THREATPORT/VULNERABILITY/CVE-2025-33071
HIGH SEVERITY

CVE-2025-33071

Windows Server 2012 vulnerability

CVSS
8.1
EPSS
17.0%
EPSS pct
97th
Exploited
No known
Use after free in Windows KDC Proxy Service (KPSSVC) allows an unauthorized attacker to execute code over a network.
Affected vendor
Microsoft
Affected product
Windows Server 2012
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness type (CWE)
Published
2025-06-10

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, high attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to confidentiality, high impact to integrity, high impact to availability.

Its EPSS score of 17.0% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 97% of all scored CVEs.

Check your external exposure to CVE-2025-33071

  • Confirm whether Microsoft Windows Server 2012 is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2025-33071.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2025-33071

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2025-33071 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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Are you exposed to CVE-2025-33071?

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