- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 200812-12 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - http://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: Honeyd: Insecure temporary file creation Date: December 12, 2008 Bugs: #237481 ID: 200812-12 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======== An insecure temporary file usage has been reported in Honeyd, possibly leading to symlink attacks. Background ========== Honeyd is a small daemon that creates virtual hosts on a network. Affected packages ================= ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 net-analyzer/honeyd < 1.5c-r1 >= 1.5c-r1 Description =========== Dmitry E. Oboukhov reported an insecure temporary file usage within the "test.sh" script. Impact ====== A local attacker could perform symlink attacks and overwrite arbitrary files with the privileges of the user running the application. Workaround ========== There is no known workaround at this time. Resolution ========== All Honeyd users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=net-analyzer/honeyd-1.5c-r1" References ========== [ 1 ] CVE-2008-3928 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-3928 Availability ============ This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-200812-12.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 2008 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/2.5