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Windows Online Certificate Status Protocol (OCSP) SnapIn

CVE-2024-20662 — Windows Online Certificate Status Protocol (OCSP) Information Disclosure Vulnerability

Important CVSS 4.9 EPSS 0.01921 2024-01 archive

Executive Summary

None

Overview

4.9
CVSS MEDIUM
Important
MS Severity
Not Exploited
MS Exploit Status
Less Likely
MS Exploit Likelihood
Category Information Disclosure
Released Jan 9 2024
Last Updated Jan 9 2024
Publicly Disclosed No
CISA KEV Not Listed
Known Exploits None Known
EPSS Score 0.01921 — 0.77258 percentile
NVD CVSS 4.9 MEDIUM — matches MSRC

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
ATTACK VECTOR
Network
ATTACK COMPLEXITY
Low
PRIVILEGES REQUIRED
High
USER INTERACTION
None
SCOPE
Unchanged
CONFIDENTIALITY
High
INTEGRITY
None
AVAILABILITY
None
EXPLOIT CODE MATURITY
Unproven
REMEDIATION LEVEL
Official Fix
REPORT CONFIDENCE
Confirmed
Temporal Score: 4.3

EPSS Score

0.01921
probability of exploitation in the next 30 days
0.77258 percentile - updated 2026-06-21
View on FIRST.org

Affected Products

11 affected products
Product KB Article Severity Impact Restart Required
Windows Server 2008 for 32-bit Systems Service Pack 2 5034173 (Monthly Rollup) 5034176 (Security Only) Important Information Disclosure 5033422 Base: 4.9 Temporal: 4.3 Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C 6.0.6003.22464 Yes 5034173 5034176 Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation) 5034173 (Monthly Rollup) 5034176 (Security Only) Important Information Disclosure 5033422 Base: 4.9 Temporal: 4.3 Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C 6.0.6003.22464 Yes 5034173 5034176 Windows Server 2008 for x64-based Systems Service Pack 2 5034173 (Monthly Rollup) 5034176 (Security Only) Important Information Disclosure 5033422 Base: 4.9 Temporal: 4.3 Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C 6.0.6003.22464 Yes 5034173 5034176 Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation) 5034173 (Monthly Rollup) 5034176 (Security Only) Important Information Disclosure 5033422 Base: 4.9 Temporal: 4.3 Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C 6.0.6003.22464 Yes 5034173 5034176 Windows Server 2008 R2 for x64-based Systems Service Pack 1 5034169 (Monthly Rollup) 5034167 (Security Only) Important Information Disclosure 5033433 Base: 4.9 Temporal: 4.3 Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C 6.1.7601.26910 Yes 5034169 5034167 Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) 5034169 (Monthly Rollup) 5034167 (Security Only) Important Information Disclosure 5033433 Base: 4.9 Temporal: 4.3 Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C 6.1.7601.26910 Yes 5034169 5034167 Windows Server 2012 5034184 (Monthly Rollup) Important Information Disclosure Yes
Windows Server 2012 (Server Core installation) 5034184 (Monthly Rollup) Important Information Disclosure Yes
Windows Server 2012 R2 5034171 (Monthly Rollup) Important Information Disclosure Yes
Windows Server 2012 R2 (Server Core installation) 5034171 (Monthly Rollup) Important Information Disclosure Yes
Windows Server 2016 5034119 (Security Update) Important Information Disclosure Yes
Windows Server 2016 (Server Core installation) 5034119 (Security Update) Important Information Disclosure Yes
Windows Server 2019 5034127 (Security Update) Important Information Disclosure Yes
Windows Server 2019 (Server Core installation) 5034127 (Security Update) Important Information Disclosure Yes
Windows Server 2022 5034129 (Security Update) Important Information Disclosure Yes
Windows Server 2022 (Server Core installation) 5034129 (Security Update) Important Information Disclosure Yes
Windows Server 2022, 23H2 Edition (Server Core installation) 5034130 (Security Update) Important Information Disclosure Yes

Patches

6 patches
Article Type Restart
5034184 Monthly Rollup Yes
5034171 Monthly Rollup Yes
5034119 Security Update Yes
5034127 Security Update Yes
5034129 Security Update Yes
5034130 Security Update Yes

Known Exploits

Acknowledgments

k0shl

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