TITLE: Microsoft Internet Explorer "createTextRange()" Code Execution SECUNIA ADVISORY ID: SA18680 VERIFY ADVISORY: http://secunia.com/advisories/18680/ CRITICAL: Highly critical IMPACT: System access WHERE: >From remote SOFTWARE: Microsoft Internet Explorer 6.x http://secunia.com/product/11/ DESCRIPTION: Secunia Research has discovered a vulnerability in Microsoft Internet Explorer, which can be exploited by malicious people to compromise a user's system. The vulnerability is caused due to an error in the processing of the "createTextRange()" method call applied on a radio button control. This can be exploited by e.g. a malicious web site to corrupt memory in a way, which allows the program flow to be redirected to the heap. Successful exploitation allows execution of arbitrary code. The vulnerability has been confirmed on a fully patched system with Internet Explorer 6.0 and Microsoft Windows XP SP2. The vulnerability has also been confirmed in Internet Explorer 7 Beta 2 Preview. Other versions may also be affected. SOLUTION: Do not visit untrusted web sites. NOTE: The vendor is currently working on a patch. PROVIDED AND/OR DISCOVERED BY: Andreas Sandblad, Secunia Research. Independently discovered and reported on public mailing lists by Stelian Ene. ---------------------------------------------------------------------- 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/secunia_security_advisories/ Definitions: (Criticality, Where etc.) http://secunia.com/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 ----------------------------------------------------------------------