TI-2017-00255 Aliases CVE-2017-0280 GHSA-m852-pj36-5xhg

Improper input validation in Microsoft Server Block Message 1.0

LOW 36CWE-20Published 2017-05-12 · Updated 2024-08-05

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: High
Impact type: —
Confidentiality · integrity · availability: None · None · High
Fix status: No fix listed

Attack profile from CVSS 3.0 · NVD. Fix status from CNA.

Summary

The Microsoft Server Message Block 1.0 (SMBv1) allows denial of service when an attacker sends specially crafted requests to the server, aka "Windows SMB Denial of Service Vulnerability". This CVE ID is unique from CVE-2017-0269 and CVE-2017-0273.

Why it matters now

EPSS 0.07169 94th percentileScored 2026-11-07

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	Server Block Message 1.0	Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016.	—	No fix listed	CNA

Server Block Message 1.0 VendorMicrosoft Affected Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016. Fixed in — No fix listed CNA

CPE configurations NVD · 12

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_7::sp1::::::*	all versions	Vulnerable	Microsoft
cpe:2.3:o:microsoft:windows_8.1::::::::	all versions	Vulnerable	Microsoft
cpe:2.3:o:microsoft:windows_rt_8.1::::::::	all versions	Vulnerable	Microsoft
cpe:2.3:o:microsoft:windows_server_2008::sp2::::::*	all versions	Vulnerable	Microsoft
cpe:2.3:o:microsoft:windows_server_2008:r2:sp1::::::	r2 sp1	Vulnerable	Microsoft
cpe:2.3:o:microsoft:windows_server_2012:-:::::::*	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_7:*:sp1:*:*:*:*:*:* Versions all versions Vulnerable ·Microsoft
cpe:2.3:o:microsoft:windows_8.1:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Microsoft
cpe:2.3:o:microsoft:windows_rt_8.1:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Microsoft
cpe:2.3:o:microsoft:windows_server_2008:*:sp2:*:*:*:*:*:* Versions all versions Vulnerable ·Microsoft
cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:*:* Versions r2 sp1 Vulnerable ·Microsoft
cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Microsoft

Show 2 more CPE

CPE	Versions	Role	Vendor
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_2012:r2:*:*:*:*:*:*:* Versions r2 Vulnerable ·Microsoft
cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Microsoft

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2017-0280
2026-10-03 Alias added: GHSA-m852-pj36-5xhg

References

Patch 1

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0280

Other 1

https://ics-cert.us-cert.gov/advisories/ICSMA-18-058-02

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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