ZDI-09-012: Microsoft Internet Explorer Malformed CSS Memory Corruption

Type securityvulns
Reporter Securityvulns
Modified 2009-02-11T00:00:00


ZDI-09-012: Microsoft Internet Explorer Malformed CSS Memory Corruption Vulnerability http://www.zerodayinitiative.com/advisories/ZDI-09-012 February 10, 2009

-- CVE ID: CVE-2009-0076

-- Affected Vendors: Microsoft

-- Affected Products: Microsoft Internet Explorer

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-- Vulnerability Details: This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Microsoft Internet Explorer. User interaction is required to exploit this vulnerability in that the target must visit a malicious page.

The specific flaw exists when processing, in XHTML strict mode, a CSS stylesheet containing a specific combination of style directives one of which must be a 'zoom'. The fault in processing results in a memory corruption vulnerability which can be leveraged to execute arbitrary code under the context of the current user.

-- Vendor Response: Microsoft has issued an update to correct this vulnerability. More details can be found at:


-- Disclosure Timeline: 2008-10-15 - Vulnerability reported to vendor 2009-02-10 - Coordinated public release of advisory

-- Credit: This vulnerability was discovered by: * Sam Thomas of eshu.co.uk

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