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Gentoo: 200601-04 High: VMware Workstation NAT Code Execution Risk

VMware guest operating systems can execute arbitrary code with elevated privileges on the host operating system through a flaw in NAT networking. [More...]. - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 200601-04 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - https://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: High Title: VMware Workstation: Vulnerability in NAT networking Date: January 07, 2006 Bugs: #116238 ID: 200601-04 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======= VMware guest operating systems can execute arbitrary code with elevated privileges on the host operating system through a flaw in NAT networking. Background ========= VMware Workstation is a powerful virtual machine for developers and system administrators. Affected packages ================ ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 vmware-workstation < 5.5.1.19175 > = 5.5.1.19175 *> = 4.5.3.19414 Description ========== Tim Shelton discovered that vmnet-natd, the host module providing NAT-style networking for VMware guest operating systems, is unable to process incorrect 'EPRT' and 'PORT' FTP requests. Impact ===== Malicious guest operating systems using the NAT networking feature or local VMware Workstation users could exploit this vulnerability to execute arbitrary code on the host system with elevated privileges. Workaround ========= Disable the NAT service by following the instructions at , Answer ID 2002. Resolution ========= All VMware Workstation users should upgrade to a fixed version: # emerge--sync # emerge --ask --oneshot --verbose app-emulation/vmware-workstation References ========= [ 1 ] CVE-2005-4459 https://www.cve.org/CVERecord?id=CVE-2005-4459 [ 2 ] VMware Security Response Availability =========== This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/200601-04 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 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 2006 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/2.0/ . The Gentoo security team has issued an alert regarding a critical vulnerability in VMware Workstation's NAT networking configuration that could potentially permit unauthorized code execution.. Gentoo, VMware Workstation, Networking Exploit. . LinuxSecurity.com Team

Jan 07, 2006 Gentoo