kbrain

CVE-2013-5065

HIGH · CVSS 7.8CISA KEV: actively exploitedEPSS 34.7%EU EUVD: exploited

NDProxy.sys in the kernel in Microsoft Windows XP SP2 and SP3 and Server 2003 SP2 allows local users to gain privileges via a crafted application, as exploited in the wild in November 2013.

Key facts

CVSS score
7.8 (v3.1)
Severity
HIGH
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS score
34.7% (98th percentile)
In CISA KEV
Yes, added March 3, 2022
In EU EUVD
Yes (EUVD-2013-4907)
Published
November 28, 2013
NVD last modified
June 16, 2026
Status
Analyzed

CISA Known Exploited Vulnerability

Microsoft Windows Kernel Privilege Escalation Vulnerability

Added to the KEV catalog on March 3, 2022; federal remediation due March 24, 2022.

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2013-4907 in the EU Vulnerability Database. ENISA flags it as known exploited. Last updated in EUVD on October 22, 2025.

View on the EU Vulnerability Database

Affected products

  • microsoft / windows 2003 server
  • microsoft / windows xp
  • microsoft / windows xp

Certified products that may be affected

4 FIPS 140 or Common Criteria certified products, from automated matching by sec-certs.org.

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

Query CVEs from your AI assistant

The CVE/NVD Explorer brain answers CVE questions directly inside Claude, ChatGPT, or any MCP assistant — always up to date, no setup. Add it once and stop pasting advisories into chat.

Add the CVE brain