TITLE: Squid NTLM fakeauth_auth Helper Denial of Service SECUNIA ADVISORY ID: SA13789 VERIFY ADVISORY: http://secunia.com/advisories/13789/ CRITICAL: Less critical IMPACT: DoS WHERE: >From local network SOFTWARE: Squid 2.x http://secunia.com/product/310/ DESCRIPTION: A vulnerability have been reported in Squid, which can be exploited by malicious people to cause a DoS (Denial of Service). The vulnerability is caused due to an error in the handling of NTLM type 3 messages in the NTLM "fakeauth_auth" helper in "fakeauth_auth.c". This can be exploited to cause a vulnerable component to crash by sending a specially crafted message. The vulnerability has been reported in version 2.5. Other versions may also be affected. SOLUTION: Apply patch for version 2.5.STABLE7: http://www.squid-cache.org/Versions/v2/2.5/bugs/squid-2.5.STABLE7-fakeauth_auth.patch PROVIDED AND/OR DISCOVERED BY: Reported by vendor. ORIGINAL ADVISORY: http://www.squid-cache.org/Versions/v2/2.5/bugs/#squid-2.5.STABLE7-fakeauth_auth ---------------------------------------------------------------------- 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 ----------------------------------------------------------------------