Memory corruption in Microsoft Windows and Windows Server - CVE-2017-8620
Published: August 8, 2017 / Updated: August 8, 2017
Vulnerability identifier: #VU7744
CSH Severity: High
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-2017-8620
CWE-ID: CWE-119
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 due to boundary error when processing messages in Windows Search service. A remote unauthenticated attacker can send a specially crafted message to the Windows Search service service, trigger memory corruption and execute arbitrary code on the target system. Additionally, in an enterprise scenario, a remote unauthenticated attacker could remotely trigger the vulnerability through an SMB connection and then take control of a target computer.
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-2017-8620
Install updates from vendor's website.