---------------------------------------------------------------------- Secunia customers receive relevant and filtered advisories. Delivery is done via different channels including SMS, Email, Web, and https based XML feed. http://corporate.secunia.com/trial/38/request/ ---------------------------------------------------------------------- TITLE: dproxy-nexgen "dns_decode_reverse_name" Buffer Overflow Vulnerability SECUNIA ADVISORY ID: SA24688 VERIFY ADVISORY: http://secunia.com/advisories/24688/ CRITICAL: Moderately critical IMPACT: System access WHERE: >From local network SOFTWARE: dproxy-nexgen http://secunia.com/product/13834/ DESCRIPTION: mu-b has discovered a vulnerability in dproxy-nexgen, which can be exploited by malicious people to compromise a vulnerable system. The vulnerability is caused due to a boundary error in the "dns_decode_reverse_name()" function in dns_decode.c and can be exploited to cause a stack based buffer overflow via a specially crafted packet sent to port 53. Successful exploitation allows execution of arbitrary code. The vulnerability is confirmed in the latest available version (2007-04-02). Other versions may also be affected. SOLUTION: Use the software only in a trusted network environment. PROVIDED AND/OR DISCOVERED BY: mu-b ORIGINAL ADVISORY: http://lists.grok.org.uk/pipermail/full-disclosure/2007-March/053289.html ---------------------------------------------------------------------- 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 ----------------------------------------------------------------------