CVE-2013-7331
MEDIUM severity · CVSS 6.5 · Information disclosure · actively exploited (CISA KEV)
6.5CVSS MEDIUM exploited
Actively exploited in the wild (CISA Known Exploited Vulnerabilities).
Added to KEV 2022-05-25. US federal agencies must patch by 2022-06-15.
Summary
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.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactLow
Integrity impactNone
Availability impactLow
Exploit probability (EPSS)58%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
Affected products we track (1)
Recommendation
This vulnerability is being actively exploited in the wild — patch affected products urgently. Open any affected product above for its exact safe version.
Official patch: https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-052 ↗
Additional information
- NVD record
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-052Patch
- http://www.fireeye.com/blog/uncategorized/2014/02/operation-snowman-deputydog-actor-compromises-us-veterans-of-foreign-wars-website.htmlAdvisory
- http://www.kb.cert.org/vuls/id/539289Advisory
- http://www.securitytracker.com/id/1030818Advisory
- https://soroush.secproject.com/blog/2013/04/microsoft-xmldom-in-ie-can-divulge-information-of-local-drivenetwork-in-error-messages/Exploit