Cscope temporary file race condition
| cscope-tmp-race-condition (18125) |  High Risk |
Description:
Cscope creates temporary files with an easily predictable file name. A local attacker could exploit this vulnerability by launching a symlink attack and possibly gain elevated privileges on the system.
Platforms Affected:
- Apple, Mac OS X 10.3.9
- Apple, Mac OS X 10.4.10
- Apple, Mac OS X Server 10.3.9
- Apple, Mac OS X Server 10.4.10
- Cscope, Cscope 15.5
- Debian, Debian Linux 3.0
- Debian, Debian Linux 3.1
- Digital, OSF/1
- Gentoo, Linux
- SCO, SCO OpenServer 5.0.6
- SCO, SCO OpenServer 5.0.7
Remedy:
For Mac OS:
Apply Apple Security Update 2007-007, available from the Apple Web site. See References.
For Debian GNU/Linux 3.0 (alias woody):
Upgrade to the latest cscope package (15.3-1woody2 or later), as listed in DSA-610-1. See References.
For Debian GNU/Linux:
Refer to DSA-1064-1 for patch, upgrade, or suggested workaround information. See References.
For Gentoo Linux:
Upgrade to the latest version of cscope (15.5-r2 or later), as listed in GLSA 200412-11. See References.
For SCO OpenServer 5.0.6:
Upgrade to the appropriate fixed binaries, as listed in SCO Security Advisory SCOSA-2005.11. See References.
For SCO OpenServer 5.0.7:
Upgrade to the appropriate fixed binaries, as listed in SCO Security Advisory SCOSA-2005.11. See References.
For other distributions:
Contact your vendor for upgrade or patch information.
Consequences:
Gain Privileges
References:
- Apple Security Update 2007-007 , About Security Update 2007-007 at http://docs.info.apple.com/article.html?artnum=306172.
- Apple Web site, Apple security updates at http://docs.info.apple.com/article.html?artnum=61798.
- BugTraq Mailing List, Wed Nov 17 2004 - 15:27:18 CST , RX171104 Cscope v15.5 and minors - symlink vulnerability - advisory, exploit and patch. at http://archives.neohapsis.com/archives/bugtraq/2004-11/0223.html.
- SCO Security Advisory SCOSA-2005.11, OpenServer 5.0.6 OpenServer 5.0.7 : cscope local attacker can remove arbitrary fi at ftp://ftp.sco.com/pub/updates/OpenServer/SCOSA-2005.11/SCOSA-2005.11.txt.
- SourceForge.net, Cscope at http://sourceforge.net/projects/cscope/.
- BID-11697: Cscope Insecure Temporary File Creation Vulnerabilities
- BID-25159: Apple Mac OS X 2007-007 Multiple Security Vulnerabilities
- CVE-2004-0996: main.c in cscope 15-4 and 15-5 creates temporary files with predictable filenames, which allows local users to overwrite arbitrary files via a symlink attack.
- DSA-610: cscope -- insecure temporary file
- GLSA-200412-11: Cscope: Insecure creation of temporary files
- SA13237: Cscope Insecure Temporary File Creation and Buffer Overflow Vulnerabilities
- SA26235: Mac OS X Security Update Fixes Multiple Vulnerabilities
- VUPEN/ADV-2007-2732: Apple Mac OS X Multiple Code Execution and Denial of Service Vulnerabilities
Reported:
Nov 17, 2004
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