TI-2018-00824 Aliases CVE-2018-0886 GHSA-hrh9-4g5w-7q9j

Improper authentication in Microsoft Windows

HIGH 71CWE-287Published 2018-03-14 · Updated 2024-09-17

Key facts

Attack vector: Local
Privileges required: None
User interaction: Required
Attack complexity: High
Impact type: Security bypass
Confidentiality · integrity · availability: High · High · High
Fix status: No fix listed

Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-287.

Summary

The Credential Security Support Provider protocol (CredSSP) in Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1 and RT 8.1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, 1703, and 1709 Windows Server 2016 and Windows Server, version 1709 allows a remote code execution vulnerability due to how CredSSP validates request during the authentication process, aka "CredSSP Remote Code Execution Vulnerability".

Why it matters now

EPSS 0.8197 99th percentileScored 2026-11-07

Public exploit Yes 3 exploit referencesTagged by NVD and the CNA

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Microsoft	Windows	Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1 and RT 8.1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, 1703, and 1709 Windows Server 2016 and Windows Server, version 1709	—	No fix listed	CNA

Windows VendorMicrosoft Affected Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1 and RT 8.1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, 1703, and 1709 Windows Server 2016 and Windows Server, version 1709 Fixed in — No fix listed CNA

CPE configurations NVD · 17

CPE	Versions	Role	Vendor
cpe:2.3:o:microsoft:windows_10:-:::::::*	not specified by NVD	Vulnerable	Microsoft
cpe:2.3:o:microsoft:windows_10:1511:::::::*	1511	Vulnerable	Microsoft
cpe:2.3:o:microsoft:windows_10:1607:::::::*	1607	Vulnerable	Microsoft
cpe:2.3:o:microsoft:windows_10:1703:::::::*	1703	Vulnerable	Microsoft
cpe:2.3:o:microsoft:windows_10:1709:::::::*	1709	Vulnerable	Microsoft
cpe:2.3:o:microsoft:windows_10:1803:::::::*	1803	Vulnerable	Microsoft
cpe:2.3:o:microsoft:windows_7:-:sp1::::::	not specified by NVD	Vulnerable	Microsoft
cpe:2.3:o:microsoft:windows_8.1:-:::::::*	not specified by NVD	Vulnerable	Microsoft
cpe:2.3:o:microsoft:windows_rt_8.1:-:::::::*	not specified by NVD	Vulnerable	Microsoft
cpe:2.3:o:microsoft:windows_server_2008:-:sp2::::::	not specified by NVD	Vulnerable	Microsoft

cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Microsoft
cpe:2.3:o:microsoft:windows_10:1511:*:*:*:*:*:*:* Versions 1511 Vulnerable ·Microsoft
cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:*:* Versions 1607 Vulnerable ·Microsoft
cpe:2.3:o:microsoft:windows_10:1703:*:*:*:*:*:*:* Versions 1703 Vulnerable ·Microsoft
cpe:2.3:o:microsoft:windows_10:1709:*:*:*:*:*:*:* Versions 1709 Vulnerable ·Microsoft
cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:*:* Versions 1803 Vulnerable ·Microsoft
cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Microsoft
cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Microsoft
cpe:2.3:o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Microsoft
cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Microsoft

Show 7 more CPE

CPE	Versions	Role	Vendor
cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:::::itanium:*	r2 sp1	Vulnerable	Microsoft
cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:::::x64:*	r2 sp1	Vulnerable	Microsoft
cpe:2.3:o:microsoft:windows_server_2012:-:::::::*	not specified by NVD	Vulnerable	Microsoft
cpe:2.3:o:microsoft:windows_server_2012:r2:::::::*	r2	Vulnerable	Microsoft
cpe:2.3:o:microsoft:windows_server_2016:-:::::::*	not specified by NVD	Vulnerable	Microsoft
cpe:2.3:o:microsoft:windows_server_2016:1709:::::::*	1709	Vulnerable	Microsoft
cpe:2.3:o:microsoft:windows_server_2016:1803:::::::*	1803	Vulnerable	Microsoft

cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:itanium:* Versions r2 sp1 Vulnerable ·Microsoft
cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:* Versions r2 sp1 Vulnerable ·Microsoft
cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Microsoft
cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:* Versions r2 Vulnerable ·Microsoft
cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Microsoft
cpe:2.3:o:microsoft:windows_server_2016:1709:*:*:*:*:*:*:* Versions 1709 Vulnerable ·Microsoft
cpe:2.3:o:microsoft:windows_server_2016:1803:*:*:*:*:*:*:* Versions 1803 Vulnerable ·Microsoft

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2018-0886
2026-10-03 Alias added: GHSA-hrh9-4g5w-7q9j

References

Exploit 3

Patch 1

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0886

Advisory 1

https://ics-cert.us-cert.gov/advisories/ICSA-18-198-03

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See all 2973 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences