TITLE: Adzapper URL Handling Denial of Service Vulnerability SECUNIA ADVISORY ID: SA18771 VERIFY ADVISORY: http://secunia.com/advisories/18771/ CRITICAL: Less critical IMPACT: DoS WHERE: >From remote SOFTWARE: Adzapper http://secunia.com/product/7862/ DESCRIPTION: Thomas Reifferscheid has reported a vulnerability in Adzapper, which potentially can be exploited by malicious people to cause a DoS (Denial of Service). The vulnerability is caused due to an error in the "squid_redirect" script when handling URLs that contain a large number of forward slashes. This can be exploited to cause squid to consume large amount of CPU resources, potentially causing a DoS. SOLUTION: Update to versions released on 2006-01-29 or later. http://freshmeat.net/redir/squid_redirect/9950/url_tgz/adzap.tar.gz PROVIDED AND/OR DISCOVERED BY: Thomas Reifferscheid ORIGINAL ADVISORY: Adzapper: http://adzapper.sourceforge.net/cvslog.html Debian: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=350308 ---------------------------------------------------------------------- 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 ----------------------------------------------------------------------