Gentoolkit qpkg utility symlink attack
| gentoolkit-symlink (17968) |  Medium Risk |
Description:
The qpkg utility in Gentoolkit could allow a local attacker to launch a symlink attack. The qpkg utility creates insecure temporary files in the /tmp directory with predictable file names. A local attacker could use this vulnerability to launch a symlink attack by creating a symbolic link from a temporary file, which could allow the attacker to create or overwrite files on the system with privileges of the user running the script.
Platforms Affected:
- Gentoo, Linux
Remedy:
For Gentoo Linux:
Upgrade to the latest gentoolkit (0.2.0_pre10-r1, 0.2.0_pre8-r1 or later), as listed in GLSA 200411-13 . See References.
Consequences:
File Manipulation
References:
- Bugzilla Bug 68846 , app-portage/gentoolkit / qpkg: symlink attack vulnerability at http://bugs.gentoo.org/show_bug.cgi?id=68846.
- KarkomaOnline Web site, qpkg, the Gentoo query package tool at http://www.karkomaonline.com/article.php?story=20040222000525810&mode=print.
- BID-11617: Gentoo Gentoolkit QPKG Insecure Temporary File Creation Vulnerability
- CVE-2004-1108: qpkg in Gentoolkit 0.2.0_pre10 and earlier allows local users to overwrite arbitrary files via a symlink attack on a temporary directory.
- GLSA-200411-13: Portage, Gentoolkit: Temporary file vulnerabilities
- SA13108: Gentoo Portage/Gentoolkit Insecure Temporary File Creation
Reported:
Nov 08, 2004
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