[Full-disclosure] ZDI-09-037: Microsoft Internet Explorer Concurrent Ajax Request Memory Corruption Vulnerability

[ZDI Disclosures <zdi-disclosures@xxxxxxxxxxxxxxxx>]

ZDI-09-037: Microsoft Internet Explorer Concurrent Ajax Request Memory
Corruption Vulnerability
http://www.zerodayinitiative.com/advisories/ZDI-09-037
June 10, 2009

-- CVE ID:
CVE-2009-1528

-- Affected Vendors:
Microsoft

-- Affected Products:
Microsoft Internet Explorer

-- Vulnerability Details:
This vulnerability allows 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 vulnerability exist due to improper AJAX request
synchronization in Internet Explorer. When many asynchronous
XMLHttpRequest are running concurrently memory corruption can occur that
could be remotely exploited by a malicious attacker.

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

http://www.microsoft.com/technet/security/bulletin/MS09-019.mspx

-- Disclosure Timeline:
2009-01-15 - Vulnerability reported to vendor
2009-06-10 - Coordinated public release of advisory

-- Credit:
This vulnerability was discovered by:
    * Anonymous

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