print/cups-1.1.20-r3"
References
==========
[ 1 ] CAN-2004-0923
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-0923
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
http://security.gentoo.org/glsa/glsa-200410-06.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@gentoo.org 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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