Is CVE-2023-28267 in the CISA KEV catalog?

No. CVE-2023-28267 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-28267?

CVE-2023-28267 has a CVSS v3 base score of 6.5 (MEDIUM).

What is the EPSS score for CVE-2023-28267?

CVE-2023-28267 has an EPSS score of 2.09% (79th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-28267?

Install KB5025234 for Windows 10. Fixes are available for 19 affected products.

CVE & CISA-KEV Catalog

CVE-2023-28267

MEDIUMEPSS 79th pctl

6.5

CVSS v3

NVD

Description

Remote Desktop Protocol Client Information Disclosure Vulnerability

CWE-126Buffer Over-read

How to fix

Remediation Available

Windows 10Windows

Install:KB5025234Microsoft

Windows 10 Version 1607Windows

Install:KB5025228Microsoft

Windows 10 Version 1809Windows

Install:KB5025229Microsoft

Windows 10 Version 20H2Windows

Install:KB5025221Microsoft

Windows 10 Version 21H2Windows

Install:KB5025221Microsoft

Windows 10 Version 22H2Windows

Install:KB5025221Microsoft

Windows 11 Version 22H2Windows

Install:KB5025239Microsoft

Windows 11 version 21H2Windows

Install:KB5025224Microsoft

Windows Server 2008 R2Windows

Install:KB5025279Microsoft

Install:KB5025277Microsoft

Windows Server 2012Windows

Install:KB5025272Microsoft

Install:KB5025287Microsoft

Windows Server 2012 (Server Core installation)Windows

Install:KB5025287Microsoft

Install:KB5025272Microsoft

Windows Server 2012 R2Windows

Install:KB5025285Microsoft

Install:KB5025288Microsoft

Windows Server 2012 R2 (Server Core installation)Windows

Install:KB5025285Microsoft

Install:KB5025288Microsoft

Windows Server 2016Windows

Install:KB5025228Microsoft

Windows Server 2016 (Server Core installation)Windows

Install:KB5025228Microsoft

Windows Server 2019Windows

Install:KB5025229Microsoft

Windows Server 2019 (Server Core installation)Windows

Install:KB5025229Microsoft

Windows Server 2022Windows

Install:KB5025230Microsoft

Windows Server 2022 (Server Core installation)Windows

Install:KB5025230Microsoft

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 ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

2.09%probability of exploitation in 30 days

79thpercentile

Elevated risk: more likely to be exploited than 79% of all known CVEs.

References

Patch1

msrc.microsoft.com

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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 2025-07-07.