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CVE-2013-5065

Microsoft Windows Kernel Privilege Escalation

7.8 HIGHActively exploited (CISA KEV)Public exploitEPSS 34.7%
  1. Published27 Nov 2013
  2. Added to CISA KEV3 Mar 2022
  3. Remediation due24 Mar 2022
Actively exploited (CISA KEV)

Microsoft Windows NDProxy.sys in the kernel contains an improper input validation vulnerability which can allow a local attacker to escalate privileges.

Added to KEV: 3 Mar 2022Federal remediation due: 24 Mar 2022

Description

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.

CVSS 3.1 breakdown

Attack vectorLocal
Attack complexityLow
Privileges requiredNone
User interactionRequired
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

Microsoft Windows 2003 Serverall versions
Microsoft Windows Xpall versions

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

Frequently asked

Is CVE-2013-5065 being actively exploited?

Yes. CVE-2013-5065 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added 3 Mar 2022.

How severe is CVE-2013-5065?

CVE-2013-5065 has a CVSS 3.1 base score of 7.8, rated high. EPSS estimates a 34.7% probability of exploitation.

Which products are affected by CVE-2013-5065?

Affected products include Microsoft Windows 2003 Server, Microsoft Windows Xp.

How do I fix CVE-2013-5065?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2013-5065 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. Because it is on the CISA KEV list, Secuno flags any affected asset as top-priority automatically. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.