OnlyFm252
Windows Point-to-Point Tunneling Protocol

CVE-2022-23253 — Windows Point-to-Point Tunneling Protocol Denial of Service Vulnerability

Important CVSS 6.5 EPSS 0.56376 2022-03 archive

Executive Summary

None

Overview

6.5
CVSS MEDIUM
Important
MS Severity
Not Exploited
MS Exploit Status
More Likely
MS Exploit Likelihood
Category Denial of Service
Released Mar 8 2022
Last Updated Mar 8 2022
Publicly Disclosed No
CISA KEV Not Listed
Known Exploits None Known
EPSS Score 0.56376 — 0.98928 percentile
NVD CVSS 6.5 MEDIUM — matches MSRC

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C
ATTACK VECTOR
Network
ATTACK COMPLEXITY
Low
PRIVILEGES REQUIRED
Low
USER INTERACTION
None
SCOPE
Unchanged
CONFIDENTIALITY
None
INTEGRITY
None
AVAILABILITY
High
EXPLOIT CODE MATURITY
Unproven
REMEDIATION LEVEL
Official Fix
REPORT CONFIDENCE
Confirmed
Temporal Score: 5.7

EPSS Score

0.56376
probability of exploitation in the next 30 days
0.98928 percentile - updated 2026-06-21
View on FIRST.org

Affected Products

27 affected products
Product KB Article Severity Impact Restart Required
Windows 10 for 32-bit Systems 5011491 (Security Update) Important Denial of Service Yes
Windows 10 for x64-based Systems 5011491 (Security Update) Important Denial of Service Yes
Windows 10 Version 1607 for 32-bit Systems 5011495 (Security Update) Important Denial of Service Yes
Windows 10 Version 1607 for x64-based Systems 5011495 (Security Update) Important Denial of Service Yes
Windows 10 Version 1809 for 32-bit Systems 5011503 (Security Update) Important Denial of Service Yes
Windows 10 Version 1809 for ARM64-based Systems 5011503 (Security Update) Important Denial of Service Yes
Windows 10 Version 1809 for x64-based Systems 5011503 (Security Update) Important Denial of Service Yes
Windows 10 Version 1909 for 32-bit Systems 5011485 (Security Update) Important Denial of Service Yes
Windows 10 Version 1909 for ARM64-based Systems 5011485 (Security Update) Important Denial of Service Yes
Windows 10 Version 1909 for x64-based Systems 5011485 (Security Update) Important Denial of Service Yes
Windows 10 Version 20H2 for 32-bit Systems 5011487 (Security Update) Important Denial of Service Yes
Windows 10 Version 20H2 for ARM64-based Systems 5011487 (Security Update) Important Denial of Service Yes
Windows 10 Version 20H2 for x64-based Systems 5011487 (Security Update) Important Denial of Service Yes
Windows 10 Version 21H1 for 32-bit Systems 5011487 (Security Update) Important Denial of Service Yes
Windows 10 Version 21H1 for ARM64-based Systems 5011487 (Security Update) Important Denial of Service Yes
Windows 10 Version 21H1 for x64-based Systems 5011487 (Security Update) Important Denial of Service Yes
Windows 10 Version 21H2 for 32-bit Systems 5011487 (Security Update) Important Denial of Service Yes
Windows 10 Version 21H2 for ARM64-based Systems 5011487 (Security Update) Important Denial of Service Yes
Windows 10 Version 21H2 for x64-based Systems 5011487 (Security Update) Important Denial of Service Yes
Windows 11 version 21H2 for ARM64-based Systems 5011493 (Security Update) Important Denial of Service Yes
Windows 11 version 21H2 for x64-based Systems 5011493 (Security Update) Important Denial of Service Yes
Windows 7 for 32-bit Systems Service Pack 1 5011552 (Monthly Rollup) 5011529 (Security Only) Important Denial of Service 5010404 Base: 6.5 Temporal: 5.7 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C 6.1.7601.25898 Yes 5011552 5011529 Windows 7 for x64-based Systems Service Pack 1 5011552 (Monthly Rollup) 5011529 (Security Only) Important Denial of Service 5010404 Base: 6.5 Temporal: 5.7 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C 6.1.7601.25898 Yes 5011552 5011529 Windows 8.1 for 32-bit systems 5011564 (Monthly Rollup) 5011560 (Security Only) Important Denial of Service 5010419 Base: 6.5 Temporal: 5.7 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C 6.3.9600.20303 Yes 5011564 5011560 Windows 8.1 for x64-based systems 5011564 (Monthly Rollup) 5011560 (Security Only) Important Denial of Service 5010419 Base: 6.5 Temporal: 5.7 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C 6.3.9600.20303 Yes 5011564 5011560 Windows RT 8.1 5011564 (Monthly Rollup) Important Denial of Service Yes
Windows Server 2008 R2 for x64-based Systems Service Pack 1 5011552 (Monthly Rollup) 5011529 (Security Only) Important Denial of Service 5010404 Base: 6.5 Temporal: 5.7 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C 6.1.7601.25898 Yes 5011552 5011529 Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) 5011552 (Monthly Rollup) 5011529 (Security Only) Important Denial of Service 5010404 Base: 6.5 Temporal: 5.7 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C 6.1.7601.25898 Yes 5011552 5011529 Windows Server 2012 5011535 (Monthly Rollup) 5011527 (Security Only) Important Denial of Service 5010392 Base: 6.5 Temporal: 5.7 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C 6.2.9200.23645 6.2.9200.23639 Yes 5011535 5011527 Windows Server 2012 (Server Core installation) 5011535 (Monthly Rollup) 5011527 (Security Only) Important Denial of Service 5010392 Base: 6.5 Temporal: 5.7 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C 6.2.9200.23645 6.2.9200.23639 Yes 5011535 5011527 Windows Server 2012 R2 5011564 (Monthly Rollup) 5011560 (Security Only) Important Denial of Service 5010419 Base: 6.5 Temporal: 5.7 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C 6.3.9600.20303 Yes 5011564 5011560 Windows Server 2012 R2 (Server Core installation) 5011564 (Monthly Rollup) 5011560 (Security Only) Important Denial of Service 5010419 Base: 6.5 Temporal: 5.7 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C 6.3.9600.20303 Yes 5011564 5011560 Windows Server 2016 5011495 (Security Update) Important Denial of Service Yes
Windows Server 2016 (Server Core installation) 5011495 (Security Update) Important Denial of Service Yes
Windows Server 2019 5011503 (Security Update) Important Denial of Service Yes
Windows Server 2019 (Server Core installation) 5011503 (Security Update) Important Denial of Service Yes
Windows Server 2022 5011497 (Security Update) 5011580 (Security Hotpatch Update) Important Denial of Service 5010354 Base: 6.5 Temporal: 5.7 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C 10.0.20348.587 10.0.20348.580 Yes 5011497 Windows Server 2022 (Server Core installation) 5011497 (Security Update) 5011580 (Security Hotpatch Update) Important Denial of Service 5010354 Base: 6.5 Temporal: 5.7 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C 10.0.20348.587 10.0.20348.580 Yes 5011497 Windows Server, version 20H2 (Server Core Installation) 5011487 (Security Update) Important Denial of Service Yes

Patches

7 patches
Article Type Restart
5011491 Security Update Yes
5011495 Security Update Yes
5011503 Security Update Yes
5011485 Security Update Yes
5011487 Security Update Yes
5011493 Security Update Yes
5011564 Monthly Rollup Yes

Known Exploits

Acknowledgments

Alex Nichols

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