---------------------------------------------------------------------- Secunia integrated with Microsoft WSUS http://secunia.com/blog/71/ ---------------------------------------------------------------------- TITLE: lighttpd Slow Request Denial of Service Vulnerability SECUNIA ADVISORY ID: SA38403 VERIFY ADVISORY: http://secunia.com/advisories/38403/ DESCRIPTION: A vulnerability has been reported in lighttpd, which can be exploited by malicious people to cause a DoS (Denial of Service). The vulnerability is caused due to the server allocating several kilobytes of heap memory for each received network packet. This can be exploited to exhaust all available memory and terminate the server via an HTTP session sending e.g. a network packet of 1 byte per second. SOLUTION: Apply patch: http://download.lighttpd.net/lighttpd/security/lighttpd-1.4.x_fix_slow_request_dos.patch PROVIDED AND/OR DISCOVERED BY: Reported by Li Ming in a lighttpd bug report. ORIGINAL ADVISORY: http://download.lighttpd.net/lighttpd/security/lighttpd_sa_2010_01.txt http://redmine.lighttpd.net/issues/2147 ---------------------------------------------------------------------- About: This Advisory was delivered by Secunia as a free service to help private users 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 ----------------------------------------------------------------------