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Gentoo GLSA-200812-12 Normal: Honeyd Symlink Attack Risk

An insecure temporary file usage has been reported in Honeyd, possibly leading to symlink attacks.. - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 200812-12 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - https://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 https://www.cve.org/CVERecord?id=CVE-2008-3928 Availability =========== This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/200812-12 Concerns? ======== Security is a primary focus of Gentoo Linux and ensuringthe confidentiality and security of our users machines is of utmost importance to us. Any security concerns should be addressed to This email address is being protected from spambots. You need JavaScript enabled to view it. or alternatively, you may file a bug at https://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. https://creativecommons.org/licenses/by-sa/2.5/ . Honeyd running on Gentoo is vulnerable to insecure temporary file generation, which may expose it to symlink hijacking. It is advisable to perform an upgrade.. Honeyd Security,Symlink Exploit,Gentoo Advisory,Temporary File Risk,Honeyd Update. . LinuxSecurity.com Team

Dec 12, 2008 Gentoo