CVE-2009-1531

Critical

Description

Microsoft Internet Explorer 7 for Windows XP SP2 and SP3; 7 for Server 2003 SP2; 7 for Vista Gold, SP1, and SP2; and 7 for Server 2008 SP2 allows remote attackers to execute arbitrary code via frequent calls to the getElementsByTagName function combined with the creation of an object during reordering of elements, followed by an onreadystatechange event, which triggers an access of an object that (1) was not properly initialized or (2) is deleted, aka "HTML Object Memory Corruption Vulnerability."

SeverityCritical

CVSS9.3

Exploit probability—

Product

Microsoft Internet Explorer

PublishedJun 10, 2009

First seenJun 10, 2009

How to fix

Vendor advisories

docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-019

Affected products

Product	Affected versions	Fixed in
microsoft internet_explorer	7	—

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