Linux Exuberant Ctags package symbolic link
| exuberant-ctags-symlink (6388) |  Medium Risk |
Description:
Exuberant Ctags is vulnerable to a race condition that could allow a local attacker to launch a symlink attack. The exuberant-ctags package insecurely creates temporary files. A local attacker could use this vulnerability to create a symbolic link to a file in the /tmp directory to overwrite any file on the system.
Platforms Affected:
- Darren Hiebert, exuberant-ctags
- Debian, Debian Linux 2.2
Remedy:
For Debian GNU/Linux 2.2 (alias potato):
Upgrade to the latest version of exuberant-ctags (3.2.4-0.1.1 or later), as listed in DSA-046-2. See References.
For other distributions:
Contact your vendor for upgrade or patch information.
Consequences:
Gain Privileges
References:
- Exuberant Ctags Web site, Exuberant Ctags at http://ctags.sourceforge.net/.
- BID-2614: Exuberant-ctags Symbolic Link Attack Vulnerability
- CVE-2001-0430: Vulnerability in exuberant-ctags before 3.2.4-0.1 insecurely creates temporary files.
- DSA-046: exuberant-ctags -- insecure temporary files
- OSVDB ID: 5642: Exuberant Ctags Insecure Temporary File Creation
- US-CERT VU#401808: exuberant-ctags creates temporary files insecurely
Reported:
Apr 15, 2001
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