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Vulnerabilities

Vulnerability · CVE-2013-7331

Microsoft Internet Explorer Information Disclosure Vulnerability

Published Feb 26, 2014 · catalog updated Jun 16, 2026 · Microsoft Internet Explorer

Patch now

CVE-2013-7331 is in the CISA known-exploited catalog, due Jun 15, 2022. Confirm Microsoft Internet Explorer against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Severity
Medium6.5
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
50.21%
Remediation
Remediation guidance
Affected products
cpe microsoft/internet explorer · vendor Microsoft Internet Explorer · vendor n/a n/a

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.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe microsoft/internet explorer10
  • cpe microsoft/internet explorer11
  • cpe microsoft/internet explorer6
  • cpe microsoft/internet explorer7
  • cpe microsoft/internet explorer8
  • cpe microsoft/internet explorer9
  • vendor Microsoft Internet Explorerversion unspecified
  • vendor n/a n/aversion unspecified

How to fix CVE-2013-7331

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2013-7331 is in the CISA known-exploited catalog, due Jun 15, 2022. Confirm Microsoft Internet Explorer against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Compare what you have installed with microsoft/internet explorer 10; microsoft/internet explorer 11; microsoft/internet explorer 6; microsoft/internet explorer 7. Apply updates per vendor instructions.

What should an analyst verify?

CWE-200: Exposure of Sensitive Information; CWE-209. EPSS 50.21%. The CISA KEV listing is the exploitation evidence. A public exploit reference is linked in Sources. That is not the same as confirmed exploitation. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Feb 26, 2014 · Catalog

    Detected

    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.

  2. May 25, 2022 · CISA KEV

    Known exploited

    Apply updates per vendor instructions.

  3. Jun 15, 2022 · CISA KEV

    Remediation due

    Apply updates per vendor instructions.

  4. Jun 16, 2026 · Catalog

    Updated

    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.

Sources

  • CISA KEVConfirmed exploitationCVE-2013-7331

    An information disclosure vulnerability exists in Internet Explorer which allows resources loaded into memory to be queried. This vulnerability could allow an attacker to detect anti-malware applications.

    cisa.gov
  • CVE.orgVulnerability recordCVE-2013-7331

    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 explo

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2013-7331

    30-day exploitation probability 50.2%

    first.org
  • Metasploit ModulesPublic exploit moduleauxiliary_gather/ms14_052_xmldom

    Public module reference (normal). Module source is not copied into this catalog.

    rapid7.com
  • NIST NVDVulnerability recordCVE-2013-7331

    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 explo

    nvd.nist.gov
  • VulnCheck KEVConfirmed exploitationCVE-2013-7331

    An information disclosure vulnerability exists in Internet Explorer which allows resources loaded into memory to be queried. This vulnerability could allow an attacker to detect anti-malware applications.

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 17, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.