---------------------------------------------------------------------- Did you know that a change in our assessment rating, exploit code availability, or if an updated patch is released by the vendor, is not part of this mailing-list? Click here to learn more: http://secunia.com/advisories/business_solutions/ ---------------------------------------------------------------------- TITLE: Cisco Products Denial of Service and Security Bypass Vulnerabilities SECUNIA ADVISORY ID: SA33749 VERIFY ADVISORY: http://secunia.com/advisories/33749/ CRITICAL: Less critical IMPACT: Security Bypass, DoS WHERE: >From local network OPERATING SYSTEM: Cisco 4400 Series Wireless LAN Controller http://secunia.com/advisories/product/6036/ Cisco Catalyst 3750 Series Integrated Wireless LAN Controllers http://secunia.com/advisories/product/13965/ Cisco 2100 Series Wireless LAN Controller http://secunia.com/advisories/product/13963/ Cisco 2000 Series Wireless LAN Controller http://secunia.com/advisories/product/6035/ SOFTWARE: Cisco Catalyst 6500 Series Wireless Service Module (WiSM) http://secunia.com/advisories/product/13964/ DESCRIPTION: Some vulnerabilities have been reported in multiple Cisco Products, which can be exploited by malicious people to cause a DoS (Denial of Service) and by malicious users to bypass certain security restrictions. 1) An unspecified error can be exploited to reload the device or to render the web authentication functionality unusable. 2) An error when processing POST requests sent to the web authentication login.html page can be exploited to trigger a device reload. The vulnerabilities affect Wireless LAN Controller software versions 4.1 and later on all platforms. 3) An error related to the TSEC driver can be exploited to render a device unresponsive via specially crafted IP packets. This vulnerability affects software versions 4.1 and later for Cisco 4400 series Wireless LAN Controller, Cisco Catalyst 6500 / 7600 Wireless Service Module (WiSM), and the Cisco Catalyst 3750 Integrated Wireless LAN Controllers. 4) An unspecified error can be exploited by unprivileged users to gain full administrative rights to an affected system. This vulnerability affects Wireless LAN Controller software version 4.2.173.0. SOLUTION: Update to a fixed version. Please see vendor advisory for a patch matrix. PROVIDED AND/OR DISCOVERED BY: Reported by the vendor. ORIGINAL ADVISORY: http://www.cisco.com/warp/public/707/cisco-sa-20090204-wlc.shtml ---------------------------------------------------------------------- About: This Advisory was delivered by Secunia as a free service to help everybody keeping their systems up to date against the latest vulnerabilities. Subscribe: http://secunia.com/advisories/secunia_security_advisories/ Definitions: (Criticality, Where etc.) http://secunia.com/advisories/about_secunia_advisories/ Please Note: Secunia recommends that you verify all advisories you receive by clicking the link. Secunia NEVER sends attached files with advisories. Secunia does not advise people to install third party patches, only use those supplied by the vendor. ---------------------------------------------------------------------- Unsubscribe: Secunia Security Advisories http://secunia.com/sec_adv_unsubscribe/?email=packet%40packetstormsecurity.org ----------------------------------------------------------------------