CVE-2025-29971

Web Threat Defense (WTD.sys) Denial of Service Vulnerability

Published May 13, 2025 CVSS 3.1 · 7.5 High EPSS 68.1% KEV · Not listed
Description
Out-of-bounds read in Web Threat Defense (WTD.sys) allows an unauthorized attacker to deny service over a network.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-14466 Out-of-bounds read in Web Threat Defense (WTD.sys) allows an unauthorized attacker to deny service over a network.
History
Type Values Removed Values Added
First Time appeared Microsoft windows 11 22h2
Microsoft windows 11 23h2
Microsoft windows 11 24h2
CPEs cpe:2.3:o:microsoft:windows_11_22H2:*:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_11_23H2:*:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_11_23H2:*:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_11_24H2:*:*:*:*:*:*:arm64:*
Vendors & Products Microsoft windows 11 22h2
Microsoft windows 11 23h2
Microsoft windows 11 24h2
Type Values Removed Values Added
First Time appeared Microsoft
Microsoft windows 11 22h2
Microsoft windows 11 23h2
Microsoft windows 11 24h2
CPEs cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:x64:*
Vendors & Products Microsoft
Microsoft windows 11 22h2
Microsoft windows 11 23h2
Microsoft windows 11 24h2
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Out-of-bounds read in Web Threat Defense (WTD.sys) allows an unauthorized attacker to deny service over a network.
Title Web Threat Defense (WTD.sys) Denial of Service Vulnerability
Weaknesses CWE-125
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
microsoft
Published
Updated
Feb 13, 2026, 7:20 PM
Reserved
Mar 12, 2025, 5:54 PM
Status
Analyzed
Published
May 13, 2025, 5:15 PM
Modified
Jun 17, 2026, 9:06 AM