CVEs / CVE-2013-7331
CVE-2013-7331: Microsoft Internet Explorer Information Disclosure Vulnerability
- Known exploited in the CISA KEV catalog since 25 May 2022
- medium 4.3 CVSS 2.0 (NVD)
- EPSS 50.2% chance of exploitation in the next 30 days, higher than 98% of CVEs (30 Oct 2026)
- Last changed at its sources
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Summary
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.
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 and fixed versions
| Product | Affected | Fixed in |
|---|---|---|
| n/a n/a | n/a | — |
Exploitation
| In CISA KEV since | 25 May 2022 |
|---|---|
| Due date for US federal agencies | 15 Jun 2022 |
| Used in ransomware campaigns | Unknown |
| Required action | Apply updates per vendor instructions. |
Severity
| CVSS 2.0 | 4.3 mediumAV:N/AC:M/Au:N/C:P/I:N/A:NScored by NVD |
|---|---|
| Weakness | CWE-209 |
References
- CVE-2013-7331 on NVD
- CVE-2013-7331 in the CISA KEV catalog
- http://www.fireeye.com/blog/uncategorized/2014/02/operation-snowman-deputydog-actor-compromises-us-veterans-of-foreign-wars-website.html Third Party Advisory
- http://www.kb.cert.org/vuls/id/539289 Third Party Advisory, US Government Resource
- http://www.securitytracker.com/id/1030818 Third Party Advisory, VDB Entry
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-052 Patch, Vendor Advisory
- https://soroush.secproject.com/blog/2013/04/microsoft-xmldom-in-ie-can-divulge-information-of-local-drivenetwork-in-error-messages/ Exploit
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2013-7331 US Government Resource
Sources
Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.
This product uses data from the NVD API but is not endorsed or certified by the NVD.