9779 : cdrecord RSH Environment Variable Local Privilege Escalation
Printer | http://osvdb.org/9779 | Email This | Edit Vulnerability

Views This Week	Views All Time	Added to OSVDB	Last Modified	Modified (since 2008)	Percent Complete
5	443	over 7 years ago	over 2 years ago	4 times	90%

Timeline

Discovery Date	Disclosure Date	Exploit Publish Date
2004-08-31	2004-08-31	2004-09-09

Time to Exploit
9 days

Keywords

SCOSA-2005.49

Description

CDRTools' cdrecord is vulnerable to an RSH environment variable local privilege escalation vulnerability. This issue is due to cdrecord not dropping privileges before executing a program specified by the user via the "RSH" environment variable. Due to cdrecord being generally installed suid root, an attacker may leverage this behavior to gain superuser privileges on a system running the affected software.

Classification

Location: Local Access Required
Attack Type: Input Manipulation
Impact: Loss of Integrity
Exploit: Exploit Public
Disclosure: OSVDB Verified

Solution

Upgrade to version 2.01.x or higher, as it has been reported to fix this vulnerability. It is also possible to correct the flaw by implementing the following workaround(s):
-Remove the suid bit from the cdrecord binary.

Products

GNU	cdrecord	2.00.3
		2.0
		2.0.1 a18
		2.0.1
		2.0.3

References

Security Tracker: 1011091
Bugtraq ID: 11075
Secunia Advisory ID: 12481 14894 17645 19532
ISS X-Force ID: 17303
CVE ID: 2004-0806 (see also: NVD)
Milw0rm: 438 469
Exploit Database: 438 469
CERT VU: 700326
Vendor Specific Advisory URL: ftp://ftp.sco.com/pub/openserver5/507/mp/osr507mp4/osr507mp4.htm ftp://ftp.sco.com/pub/updates/OpenServer/SCOSA-2005.49/SCOSA-2005.49.txt http://www.mandrakesoft.com/security/advisories?name=MDKSA-2004:091
Other Advisory URL: ftp://ftp.sco.com/pub/updates/UnixWare/SCOSA-2005.20/SCOSA-2005.20.txt ftp://patches.sgi.com/support/free/security/advisories/20060401-01.U.asc http://fedoranews.org/updates/FEDORA-2004-297.shtml
http://fedoranews.org/updates/FEDORA-2004-298.shtml
http://www.gentoo.org/security/en/glsa/glsa-200409-18.xml
http://www.mandrakesoft.com/security/advisories?name=MDKSA-2004:091
http://www.turbolinux.com/security/2004/TLSA-2004-26.txt
Mail List Post: http://archives.neohapsis.com/archives/fulldisclosure/2004-09/0319.html
Generic Exploit URL: http://www.caughq.org/exploits/CAU-EX-2004-0002.txt
http://www.securityfocus.com/data/vulnerabilities/exploits/cdr-exp.sh
http://www.securityfocus.com/data/vulnerabilities/exploits/readcd-exp.sh
Vendor URL: http://www.fokus.gmd.de/research/cc/glone/employees/joerg.schilling/private/cdrecord.html
Keyword: SCOSA-2005.49

Tools & Filters

	14680 14701 14702 14746

Credit

Max Vozeler - maxlinux.de -

CVSSv2 Score

CVSSv2 Base Score = 7.2
Source: nvd.nist.gov | Generated: 2005-06-15 | Disagree?

Blogs

This product uses the Daylife API but is not endorsed or certified by Daylife.

This section lists the latest news and blogs found via the daylife API (and for older items, the technorati API), which mention or otherwise discuss this vulnerability.

None found at this time

Comments

Add Comment Hide Add Comment

No Comments.

The database information may change without any notice. Use of the information constitutes acceptance for use in an AS IS condition, and there are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall the copyright holder or distributor (OSVDB or OSF) be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.