---------------------------------------------------------------------- Secunia is hiring! Find your next job here: http://secunia.com/company/jobs/ ---------------------------------------------------------------------- TITLE: Microsoft AntiXSS Library Escaped CSS Content Parsing Bypass Weakness SECUNIA ADVISORY ID: SA47483 VERIFY ADVISORY: Secunia.com http://secunia.com/advisories/47483/ Customer Area (Credentials Required) https://ca.secunia.com/?page=viewadvisory&vuln_id=47483 RELEASE DATE: 2012-01-10 DISCUSS ADVISORY: http://secunia.com/advisories/47483/#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/47483/ 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=47483 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 has been reported in Microsoft AntiXSS Library, which can be exploited by malicious people to bypass certain security restrictions. The weakness is caused due to an error within the sanitisation module when parsing escaped CSS content and which can be exploited to conduct cross-site scripting attacks. The weakness is reported in version 4.0. SOLUTION: Update to version 4.2. Further details available in Customer Area: http://secunia.com/vulnerability_intelligence/ PROVIDED AND/OR DISCOVERED BY: The vendor credits Adi Cohen, IBM Rational Application Security. ORIGINAL ADVISORY: MS12-007 (KB2607664): http://technet.microsoft.com/en-us/security/bulletin/ms12-007 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 ----------------------------------------------------------------------