CVE-2010-3971

EXPLOITED

Microsoft Internet Explorer - Resource Management Error

Title source: rule

Description

Use-after-free vulnerability in the CSharedStyleSheet::Notify function in the Cascading Style Sheets (CSS) parser in mshtml.dll, as used in Microsoft Internet Explorer 6 through 8 and other products, allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a self-referential @import rule in a stylesheet, aka "CSS Memory Corruption Vulnerability."

Exploits (5)

exploitdb WORKING POC VERIFIED
by Metasploit · rubyremotewindows
https://www.exploit-db.com/exploits/16533
exploitdb WORKING POC VERIFIED
by Nephi Johnson · rubyremotewindows
https://www.exploit-db.com/exploits/15746
exploitdb WORKING POC VERIFIED
by WooYun · htmldoswindows
https://www.exploit-db.com/exploits/15708
nomisec WORKING POC 2 stars
by nektra · poc
https://github.com/nektra/CVE-2010-3971-hotpatch
metasploit WORKING POC GOOD
by passerby, d0c_s4vage, jduck · rubypocwin
https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/browser/ms11_003_ie_css_import.rb

Scores

EPSS 0.8560
EPSS Percentile 99.4%

Details

VulnCheck KEV 2011-03-08
CWE
CWE-399
Status published
Products (2)
microsoft/internet_explorer 7
microsoft/internet_explorer 8
Published Dec 22, 2010
Tracked Since Feb 18, 2026