CVE-2017-11781 — HIGH (7.5)

Vulnerability Description

The Microsoft Server Block Message (SMB) 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 a denial of service vulnerability when an attacker sends specially crafted requests to the server, aka "Windows SMB Denial of Service Vulnerability".

CVSS Score

7.5

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Microsoft	Windows 10	-
Microsoft	Windows 7	All versions
Microsoft	Windows 8.1	All versions
Microsoft	Windows Rt 8.1	All versions
Microsoft	Windows Server 2008	All versions
Microsoft	Windows Server 2012	-
Microsoft	Windows Server 2016	All versions

Related Weaknesses (CWE)

CWE-20

References

http://www.securityfocus.com/bid/101140Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1039528Third Party AdvisoryVDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-1178PatchVendor Advisory
http://www.securityfocus.com/bid/101140Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1039528Third Party AdvisoryVDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-1178PatchVendor Advisory

FAQ

What is CVE-2017-11781?

CVE-2017-11781 is a vulnerability with a CVSS score of 7.5 (HIGH). The Microsoft Server Block Message (SMB) 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 ...

How severe is CVE-2017-11781?

CVE-2017-11781 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2017-11781?

Check the references section above for vendor advisories and patch information. Affected products include: Microsoft Windows 10, Microsoft Windows 7, Microsoft Windows 8.1, Microsoft Windows Rt 8.1, Microsoft Windows Server 2008.