What’s Vulnerable › Vulnerabilities

CVE-2013-7331: Microsoft Internet Explorer Information Disclosure Vulnerability

• Severity: medium (CVSS 4.3 v2.0)
• Exploited in the wild: yes — in CISA KEV since 2022-05-25
• EPSS: 50.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2014-02-26 · updated 2026-06-17
• Weakness: CWE-209

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.

Affected products

• Microsoft Internet Explorer 11: 6, 7, 8, 9, 10, 11

References

• http://www.fireeye.com/blog/uncategorized/2014/02/operation-snowman-deputydog-actor-compromises-us-veterans-of-foreign-wars-website.html
• http://www.kb.cert.org/vuls/id/539289
• http://www.securitytracker.com/id/1030818
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-052
• https://soroush.secproject.com/blog/2013/04/microsoft-xmldom-in-ie-can-divulge-information-of-local-drivenetwork-in-error-messages/
• http://www.fireeye.com/blog/uncategorized/2014/02/operation-snowman-deputydog-actor-compromises-us-veterans-of-foreign-wars-website.html
• http://www.kb.cert.org/vuls/id/539289
• http://www.securitytracker.com/id/1030818
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-052
• https://soroush.secproject.com/blog/2013/04/microsoft-xmldom-in-ie-can-divulge-information-of-local-drivenetwork-in-error-messages/
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2013-7331

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