---------------------------------------------------------------------- Become a PSI 3.0 beta tester! Test-drive the new beta version and tell us what you think about its extended automatic update function and significantly enhanced user-interface. Download it here! http://secunia.com/psi_30_beta_launch ---------------------------------------------------------------------- TITLE: OpenSSL TLS Packet Parsing Integer Underflow Denial of Service Vulnerability SECUNIA ADVISORY ID: SA49116 VERIFY ADVISORY: Secunia.com http://secunia.com/advisories/49116/ Customer Area (Credentials Required) https://ca.secunia.com/?page=viewadvisory&vuln_id=49116 RELEASE DATE: 2012-05-11 DISCUSS ADVISORY: http://secunia.com/advisories/49116/#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/49116/ 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=49116 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 OpenSSL, which can be exploited by malicious people to cause a DoS (Denial of Service) of the application using the library. The vulnerability is caused due to an integer underflow error within the parsing of TLS record length of Datagram Transport Layer Security (DTLS) packets using CBC encryption mode, which can be exploited to cause a crash. The vulnerability is reported in versions prior to 1.0.1c, 1.0.0j, and 0.9.8x. SOLUTION: Update to version 1.0.1c, 1.0.0j, or 0.9.8x. PROVIDED AND/OR DISCOVERED BY: The vendor credits Codenomicon. ORIGINAL ADVISORY: http://www.openssl.org/news/secadv_20120510.txt OTHER REFERENCES: Further details available in Customer Area: http://secunia.com/vulnerability_intelligence/ DEEP LINKS: Further details available in Customer Area: http://secunia.com/vulnerability_intelligence/ EXTENDED DESCRIPTION: Further details available in Customer Area: http://secunia.com/vulnerability_intelligence/ EXTENDED SOLUTION: Further details available in Customer Area: http://secunia.com/vulnerability_intelligence/ EXPLOIT: Further details available in Customer Area: http://secunia.com/vulnerability_intelligence/ ---------------------------------------------------------------------- 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 ----------------------------------------------------------------------