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CVE-2013-5065: Microsoft Windows Kernel Privilege Escalation Vulnerability

criticalknown exploitedpublic exploitCVE-2013-5065
Actively exploited. At least one CVE in this advisory is listed in the CISA Known Exploited Vulnerabilities catalog — exploitation has been observed in the wild. Treat remediation as urgent.
Microsoft Windows NDProxy.sys in the kernel contains an improper input validation vulnerability which can allow a local attacker to escalate privileges.

CSIRTS triage

vendor: Microsoftproduct: WindowsPrivilege escalation
What
An improper input validation vulnerability in NDProxy.sys allows local privilege escalation.
Who is affected
Local attackers on affected Microsoft Windows systems are at risk.
Urgency
Immediate action is required due to active exploitation and critical severity.
Action
Install the latest security updates for Microsoft Windows.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source
CISA Known Exploited Vulnerabilities (US · database · site)
Severity
critical
Published
2022-03-03
Exploitation
Observed in the wild (CISA KEV)

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2013-5065

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2013-5065coverage & exploitation statusNVD · CVE.org

Recent advisories for Microsoft Windows Kernel

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

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