Important CVSS 5.5 EPSS 0.00446 2025-07 archive

Executive Summary

Out-of-bounds read in Windows TDX.sys allows an authorized attacker to disclose information locally.

Overview

5.5
CVSS MEDIUM
Important
MS Severity
Not Exploited
MS Exploit Status
Less Likely
MS Exploit Likelihood
Category Information Disclosure
Released Jul 8 2025
Last Updated Jul 8 2025
Publicly Disclosed No
CISA KEV Not Listed
Known Exploits None Known
EPSS Score 0.00446 — 0.35403 percentile
NVD CVSS 5.5 MEDIUM — matches MSRC

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
ATTACK VECTOR
Local
ATTACK COMPLEXITY
Low
PRIVILEGES REQUIRED
Low
USER INTERACTION
None
SCOPE
Unchanged
CONFIDENTIALITY
High
INTEGRITY
None
AVAILABILITY
None
EXPLOIT CODE MATURITY
Unproven
REMEDIATION LEVEL
Official Fix
REPORT CONFIDENCE
Confirmed
Temporal Score: 4.8

EPSS Score

0.00446
probability of exploitation in the next 30 days
0.35403 percentile - updated 2026-06-21
View on FIRST.org

Affected Products

31 affected products
Product KB Article Severity Impact Restart Required
Windows 10 for 32-bit Systems 5062561 (Security Update) Important Information Disclosure Yes
Windows 10 for x64-based Systems 5062561 (Security Update) Important Information Disclosure Yes
Windows 10 Version 1607 for 32-bit Systems 5062560 (Security Update) Important Information Disclosure Yes
Windows 10 Version 1607 for x64-based Systems 5062560 (Security Update) Important Information Disclosure Yes
Windows 10 Version 1809 for 32-bit Systems 5062557 (Security Update) Important Information Disclosure Yes
Windows 10 Version 1809 for x64-based Systems 5062557 (Security Update) Important Information Disclosure Yes
Windows 10 Version 21H2 for 32-bit Systems 5062554 (Security Update) Important Information Disclosure Yes
Windows 10 Version 21H2 for ARM64-based Systems 5062554 (Security Update) Important Information Disclosure Yes
Windows 10 Version 21H2 for x64-based Systems 5062554 (Security Update) Important Information Disclosure Yes
Windows 10 Version 22H2 for 32-bit Systems 5062554 (Security Update) Important Information Disclosure Yes
Windows 10 Version 22H2 for ARM64-based Systems 5062554 (Security Update) Important Information Disclosure Yes
Windows 10 Version 22H2 for x64-based Systems 5062554 (Security Update) Important Information Disclosure Yes
Windows 11 Version 22H2 for ARM64-based Systems 5062552 (Security Update) Important Information Disclosure Yes
Windows 11 Version 22H2 for x64-based Systems 5062552 (Security Update) Important Information Disclosure Yes
Windows 11 Version 23H2 for ARM64-based Systems 5062552 (Security Update) Important Information Disclosure Yes
Windows 11 Version 23H2 for x64-based Systems 5062552 (Security Update) Important Information Disclosure Yes
Windows 11 Version 24H2 for ARM64-based Systems 5062553 (Security Update) Important Information Disclosure Yes
Windows 11 Version 24H2 for x64-based Systems 5062553 (Security Update) Important Information Disclosure Yes
Windows Server 2008 for 32-bit Systems Service Pack 2 5062624 (Monthly Rollup) 5062618 (Security Only) Important Information Disclosure 5061026 Base: 5.5 Temporal: 4.8 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C 6.0.6003.23418 Yes None Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation) 5062624 (Monthly Rollup) 5062618 (Security Only) Important Information Disclosure 5061026 Base: 5.5 Temporal: 4.8 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C 6.0.6003.23418 Yes None Windows Server 2008 for x64-based Systems Service Pack 2 5062624 (Monthly Rollup) 5062618 (Security Only) Important Information Disclosure 5061026 Base: 5.5 Temporal: 4.8 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C 6.0.6003.23418 Yes None Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation) 5062624 (Monthly Rollup) 5062618 (Security Only) Important Information Disclosure 5061026 Base: 5.5 Temporal: 4.8 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C 6.0.6003.23418 Yes None Windows Server 2008 R2 for x64-based Systems Service Pack 1 5062632 (Monthly Rollup) 5062619 (Security Only) Important Information Disclosure 5061078 Base: 5.5 Temporal: 4.8 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C 6.1.7601.27820 Yes None Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) 5062632 (Monthly Rollup) 5062619 (Security Only) Important Information Disclosure 5061078 Base: 5.5 Temporal: 4.8 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C 6.1.7601.27820 Yes None Windows Server 2012 5062592 (Monthly Rollup) Important Information Disclosure Yes
Windows Server 2012 (Server Core installation) 5062592 (Monthly Rollup) Important Information Disclosure Yes
Windows Server 2012 R2 5062597 (Monthly Rollup) Important Information Disclosure Yes
Windows Server 2012 R2 (Server Core installation) 5062597 (Monthly Rollup) Important Information Disclosure Yes
Windows Server 2016 5062560 (Security Update) Important Information Disclosure Yes
Windows Server 2016 (Server Core installation) 5062560 (Security Update) Important Information Disclosure Yes
Windows Server 2019 5062557 (Security Update) Important Information Disclosure Yes
Windows Server 2019 (Server Core installation) 5062557 (Security Update) Important Information Disclosure Yes
Windows Server 2022 5062572 (Security Update) Important Information Disclosure Yes
Windows Server 2022 (Server Core installation) 5062572 (Security Update) Important Information Disclosure Yes
Windows Server 2022, 23H2 Edition (Server Core installation) 5062570 (Security Update) Important Information Disclosure Yes
Windows Server 2025 5062553 (Security Update) Important Information Disclosure Yes
Windows Server 2025 (Server Core installation) 5062553 (Security Update) Important Information Disclosure Yes

Patches

10 patches
Article Type Restart
5062561 Security Update Yes
5062560 Security Update Yes
5062557 Security Update Yes
5062554 Security Update Yes
5062552 Security Update Yes
5062553 Security Update Yes
5062592 Monthly Rollup Yes
5062597 Monthly Rollup Yes
5062572 Security Update Yes
5062570 Security Update Yes

Known Exploits

Acknowledgments