{"id":"CVE-2010-3962","aliases":["EUVD-2010-3939","GHSA-cmh7-cfjq-p92g"],"status":"published","title":"Use-after-free vulnerability in Microsoft Internet Explorer 6, 7, and 8 allows remote attackers...","description":"Use-after-free vulnerability in Microsoft Internet Explorer 6, 7, and 8 allows remote attackers to execute arbitrary code via vectors related to Cascading Style Sheets (CSS) token sequences and the clip attribute, aka an \"invalid flag reference\" issue or \"Uninitialized Memory Corruption Vulnerability,\" as exploited in the wild in November 2010.","severity":{"version":"2.0","score":9.3,"vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.96831,"percentile":0.99887,"model":"v2026.06.15"},"facts":{"in_kev":true,"known_exploited":true,"public_exploit":true,"fix_available":false},"cwes":["CWE-416"],"published":"2010-11-05T16:28:00Z","modified":"2026-06-16T23:23:53Z","kev":{"date_added":"2025-10-06","due_date":"2025-10-27","required_action":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","known_ransomware_use":"Unknown"},"exploitation":[{"source":"euvd","since":"2025-10-06"},{"source":"kev","since":"2025-10-06"}],"exploits":[{"source":"metasploit","id":"exploit/windows/browser/ms10_090_ie_css_clip","title":"MS10-090 Microsoft Internet Explorer CSS SetUserClip Memory Corruption","type":"exploit","platform":"Windows","date":"2010-11-03","verified":true,"url":"https://www.rapid7.com/db/modules/exploit/windows/browser/ms10_090_ie_css_clip"},{"source":"exploitdb","id":"EDB-15418","title":"Microsoft Internet Explorer - Memory Corruption","type":"dos","platform":"windows","date":"2010-11-04","verified":true,"url":"https://www.exploit-db.com/exploits/15418"},{"source":"exploitdb","id":"EDB-15421","title":"Microsoft Internet Explorer 6/7/8 - Memory Corruption","type":"remote","platform":"windows","date":"2010-11-04","verified":true,"url":"https://www.exploit-db.com/exploits/15421"},{"source":"exploitdb","id":"EDB-16551","title":"Microsoft Internet Explorer - CSS SetUserClip Memory Corruption (MS10-090) (Metasploit)","type":"remote","platform":"windows","date":"2011-01-20","verified":true,"url":"https://www.exploit-db.com/exploits/16551"}],"products":[{"vendor":"microsoft","product":"internet explorer"},{"vendor":"microsoft","product":"internet_explorer"}],"references":[{"url":"http://www.securityfocus.com/bid/44536","tags":["vdb-entry","x_refsource_BID","x_transferred","Broken Link","Third Party Advisory","VDB Entry"]},{"url":"http://www.us-cert.gov/cas/techalerts/TA10-348A.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/2010/ms10-090","tags":["vendor-advisory","x_refsource_MS","x_transferred","Patch","Vendor Advisory"]},{"url":"http://www.kb.cert.org/vuls/id/899748","tags":["third-party-advisory","x_refsource_CERT-VN","x_transferred","Third Party Advisory","US Government Resource"]},{"url":"http://secunia.com/advisories/42091","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Broken Link","Vendor Advisory"]},{"url":"http://www.vupen.com/english/advisories/2010/2880","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","Broken Link","Vendor Advisory"]},{"url":"http://www.microsoft.com/technet/security/advisory/2458511.mspx","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory"]},{"url":"http://www.securitytracker.com/id?1024676","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Broken Link","Third Party Advisory","VDB Entry"]},{"url":"http://www.exploit-db.com/exploits/15421","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"http://www.symantec.com/connect/blogs/new-ie-0-day-used-targeted-attacks","tags":["x_refsource_MISC","x_transferred","Not Applicable"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/62962","tags":["vdb-entry","x_refsource_XF","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"http://blogs.technet.com/b/msrc/archive/2010/11/02/microsoft-releases-security-advisory-2458511.aspx","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12279","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred","Tool Signature"]},{"url":"http://www.exploit-db.com/exploits/15418","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2010-3962","tags":["government-resource","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2010-3962"},{"url":"https://github.com/advisories/GHSA-cmh7-cfjq-p92g"}],"sources":{"cve":[{"id":"CVE-2010-3962","description":"Use-after-free vulnerability in Microsoft Internet Explorer 6, 7, and 8 allows remote attackers to execute arbitrary code via vectors related to Cascading Style Sheets (CSS) token sequences and the clip attribute, aka an \"invalid flag reference\" issue or \"Uninitialized Memory Corruption Vulnerability,\" as exploited in the wild in November 2010.","status":"published","published":"2010-11-05T16:28:00Z","modified":"2025-10-22T00:05:51.096Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T14:33:28.115387Z"}],"euvd":[{"id":"EUVD-2010-3939","description":"Use-after-free vulnerability in Microsoft Internet Explorer 6, 7, and 8 allows remote attackers to execute arbitrary code via vectors related to Cascading Style Sheets (CSS) token sequences and the clip attribute, aka an \"invalid flag reference\" issue or \"Uninitialized Memory Corruption Vulnerability,\" as exploited in the wild in November 2010.","status":"published","published":"2010-11-05T16:28:00Z","modified":"2025-10-22T00:05:51Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"exploited_since":"2025-10-06","updated_at":"2026-11-02T19:49:39.244432Z"}],"ghsa":[{"id":"GHSA-cmh7-cfjq-p92g","title":"Use-after-free vulnerability in Microsoft Internet Explorer 6, 7, and 8 allows remote attackers...","description":"Use-after-free vulnerability in Microsoft Internet Explorer 6, 7, and 8 allows remote attackers to execute arbitrary code via vectors related to Cascading Style Sheets (CSS) token sequences and the clip attribute, aka an \"invalid flag reference\" issue or \"Uninitialized Memory Corruption Vulnerability,\" as exploited in the wild in November 2010.","status":"published","published":"2022-05-13T01:03:30Z","modified":"2025-10-22T03:31:35Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T15:04:09.843024Z"}],"kev":[{"id":"CVE-2010-3962","title":"Microsoft Internet Explorer Uninitialized Memory Corruption Vulnerability","description":"Microsoft Internet Explorer contains an uninitialized memory corruption vulnerability that could allow for remote code execution. The impacted product could be end-of-life (EoL) and/or end-of-service (EoS). Users should discontinue product utilization.","kev":{"date_added":"2025-10-06","due_date":"2025-10-27","required_action":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","known_ransomware_use":"Unknown"},"updated_at":"2026-11-02T17:00:15.999436Z"}],"nvd":[{"id":"CVE-2010-3962","description":"Use-after-free vulnerability in Microsoft Internet Explorer 6, 7, and 8 allows remote attackers to execute arbitrary code via vectors related to Cascading Style Sheets (CSS) token sequences and the clip attribute, aka an \"invalid flag reference\" issue or \"Uninitialized Memory Corruption Vulnerability,\" as exploited in the wild in November 2010.","status":"published","published":"2010-11-05T17:00:02.89Z","modified":"2026-06-16T23:23:53.78Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/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":"2026-11-02T14:01:57.065463Z"}]}}