---------------------------------------------------------------------- SC World Congress, New York, USA, 16 November 2011 Visit the Secunia booth (#203) and discover how you can improve your handling of third party programs: http://secunia.com/resources/events/sc_2011/ ---------------------------------------------------------------------- TITLE: Joomla! Security Bypass Weakness and Cross-Site Scripting Vulnerability SECUNIA ADVISORY ID: SA46834 VERIFY ADVISORY: Secunia.com http://secunia.com/advisories/46834/ Customer Area (Credentials Required) https://ca.secunia.com/?page=viewadvisory&vuln_id=46834 RELEASE DATE: 2011-11-14 DISCUSS ADVISORY: http://secunia.com/advisories/46834/#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/46834/ 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=46834 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 weakness and a vulnerability have been reported in Joomla!, which can be exploited by malicious people to bypass certain security restrictions and conduct cross-site scripting attacks. 1) Certain unspecified input is not properly sanitised before being returned to the user. This can be exploited to execute arbitrary HTML and script code in a user's browser session in context of an affected site. This vulnerability is reported in versions prior to 1.7.3. 2) An error in the random number generation when resetting passwords can be exploited to change a user's password. This weakness is reported in versions prior to 1.7.3 and 1.5.25. SOLUTION: Update to version 1.7.3 or 1.5.25. PROVIDED AND/OR DISCOVERED BY: The vendor credits: 1) Corné Hannema 2) David Jardin ORIGINAL ADVISORY: http://developer.joomla.org/security/news/373-20111101-core-xss-vulnerability http://developer.joomla.org/security/news/374-20111102-core-password-change http://developer.joomla.org/security/news/375-20111103-core-password-change 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 ----------------------------------------------------------------------