Cyber Resilience

CVE-2025-50166

Medium

Published: 12 August 2025

Published
12 August 2025
Modified
14 August 2025
KEV Added
—
Patch
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CVSS Score v3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS Score 0.0420 89.0th percentile
Risk Priority 16 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-50166 is a medium-severity Integer Overflow or Wraparound (CWE-190) vulnerability in Microsoft Windows Server 2008. Its CVSS base score is 6.5 (Medium).

Operationally, ranked in the top 11.0% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Integer overflow or wraparound in Windows Distributed Transaction Coordinator allows an authorized attacker to disclose information over a network.

CWE(s)
CWE-190

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

microsoft
windows 10 1507
≤ 10.0.10240.21100 · ≤ 10.0.10240.21100
microsoft
windows 10 1607
≤ 10.0.14393.8330 · ≤ 10.0.14393.8330
microsoft
windows 10 1809
≤ 10.0.17763.7678 · ≤ 10.0.17763.7678
microsoft
windows 10 21h2
≤ 10.0.19044.6216
microsoft
windows 10 22h2
≤ 10.0.19045.6216
microsoft
windows 11 22h2
≤ 10.0.22621.5768
microsoft
windows 11 23h2
≤ 10.0.22631.5768
microsoft
windows 11 24h2
≤ 10.0.26100.4851
microsoft
windows server 2008
all versions, r2
microsoft
windows server 2012
all versions, r2
+5 more product configuration(s) — see NVD for full list

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References