How severe is CVE-2013-5065?

High severity. CVSS v3 base score is 7.8 out of 10.

Is CVE-2013-5065 known to be exploited?

Yes. CVE-2013-5065 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-03-03), indicating it is being actively exploited. 9 public proof-of-concept repositories are indexed.

Vulnerability in Microsoft Windows 2003 Server

CVE-2013-5065

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.

Published 2013-11-28 · last modified 2026-06-16.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.347 (98.4th percentile), scored 2026-10-18.

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 98.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.347 · newest: 0.347 · change: 0.000

Affected products

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on 2022-03-03. CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: 2022-03-24.

Required action: Apply updates per vendor instructions.

Public proof-of-concept exploits

References

www.fireeye.com/blog/technical/cyber-exploits/2013/11/ms-windows-local-privileg… (Not Applicable, Broken Link)
www.exploit-db.com/exploits/37732/ (Exploit, VDB Entry, Third Party Advisory, exploit)
docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-002 (vendor-advisory, Patch, Vendor Advisory)
technet.microsoft.com/security/advisory/2914486 (Patch, Vendor Advisory)
134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)

Frequently asked questions

What is CVE-2013-5065?: CVE-2013-5065 is a high-severity vulnerability in Microsoft Windows 2003 Server. CVSS score: 7.8/10. Published 2013-11-28.
How severe is CVE-2013-5065?: High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2013-5065 known to be exploited?: Yes. CVE-2013-5065 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-03-03), indicating it is being actively exploited. 9 public proof-of-concept repositories are indexed.