CVE-2017-0277

Name: CVE-2017-0277
Creator: NVD / NIST
Published: 2017-05-12T14:29:06.44+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 10.85%

Last modified Jun 17, 2026

CVE-2017-0277 is a vulnerability of currently unknown severity. The Microsoft Server Message Block 1.0 (SMBv1) server on 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 allows an attacker to execute remote code by the way it handles certain requests, aka "Windows SMB Remote Code Execution Vulnerability". This CVE ID is unique from CVE-2017-0272, CVE-2017-0278, and CVE-2017-0279.. EPSS estimates a 10.85% chance of exploitation in the next 30 days.

Description

The Microsoft Server Message Block 1.0 (SMBv1) server on 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 allows an attacker to execute remote code by the way it handles certain requests, aka "Windows SMB Remote Code Execution Vulnerability". This CVE ID is unique from CVE-2017-0272, CVE-2017-0278, and CVE-2017-0279.

Metrics

EPSS Probability

10.85%

95.3th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions	Update
Microsoft	Windows 10	All versions	—
Microsoft	Windows 10	1511	—
Microsoft	Windows 10	1607	—
Microsoft	Windows 10	1703	—
Microsoft	Windows 7	All versions	Sp1
Microsoft	Windows 8.1	All versions	—
Microsoft	Windows Rt 8.1	All versions	—
Microsoft	Windows Server 2008	All versions	Sp2
Microsoft	Windows Server 2008	r2	Sp1
Microsoft	Windows Server 2012	All versions	—
Microsoft	Windows Server 2012	r2	—
Microsoft	Windows Server 2016	All versions	—

References

http://www.securityfocus.com/bid/98270Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1038430
https://ics-cert.us-cert.gov/advisories/ICSMA-18-058-02
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0277Mitigation, Patch, Vendor Advisory
http://www.securityfocus.com/bid/98270Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1038430
https://ics-cert.us-cert.gov/advisories/ICSMA-18-058-02
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0277Mitigation, Patch, Vendor Advisory

Timeline

Published: May 12, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-0277?

How severe is CVE-2017-0277?

Severity scoring for CVE-2017-0277 is pending analysis. The EPSS model estimates a 10.85% probability of exploitation in the next 30 days.

How do I fix CVE-2017-0277?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-0277?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST