{"id":"CVE-2012-4792","url":"https://www.cyber-defence.io/tools/cve/CVE-2012-4792","generatedAt":"2026-10-31T23:39:51.671Z","title":"Microsoft Internet Explorer Use-After-Free Vulnerability","description":"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.","published":"2012-12-30T18:55:01.000Z","lastModified":"2026-06-16T23:45:43.000Z","status":"Analyzed","sourceIdentifier":"secure@microsoft.com","cvss":{"version":"3.1","score":8.8,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},"cwe":["CWE-416"],"affected":["microsoft/internet explorer"],"epss":{"score":0.78823,"percentile":0.99591,"date":"2026-10-30","history":[]},"kev":{"listed":true,"dateAdded":"2024-07-23","dueDate":"2024-08-13","knownRansomwareCampaignUse":"Unknown","notes":"The impacted product is end-of-life and should be disconnected if still in use.\nhttps://learn.microsoft.com/en-us/lifecycle/products/internet-explorer-11; https://nvd.nist.gov/vuln/detail/CVE-2012-4792"},"exploits":{"count":2,"verified":true,"firstPublished":"2012-12-31","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":23785,"kind":"exploit","title":"Microsoft Internet Explorer - CButton Object Use-After-Free (Metasploit)","url":"https://www.exploit-db.com/exploits/23785","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/windows/remote/23785.rb","file":"exploits/windows/remote/23785.rb","published":"2013-01-02","added":"2013-01-02","updated":"2013-01-02","author":"Metasploit","type":"remote","platform":"windows","port":null,"verified":true,"codes":["CVE-2012-4792","OSVDB-88774"],"tags":"Metasploit Framework (MSF)","aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":"http://technet.microsoft.com/en-us/security/advisory/2794220"},{"edbId":23754,"kind":"exploit","title":"Microsoft Internet Explorer - CDwnBindInfo Object Use-After-Free (Metasploit)","url":"https://www.exploit-db.com/exploits/23754","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/windows/remote/23754.rb","file":"exploits/windows/remote/23754.rb","published":"2012-12-31","added":"2012-12-31","updated":"2012-12-31","author":"Metasploit","type":"remote","platform":"windows","port":null,"verified":true,"codes":["CVE-2012-4792","OSVDB-88774"],"tags":"Metasploit Framework (MSF)","aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":"http://technet.microsoft.com/en-us/security/advisory/2794220"}]},"verdict":{"level":"urgent","text":"Known to be exploited in the wild (CISA KEV, CISA remediation deadline 13 August 2024). Treat as an emergency change: patch or isolate now, then hunt for prior compromise."},"changes":[],"references":[{"url":"http://blog.fireeye.com/research/2012/12/council-foreign-relations-water-hole-attack-details.html","tags":["Broken Link"],"source":"secure@microsoft.com"},{"url":"http://blogs.technet.com/b/srd/archive/2012/12/29/new-vulnerability-affecting-internet-explorer-8-users.aspx","tags":["Broken Link"],"source":"secure@microsoft.com"},{"url":"http://blogs.technet.com/b/srd/archive/2012/12/31/microsoft-quot-fix-it-quot-available-for-internet-explorer-6-7-and-8.aspx","tags":["Broken Link"],"source":"secure@microsoft.com"},{"url":"http://eromang.zataz.com/2012/12/29/attack-and-ie-0day-informations-used-against-council-on-foreign-relations/","tags":["Third Party Advisory"],"source":"secure@microsoft.com"},{"url":"http://labs.alienvault.com/labs/index.php/2012/just-another-water-hole-campaign-using-an-internet-explorer-0day/","tags":["Broken Link"],"source":"secure@microsoft.com"},{"url":"http://packetstormsecurity.com/files/119168/Microsoft-Internet-Explorer-CDwnBindInfo-Object-Use-After-Free.html","tags":["Third Party Advisory","VDB Entry"],"source":"secure@microsoft.com"},{"url":"http://technet.microsoft.com/security/advisory/2794220","tags":["Patch","Vendor Advisory"],"source":"secure@microsoft.com"},{"url":"http://www.kb.cert.org/vuls/id/154201","tags":["Third Party Advisory","US Government Resource"],"source":"secure@microsoft.com"},{"url":"http://www.us-cert.gov/cas/techalerts/TA13-008A.html","tags":["Third Party Advisory","US Government Resource"],"source":"secure@microsoft.com"},{"url":"http://www.us-cert.gov/cas/techalerts/TA13-015A.html","tags":["Third Party Advisory","US Government Resource"],"source":"secure@microsoft.com"},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-008","tags":["Patch","Vendor Advisory"],"source":"secure@microsoft.com"},{"url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/browser/ie_cbutton_uaf.rb","tags":["Third Party Advisory"],"source":"secure@microsoft.com"},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16361","tags":["Broken Link"],"source":"secure@microsoft.com"},{"url":"http://blog.fireeye.com/research/2012/12/council-foreign-relations-water-hole-attack-details.html","tags":["Broken Link"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://blogs.technet.com/b/srd/archive/2012/12/29/new-vulnerability-affecting-internet-explorer-8-users.aspx","tags":["Broken Link"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://blogs.technet.com/b/srd/archive/2012/12/31/microsoft-quot-fix-it-quot-available-for-internet-explorer-6-7-and-8.aspx","tags":["Broken Link"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://eromang.zataz.com/2012/12/29/attack-and-ie-0day-informations-used-against-council-on-foreign-relations/","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://labs.alienvault.com/labs/index.php/2012/just-another-water-hole-campaign-using-an-internet-explorer-0day/","tags":["Broken Link"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://packetstormsecurity.com/files/119168/Microsoft-Internet-Explorer-CDwnBindInfo-Object-Use-After-Free.html","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://technet.microsoft.com/security/advisory/2794220","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.kb.cert.org/vuls/id/154201","tags":["Third Party Advisory","US Government Resource"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.us-cert.gov/cas/techalerts/TA13-008A.html","tags":["Third Party Advisory","US Government Resource"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.us-cert.gov/cas/techalerts/TA13-015A.html","tags":["Third Party Advisory","US Government Resource"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-008","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/browser/ie_cbutton_uaf.rb","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16361","tags":["Broken Link"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2012-4792","tags":["US Government Resource"],"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2012-4792","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}