{"id":"CVE-2012-4792","aliases":["EUVD-2012-4717","GHSA-c5c8-vqpp-hm75"],"status":"published","title":"Use-after-free vulnerability in Microsoft Internet Explorer 6 through 8 allows remote attackers...","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.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.78823,"percentile":0.99594,"model":"v2026.06.15"},"facts":{"in_kev":true,"known_exploited":true,"public_exploit":true,"fix_available":false},"cwes":["CWE-416"],"published":"2012-12-30T18:00:00Z","modified":"2026-06-16T23:45:43Z","kev":{"date_added":"2024-07-23","due_date":"2024-08-13","required_action":"The impacted product is end-of-life and should be disconnected if still in use.","known_ransomware_use":"Unknown"},"exploitation":[{"source":"euvd","since":"2024-07-23"},{"source":"kev","since":"2024-07-23"}],"exploits":[{"source":"metasploit","id":"exploit/windows/browser/ie_cbutton_uaf","title":"MS13-008 Microsoft Internet Explorer CButton Object Use-After-Free Vulnerability","type":"exploit","platform":"Windows","date":"2012-12-27","verified":true,"url":"https://www.rapid7.com/db/modules/exploit/windows/browser/ie_cbutton_uaf"},{"source":"exploitdb","id":"EDB-23754","title":"Microsoft Internet Explorer - CDwnBindInfo Object Use-After-Free (Metasploit)","type":"remote","platform":"windows","date":"2012-12-31","verified":true,"url":"https://www.exploit-db.com/exploits/23754"},{"source":"exploitdb","id":"EDB-23785","title":"Microsoft Internet Explorer - CButton Object Use-After-Free (Metasploit)","type":"remote","platform":"windows","date":"2013-01-02","verified":true,"url":"https://www.exploit-db.com/exploits/23785"},{"source":"pocgithub","id":"WizardVan/CVE-2012-4792","title":"WizardVan/CVE-2012-4792","date":"2015-05-03","url":"https://github.com/WizardVan/CVE-2012-4792"}],"products":[{"vendor":"microsoft","product":"ie"},{"vendor":"microsoft","product":"internet explorer"},{"vendor":"microsoft","product":"internet_explorer"}],"references":[{"url":"http://www.us-cert.gov/cas/techalerts/TA13-008A.html","tags":["third-party-advisory","x_refsource_CERT","x_transferred","Third Party Advisory","US Government Resource"]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-008","tags":["vendor-advisory","x_refsource_MS","x_transferred","Patch","Vendor Advisory"]},{"url":"http://www.kb.cert.org/vuls/id/154201","tags":["third-party-advisory","x_refsource_CERT-VN","x_transferred","Third Party Advisory","US Government Resource"]},{"url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/browser/ie_cbutton_uaf.rb","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"http://labs.alienvault.com/labs/index.php/2012/just-another-water-hole-campaign-using-an-internet-explorer-0day/","tags":["x_refsource_MISC","x_transferred","Broken Link"]},{"url":"http://packetstormsecurity.com/files/119168/Microsoft-Internet-Explorer-CDwnBindInfo-Object-Use-After-Free.html","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"http://eromang.zataz.com/2012/12/29/attack-and-ie-0day-informations-used-against-council-on-foreign-relations/","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16361","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred","Broken Link"]},{"url":"http://www.us-cert.gov/cas/techalerts/TA13-015A.html","tags":["third-party-advisory","x_refsource_CERT","x_transferred","Third Party Advisory","US Government Resource"]},{"url":"http://blog.fireeye.com/research/2012/12/council-foreign-relations-water-hole-attack-details.html","tags":["x_refsource_MISC","x_transferred","Broken Link"]},{"url":"http://blogs.technet.com/b/srd/archive/2012/12/29/new-vulnerability-affecting-internet-explorer-8-users.aspx","tags":["x_refsource_CONFIRM","x_transferred","Broken Link"]},{"url":"http://technet.microsoft.com/security/advisory/2794220","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory"]},{"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":["x_refsource_CONFIRM","x_transferred","Broken Link"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2012-4792","tags":["government-resource","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2012-4792"},{"url":"http://eromang.zataz.com/2012/12/29/attack-and-ie-0day-informations-used-against-council-on-foreign-relations"},{"url":"http://labs.alienvault.com/labs/index.php/2012/just-another-water-hole-campaign-using-an-internet-explorer-0day"},{"url":"https://github.com/advisories/GHSA-c5c8-vqpp-hm75"}],"sources":{"cve":[{"id":"CVE-2012-4792","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.","status":"published","published":"2012-12-30T18:00:00Z","modified":"2025-10-22T00:05:45.5Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T14:34:51.937988Z"}],"euvd":[{"id":"EUVD-2012-4717","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.","status":"published","published":"2012-12-30T18:00:00Z","modified":"2025-10-22T00:05:45Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"exploited_since":"2024-07-23","updated_at":"2026-11-02T19:49:39.244432Z"}],"ghsa":[{"id":"GHSA-c5c8-vqpp-hm75","title":"Use-after-free 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2012.","status":"published","published":"2012-12-30T18:55:01.477Z","modified":"2026-06-16T23:45:43.277Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"2.0","score":9.3,"vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T14:02:16.958223Z"}]}}