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CVE-2012-4792Microsoft Internet Explorer Use-After-Free Vulnerability
Use-after-free vulnerability in Microsoft Internet Explorer 6 through 8 allows remote attackers to execute arbitrary code via a crafted web site that triggers access to an object that (1) was not properly allocated or (2) is deleted, as demonstrated by a CDwnBindInfo object, and exploited in the wild in December 2012.
8.8 HIGHEPSS 78.82%⚡ Known Exploited (CISA KEV)NVD: Analyzed
Overview
Severity
| Score | Severity | Version | Vector String |
|---|---|---|---|
| 8.8 | HIGH | 3.1NVD | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| 9.3 | HIGH | 2.0NVD | AV:N/AC:M/Au:N/C:C/I:C/A:C |
CISA required action
⚡ Known exploited · remediation due Aug 13, 2024
The impacted product is end-of-life and should be disconnected if still in use.
Details
- CVE ID
- CVE-2012-4792
- Status
- Analyzed
- Assigner (CNA)
- microsoft
- Published
- Dec 30, 2012
- Last modified
- 2026-06-16 23:45 UTC
- Weaknesses
Affected Products
From NVD CPE configurations.
microsoftinternet explorer3 version ranges
- 6
- 7
- 8
References
- blog.fireeye.com http://blog.fireeye.com/research/2012/12/council-foreign-relations-water-hole-attack-details.html
- blogs.technet.com http://blogs.technet.com/b/srd/archive/2012/12/29/new-vulnerability-affecting-internet-explorer-8-users.aspx
- blogs.technet.com http://blogs.technet.com/b/srd/archive/2012/12/31/microsoft-quot-fix-it-quot-available-for-internet-explorer-6-7-and-8.aspx
- eromang.zataz.com http://eromang.zataz.com/2012/12/29/attack-and-ie-0day-informations-used-against-council-on-foreign-relations/
- labs.alienvault.com http://labs.alienvault.com/labs/index.php/2012/just-another-water-hole-campaign-using-an-internet-explorer-0day/
- packetstormsecurity.com http://packetstormsecurity.com/files/119168/Microsoft-Internet-Explorer-CDwnBindInfo-Object-Use-After-Free.html
- technet.microsoft.com http://technet.microsoft.com/security/advisory/2794220
- kb.cert.org http://www.kb.cert.org/vuls/id/154201
- us-cert.gov http://www.us-cert.gov/cas/techalerts/TA13-008A.html
- us-cert.gov http://www.us-cert.gov/cas/techalerts/TA13-015A.html
- docs.microsoft.com https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-008
- github.com https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/browser/ie_cbutton_uaf.rb
- oval.cisecurity.org https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16361
- cisa.gov https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2012-4792