{"id":"CVE-2013-7331","url":"https://www.cyber-defence.io/tools/cve/CVE-2013-7331","generatedAt":"2026-10-31T22:27:16.185Z","title":"Microsoft Internet Explorer Information Disclosure Vulnerability","description":"The Microsoft.XMLDOM ActiveX control in Microsoft Windows 8.1 and earlier allows remote attackers to determine the existence of local pathnames, UNC share pathnames, intranet hostnames, and intranet IP addresses by examining error codes, as demonstrated by a res:// URL, and exploited in the wild in February 2014.","published":"2014-02-26T14:55:09.000Z","lastModified":"2026-06-17T00:01:46.000Z","status":"Analyzed","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":6.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L"},"cwe":["CWE-209"],"affected":["microsoft/internet explorer"],"epss":{"score":0.5021,"percentile":0.98905,"date":"2026-10-30","history":[{"date":"2026-09-24","score":0.5021,"percentile":0.98868}]},"kev":{"listed":true,"dateAdded":"2022-05-25","dueDate":"2022-06-15","knownRansomwareCampaignUse":"Unknown","notes":"Apply updates per vendor instructions.\nhttps://nvd.nist.gov/vuln/detail/CVE-2013-7331"},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"Known to be exploited in the wild (CISA KEV, CISA remediation deadline 15 June 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise."},"changes":[],"references":[{"url":"http://www.fireeye.com/blog/uncategorized/2014/02/operation-snowman-deputydog-actor-compromises-us-veterans-of-foreign-wars-website.html","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://www.kb.cert.org/vuls/id/539289","tags":["Third Party Advisory","US Government Resource"],"source":"cve@mitre.org"},{"url":"http://www.securitytracker.com/id/1030818","tags":["Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-052","tags":["Patch","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://soroush.secproject.com/blog/2013/04/microsoft-xmldom-in-ie-can-divulge-information-of-local-drivenetwork-in-error-messages/","tags":["Exploit"],"source":"cve@mitre.org"},{"url":"http://www.fireeye.com/blog/uncategorized/2014/02/operation-snowman-deputydog-actor-compromises-us-veterans-of-foreign-wars-website.html","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.kb.cert.org/vuls/id/539289","tags":["Third Party Advisory","US Government Resource"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securitytracker.com/id/1030818","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-052","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://soroush.secproject.com/blog/2013/04/microsoft-xmldom-in-ie-can-divulge-information-of-local-drivenetwork-in-error-messages/","tags":["Exploit"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2013-7331","tags":["US Government Resource"],"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2013-7331","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."}