Improper input validation in Microsoft Windows and Windows Server - CVE-2017-11781
Published: October 10, 2017 / Updated: October 10, 2017
Vulnerability identifier: #VU8774
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2017-11781
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The vulnerability exists due to input validation error in the Microsoft Server Message Block 1.0 (SMBv1) server handles certain requests. A remote attacker can send a specially crafted packet to a targeted SMBv1 server and cause the affected system to crash
Successful exploitation of this vulnerability results in denial of service.
The vulnerability exists due to input validation error in the Microsoft Server Message Block 1.0 (SMBv1) server handles certain requests. A remote attacker can send a specially crafted packet to a targeted SMBv1 server and cause the affected system to crash
Successful exploitation of this vulnerability results in denial of service.
Affected software
Microsoft Windows
Windows Server
Windows Server
How to mitigate CVE-2017-11781
Install updates from vendor's website.