CVE-2025-47987: Credential Security Support Provider Protocol (CredSSP) Elevation of Privilege Vulnerability

Published Jul 8, 2025
·
Updated

Credential Security Support Provider Protocol (CredSSP) Elevation of Privilege Vulnerability

Other sources

Heap-based buffer overflow in Windows Cred SSProvider Protocol allows an authorized attacker to elevate privileges locally.

Microsoft

Affected Software

58 affected componentsFixes available
Microsoft Windows Server 2012
Microsoft Windows Server 2008 R2
Microsoft Windows Server 2012
Microsoft Windows Server 2012 R2
Microsoft Windows Server 2008
Microsoft Windows Server 2008 R2
Microsoft Windows Server 2008
Microsoft Windows Server 2008
Microsoft Windows Server 2008
Microsoft Windows 10=1607
Microsoft Windows Server 2012 R2
Microsoft Windows 10
Microsoft Windows Server 2016
Microsoft Windows 10=1607
Microsoft Windows 10
Microsoft Windows 11=24H2
Microsoft Windows Server 2022, 23H2 Edition
Microsoft Windows Server 2025
Microsoft Windows Server 2016
Microsoft Windows 11=24H2
Microsoft Windows 11=23H2
Microsoft Windows Server 2025
Microsoft Windows 10=22H2
Microsoft Windows 11=23H2
Microsoft Windows 10=22H2
Microsoft Windows 10=22H2
Microsoft Windows 10=21H2
Microsoft Windows Server 2022
Microsoft Windows 11=22H2
Microsoft Windows 11=22H2
Microsoft Windows 10=21H2
Microsoft Windows 10=21H2
Microsoft Windows Server 2022
Microsoft Windows Server 2019
Microsoft Windows Server 2019
Microsoft Windows 10=1809
Microsoft Windows 10=1809
Microsoft Windows 10 1507<10.0.10240.21073
Microsoft Windows 10 1507<10.0.10240.21073
Microsoft Windows 10 1607<10.0.14393.8246
Microsoft Windows 10 1607<10.0.14393.8246
Microsoft Windows 10 1809<10.0.17763.7558
Microsoft Windows 10 1809<10.0.17763.7558
Microsoft Windows 10 21h2<10.0.19044.6093
Microsoft Windows 10 22h2<10.0.19045.6093
Microsoft Windows 11 22h2<10.0.22621.5624
Microsoft Windows 11 23h2<10.0.22631.5624
Microsoft Windows 11 24h2<10.0.26100.4652
Microsoft Windows Server 2008=sp2
Microsoft Windows Server 2008=sp2
Microsoft Windows Server 2008=r2-sp1
Microsoft Windows Server 2012
Microsoft Windows Server 2012=r2
Microsoft Windows Server 2016<10.0.14393.8246
Microsoft Windows Server 2019<10.0.17763.7558
Microsoft Windows Server 2022<10.0.20348.3932
Microsoft Windows Server 2022 23h2<10.0.25398.1732
Microsoft Windows Server 2025<10.0.26100.4652

Event History

Jul 8, 2025
CVE Published
via Microsoft·07:00 AM
Data Sourced
via Microsoft·07:00 AM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·07:00 AM
Affected Software
Updated
via Microsoft·07:00 AM
Description
CVE Published
via MITRE·04:57 PM
Data Sourced
via MITRE·04:57 PM
DescriptionSeverity
Data Sourced
via NVD·05:15 PM
DescriptionSeverityWeaknessAffected Software
Apr 30, 2026
Exploit Published
via ExploitDB·12:00 AM
Known Exploited
12:42 PM
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Frequently Asked Questions

1

What is the severity of CVE-2025-47987?

CVE-2025-47987 has been categorized as a critical vulnerability due to its potential for privilege escalation.

2

How do I fix CVE-2025-47987?

To remediate CVE-2025-47987, users should apply the latest security patches provided by Microsoft for the affected products.

3

Which Microsoft products are affected by CVE-2025-47987?

CVE-2025-47987 affects various Microsoft products including Windows Server 2012, 2016, 2019, and specific versions of Windows 10 and Windows 11.

4

Can CVE-2025-47987 be exploited remotely?

No, CVE-2025-47987 requires local access to exploit the heap-based buffer overflow.

5

What type of vulnerability is CVE-2025-47987?

CVE-2025-47987 is classified as a heap-based buffer overflow vulnerability under the Credential Security Support Provider Protocol.

Contact

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