Is CVE-2024-20655 in the CISA KEV catalog?

No. CVE-2024-20655 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-20655?

CVE-2024-20655 has a CVSS v3 base score of 6.6 (MEDIUM).

What is the EPSS score for CVE-2024-20655?

CVE-2024-20655 has an EPSS score of 1.41% (69th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-20655?

Install KB5034176 for Windows Server 2008. Fixes are available for 13 affected products.

CVE & CISA-KEV Catalog

CVE-2024-20655

MEDIUM

6.6

CVSS v3

NVD

Description

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

CWE-416Use After Free

How to fix

Remediation Available

Windows Server 2008Windows

Install:KB5034176Microsoft

Install:KB5034173Microsoft

Windows Server 2008 R2Windows

Install:KB5034169Microsoft

Install:KB5034167Microsoft

Windows Server 2012Windows

Install:KB5034184Microsoft

Windows Server 2012 (Server Core installation)Windows

Install:KB5034184Microsoft

Windows Server 2012 R2Windows

Install:KB5034171Microsoft

Windows Server 2012 R2 (Server Core installation)Windows

Install:KB5034171Microsoft

Windows Server 2016Windows

Install:KB5034119Microsoft

Windows Server 2016 (Server Core installation)Windows

Install:KB5034119Microsoft

Windows Server 2019Windows

Install:KB5034127Microsoft

Windows Server 2019 (Server Core installation)Windows

Install:KB5034127Microsoft

Windows Server 2022Windows

Install:KB5034129Microsoft

Windows Server 2022 (Server Core installation)Windows

Install:KB5034129Microsoft

Windows Server 2022, 23H2 Edition (Server Core installation)Windows

Install:KB5034130Microsoft

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityHigh

Privileges RequiredHigh

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

1.41%probability of exploitation in 30 days

69thpercentile

Moderate risk: more likely to be exploited than 69% of all known CVEs.

References

Patch1

msrc.microsoft.com

Related Vulnerabilities

Other CWE-416 (Use After Free) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2019-0708	Critical	9.8	100%	KEV + Ransom	-
CVE-2021-31166	Critical	9.8	100%	KEV	Fix
CVE-2015-5119	Critical	9.8	99%	KEV	-
CVE-2010-3962	High	8.1	97%	KEV	-
CVE-2015-0313	Critical	9.8	96%	KEV	Fix
CVE-2017-9798	High	7.5	95%	-	Fix

Embed a live status badge for CVE-2024-20655

Markdown

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HTML

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.