Improper input validation in Microsoft Windows and Windows Server - CVE-2017-11779
Published: October 10, 2017 / Updated: October 10, 2017
Vulnerability identifier: #VU8779
CSH Severity: Low
CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2017-11779
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists in Windows Domain Name System (DNS) DNSAPI.dll when it fails to properly handle DNS responses. A remote attacker can corrupted DNS responses to DNS server and execute arbitrary code in the context of the Local System Account.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
The vulnerability exists in Windows Domain Name System (DNS) DNSAPI.dll when it fails to properly handle DNS responses. A remote attacker can corrupted DNS responses to DNS server and execute arbitrary code in the context of the Local System Account.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
Microsoft Windows
Windows Server
Windows Server
How to mitigate CVE-2017-11779
Install updates from vendor's website.