CVE-2012-0011 — Microsoft Internet Explorer 7 through 9 does not properly handle objects in memo

Microsoft Internet Explorer 7 through 9 does not properly handle objects in memory, which allows remote attackers to execute arbitrary code by accessing a deleted object, aka "HTML Layout Remote Code Execution Vulnerability."

01What is this vulnerability?

Microsoft Internet Explorer 7 through 9 does not properly handle objects in memory, which allows remote attackers to execute arbitrary code by accessing a deleted object, aka "HTML Layout Remote Code Execution Vulnerability."

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:

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07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2012-02-14T22:00:00.000Z
• Last modified: 2024-08-06T18:09:17.221Z

09References

• www.us-cert.gov — http://www.us-cert.gov/cas/techalerts/TA12-045A.html
• oval.cisecurity.org — https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3…
• docs.microsoft.com — https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-01…