What’s Vulnerable › Vulnerabilities

CVE-2017-0269

• Severity: medium (CVSS 5.9 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 6.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2017-05-12 · updated 2026-06-17
• Weakness: CWE-20

Description

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-2017-0273 and CVE-2017-0280.

Affected products

• Microsoft Windows 10 Version 1607: 1511, 1607, 1703
• Microsoft Windows 7: all versions
• Microsoft Windows 8.1: all versions
• Microsoft Windows Server 2008: r2-sp1
• Microsoft Windows Server 2012: r2
• Microsoft Windows Server 2016: all versions
• Microsoft Corporation 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.

References

• http://www.securityfocus.com/bid/98263
• http://www.securitytracker.com/id/1038433
• https://ics-cert.us-cert.gov/advisories/ICSMA-18-058-02
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0269
• http://www.securityfocus.com/bid/98263
• http://www.securitytracker.com/id/1038433
• https://ics-cert.us-cert.gov/advisories/ICSMA-18-058-02
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0269

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