---------------------------------------------------------------------- Did you know that a change in our assessment rating, exploit code availability, or if an updated patch is released by the vendor, is not part of this mailing-list? Click here to learn more: http://secunia.com/advisories/business_solutions/ ---------------------------------------------------------------------- TITLE: Siemens C450IP / C475IP Denial of Service Vulnerability SECUNIA ADVISORY ID: SA32827 VERIFY ADVISORY: http://secunia.com/advisories/32827/ CRITICAL: Moderately critical IMPACT: DoS WHERE: >From remote OPERATING SYSTEM: Siemens C450IP http://secunia.com/advisories/product/20611/ Siemens C475IP http://secunia.com/advisories/product/20612/ DESCRIPTION: A vulnerability has been reported in Siemens C450IP / C475IP, which can be exploited by malicious people to cause a DoS (Denial of Service). The vulnerability is caused due to an error in the processing of SIP messages. This can be exploited to disconnect all active calls and reboot the device via a specially crafted UDP packet sent to port 5060. SOLUTION: Restrict network access to the device. PROVIDED AND/OR DISCOVERED BY: sky & Any ORIGINAL ADVISORY: http://milw0rm.com/exploits/7220 ---------------------------------------------------------------------- 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/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 ----------------------------------------------------------------------