PT-2011-2999 · Microsoft · Internet Explorer

Peter Winter-Smith · Published 2011-06-14 · Updated 2022-02-28 · CVE-2011-1262

Positive Technologies (AI Summary)

CVSS v2.0

9.3

High

Base vector

AV:N/AC:M/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Microsoft Internet Explorer versions 7 through 9

Description The issue arises from the improper handling of objects in memory, allowing remote attackers to execute arbitrary code. This can occur when accessing an object that was not properly initialized or has been deleted, potentially corrupting memory in a way that enables an attacker to execute arbitrary code in the context of the logged-on user.

Recommendations For Microsoft Internet Explorer versions 7 through 9, update to a version that properly handles objects in memory to prevent arbitrary code execution. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Use of Uninitialized Resource

Weakness Enumeration

CWE-908

Related Identifiers

CVE-2011-1262

ZDI-11-196

Affected Products

Internet Explorer

References · 6

• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-1262 · Security Note
• https://zerodayinitiative.com/advisories/ZDI-11-196 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2011-1262 · Security Note
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-050 · Vendor Advisory
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12405 · Note
• https://docs.microsoft.com/security-updates/securitybulletins/2011/MS11-050 · Note