CVE-2012-1876

Critical

Description

Microsoft Internet Explorer 6 through 9, and 10 Consumer Preview, does not properly handle objects in memory, which allows remote attackers to execute arbitrary code by attempting to access a nonexistent object, leading to a heap-based buffer overflow, aka "Col Element Remote Code Execution Vulnerability," as demonstrated by VUPEN during a Pwn2Own competition at CanSecWest 2012.

SeverityCritical

CVSS9.3

Exploit probability—

Product

Microsoft Internet Explorer

PublishedJun 12, 2012

First seenJun 12, 2012

How to fix

Vendor advisories

docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-037

Affected products

Product	Affected versions	Fixed in
microsoft internet_explorer	6, 7, 8, 9	—

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