Microsoft Windows Server 2019

CVE-2024-20655

MEDIUM 6.6

At a glance

Source: NVD
EPSS: EPSS 1.41 % · percentile 73 (2026-11-01)
State: PUBLISHED
Published: 2024-01-09 17:57 UTC
Updated: 2025-06-17 20:59 UTC
Assigner: microsoft
NVD status: Modified

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Description

Microsoft Online Certificate Status Protocol (OCSP) Remote Code Execution Vulnerability

Weaknesses (CWE)

CWE-416 — Use After Free

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-20655

Scores

Version	Score	Vector	Scored by
CVSS 3.1	MEDIUM 6.6	CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C	microsoft
CVSS 3.1	MEDIUM 6.6	CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H	NVD · secure@microsoft.com (Secondary)

European references

ENISA EUVD · EUVD-2024-18370
GCVE · GCVE-0-2024-20655

CERT-FR advisories

CERTFR-2024-AVI-0021 — Multiples vulnérabilités dans Microsoft Windows · cert.ssi.gouv.fr

Affected configurations (NVD CPE)

cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x86:*
cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2022:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2022_23h2:-:*:*:*:*:*:*:*

Affected products

Product	Versions
Microsoft · Windows Server 2019	affected 10.0.17763.0 < 10.0.17763.5329
Microsoft · Windows Server 2019 (Server Core installation)	affected 10.0.17763.0 < 10.0.17763.5329
Microsoft · Windows Server 2022	affected 10.0.20348.0 < 10.0.20348.2227
Microsoft · Windows Server 2022, 23H2 Edition (Server Core installation)	affected 10.0.25398.0 < 10.0.25398.643
Microsoft · Windows Server 2016	affected 10.0.14393.0 < 10.0.14393.6614
Microsoft · Windows Server 2016 (Server Core installation)	affected 10.0.14393.0 < 10.0.14393.6614
Microsoft · Windows Server 2008 Service Pack 2	affected 6.0.6003.0 < 6.0.6003.22464
Microsoft · Windows Server 2008 Service Pack 2 (Server Core installation)	affected 6.0.6003.0 < 6.0.6003.22464
Microsoft · Windows Server 2008 Service Pack 2	affected 6.0.6003.0 < 6.0.6003.22464
Microsoft · Windows Server 2008 R2 Service Pack 1	affected 6.1.7601.0 < 6.1.7601.26910
Microsoft · Windows Server 2008 R2 Service Pack 1 (Server Core installation)	affected 6.1.7601.0 < 6.1.7601.26910
Microsoft · Windows Server 2012	affected 6.2.9200.0 < 6.2.9200.24664
Microsoft · Windows Server 2012 (Server Core installation)	affected 6.2.9200.0 < 6.2.9200.24664
Microsoft · Windows Server 2012 R2	affected 6.3.9600.0 < 6.3.9600.21765
Microsoft · Windows Server 2012 R2 (Server Core installation)	affected 6.3.9600.0 < 6.3.9600.21765

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)	Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD