---------------------------------------------------------------------- http://secunia.com/research/ http://secunia.com/company/jobs/open_positions/reverse_engineer ---------------------------------------------------------------------- TITLE: Avaya Communication Server 1000 Denial of Service Vulnerability SECUNIA ADVISORY ID: SA44213 VERIFY ADVISORY: Secunia.com http://secunia.com/advisories/44213/ Customer Area (Credentials Required) https://ca.secunia.com/?page=viewadvisory&vuln_id=44213 RELEASE DATE: 2011-04-23 DISCUSS ADVISORY: http://secunia.com/advisories/44213/#comments AVAILABLE ON SITE AND IN CUSTOMER AREA: * Last Update * Popularity * Comments * Criticality Level * Impact * Where * Solution Status * Operating System / Software * CVE Reference(s) http://secunia.com/advisories/44213/ ONLY AVAILABLE IN CUSTOMER AREA: * Authentication Level * Report Reliability * Secunia PoC * Secunia Analysis * Systems Affected * Approve Distribution * Remediation Status * Secunia CVSS Score * CVSS https://ca.secunia.com/?page=viewadvisory&vuln_id=44213 ONLY AVAILABLE WITH SECUNIA CSI AND SECUNIA PSI: * AUTOMATED SCANNING http://secunia.com/vulnerability_scanning/personal/ http://secunia.com/vulnerability_scanning/corporate/wsus_sccm_3rd_third_party_patching/ DESCRIPTION: A vulnerability has been reported in Avaya Communication Server 1000, which can be exploited by malicious people to cause a DoS (Denial of Service). The vulnerability is caused due to an integer underflow error when handling a certain size value in incoming requests and can be exploited to crash the device via a specially crafted request sent to UDP port 5100. The vulnerability is reported in version 5.5. Other versions may also be affected. SOLUTION: Upgrade to version 6.0 or later. PROVIDED AND/OR DISCOVERED BY: An anonymous person via ZDI. ORIGINAL ADVISORY: Avaya: https://support.avaya.com/css/P8/documents/100133768 ZDI: http://www.zerodayinitiative.com/advisories/ZDI-11-141/ OTHER REFERENCES: Further details available in Customer Area: http://secunia.com/products/corporate/EVM/ DEEP LINKS: Further details available in Customer Area: http://secunia.com/products/corporate/EVM/ EXTENDED DESCRIPTION: Further details available in Customer Area: http://secunia.com/products/corporate/EVM/ EXTENDED SOLUTION: Further details available in Customer Area: http://secunia.com/products/corporate/EVM/ EXPLOIT: Further details available in Customer Area: http://secunia.com/products/corporate/EVM/ ---------------------------------------------------------------------- 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 ----------------------------------------------------------------------