---------------------------------------------------------------------- Secunia Network Software Inspector 2.0 (NSI) - Public Beta The Public Beta has ended. Thanks to all that participated. Learn more: http://secunia.com/network_software_inspector_2/ ---------------------------------------------------------------------- TITLE: Cisco Catalyst Content Switching Module Memory Leak Vulnerability SECUNIA ADVISORY ID: SA30223 VERIFY ADVISORY: http://secunia.com/advisories/30223/ CRITICAL: Moderately critical IMPACT: DoS WHERE: >From remote SOFTWARE: Cisco Catalyst Content Switching Module (CSM) 4.x http://secunia.com/product/15616/ Cisco Catalyst Content Switching Module with SSL (CSM-S) 2.x http://secunia.com/product/15617/ DESCRIPTION: A vulnerability has been reported in Cisco Catalyst Content Switching Module (CSM) and Cisco Catalyst Content Switching Module with SSL (CSM-S), which can be exploited by malicious people to cause a DoS (Denial of Service). The vulnerability is caused due to a memory leak error when processing TCP segments with a specific combination of TCP flags and can be exploited to cause a DoS. Successful exploitation requires that CSM or CSM-S is configured for layer 7 load balancing. The vulnerability is reported in the following versions: * CSM 4.2(3), 4.2(3a), 4.2(4), 4.2(5), 4.2(6), 4.2(7), and 4.2(8) * CSM-S 2.1(2), 2.1(3), 2.1(4), 2.1(5), 2.1(6), and 2.1(7) SOLUTION: Update to CSM version 4.2.9 or CSM-S version 2.1.8. Cisco CSM 4.2.9: http://www.cisco.com/pcgi-bin/tablebuild.pl/cat6000-csm?psrtdcat20e2 Cisco CSM 2.1.8: http://www.cisco.com/pcgi-bin/tablebuild.pl/cat6000-csms?psrtdcat20e2 PROVIDED AND/OR DISCOVERED BY: Reported by the vendor. ORIGINAL ADVISORY: http://www.cisco.com/warp/public/707/cisco-sa-20080514-csm.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/secunia_security_advisories/ Definitions: (Criticality, Where etc.) http://secunia.com/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 ----------------------------------------------------------------------