{"id":"CVE-2014-4123","aliases":["EUVD-2014-4054","GHSA-5xv2-v332-c8c2"],"status":"published","title":"Microsoft Internet Explorer 7 through 11 allows remote attackers to gain privileges via a crafted...","description":"Microsoft Internet Explorer 7 through 11 allows remote attackers to gain privileges via a crafted web site, aka \"Internet Explorer Elevation of Privilege Vulnerability,\" as exploited in the wild in October 2014, a different vulnerability than CVE-2014-4124.","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":"2026-11-08","score":0.47133,"percentile":0.98842,"model":"v2026.06.15"},"facts":{"in_kev":true,"known_exploited":true,"public_exploit":false,"fix_available":false},"cwes":["CWE-264"],"published":"2014-10-15T10:00:00Z","modified":"2026-06-17T00:09:28Z","kev":{"date_added":"2022-05-25","due_date":"2022-06-15","required_action":"Apply updates per vendor instructions.","known_ransomware_use":"Unknown"},"exploitation":[{"source":"euvd","since":"2022-05-25"},{"source":"kev","since":"2022-05-25"}],"products":[{"vendor":"microsoft","product":"internet explorer"},{"vendor":"microsoft","product":"internet_explorer"}],"references":[{"url":"http://blogs.technet.com/b/srd/archive/2014/10/14/accessing-risk-for-the-october-2014-security-updates.aspx","tags":["x_refsource_CONFIRM","x_transferred","Not Applicable","Vendor Advisory"]},{"url":"http://secunia.com/advisories/60968","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Broken Link"]},{"url":"http://www.securitytracker.com/id/1031018","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Broken Link","Third Party Advisory","VDB Entry"]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-056","tags":["vendor-advisory","x_refsource_MS","x_transferred","Patch","Vendor Advisory"]},{"url":"http://www.securityfocus.com/bid/70326","tags":["vdb-entry","x_refsource_BID","x_transferred","Broken Link","Third Party Advisory","VDB Entry"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2014-4123","tags":["government-resource","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2014-4123"},{"url":"https://github.com/advisories/GHSA-5xv2-v332-c8c2"}],"sources":{"cve":[{"id":"CVE-2014-4123","description":"Microsoft Internet Explorer 7 through 11 allows remote attackers to gain privileges via a crafted web site, aka \"Internet Explorer Elevation of Privilege Vulnerability,\" as exploited in the wild in October 2014, a different vulnerability than CVE-2014-4124.","status":"published","published":"2014-10-15T10:00:00Z","modified":"2025-10-22T00:05:35.27Z","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"}],"updated_at":"2026-11-02T14:33:45.604635Z"}],"euvd":[{"id":"EUVD-2014-4054","description":"Microsoft Internet Explorer 7 through 11 allows remote attackers to gain privileges via a crafted web site, aka \"Internet Explorer Elevation of Privilege Vulnerability,\" as exploited in the wild in October 2014, a different vulnerability than CVE-2014-4124.","status":"published","published":"2014-10-15T10:00:00Z","modified":"2025-10-22T00:05:35Z","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":"2022-05-25","updated_at":"2026-11-02T19:49:39.244432Z"}],"ghsa":[{"id":"GHSA-5xv2-v332-c8c2","title":"Microsoft Internet Explorer 7 through 11 allows remote attackers to gain privileges via a crafted...","description":"Microsoft Internet Explorer 7 through 11 allows remote attackers to gain privileges via a crafted web site, aka \"Internet Explorer Elevation of Privilege Vulnerability,\" as exploited in the wild in October 2014, a different vulnerability than CVE-2014-4124.","status":"published","published":"2022-05-14T02:30:39Z","modified":"2025-10-22T03:31:11Z","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"}],"updated_at":"2026-11-02T15:04:09.843024Z"}],"kev":[{"id":"CVE-2014-4123","title":"Microsoft Internet Explorer Privilege Escalation Vulnerability","description":"Microsoft Internet Explorer contains an unspecified vulnerability that allows remote attackers to gain privileges via a crafted web site.","cwes":["CWE-264"],"kev":{"date_added":"2022-05-25","due_date":"2022-06-15","required_action":"Apply updates per vendor instructions.","known_ransomware_use":"Unknown"},"updated_at":"2026-11-02T17:00:16.541131Z"}],"nvd":[{"id":"CVE-2014-4123","description":"Microsoft Internet Explorer 7 through 11 allows remote attackers to gain privileges via a crafted web site, aka \"Internet Explorer Elevation of Privilege Vulnerability,\" as exploited in the wild in October 2014, a different vulnerability than CVE-2014-4124.","status":"published","published":"2014-10-15T10:55:08.037Z","modified":"2026-06-17T00:09:28.37Z","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":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:02:56.266125Z"}]}}