#VU11894 Stack-based buffer overflow in InTouch Edge HMI and AVEVA Edge - CVE-2018-8840
Published: April 17, 2018 / Updated: April 18, 2018
Vulnerability identifier: #VU11894
Vulnerability risk: High
CVSSv4.0: 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/E:U/U:Amber
CVE-ID: CVE-2018-8840
CWE-ID: CWE-121
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
InTouch Edge HMI
AVEVA Edge
InTouch Edge HMI
AVEVA Edge
Software vendor:
AVEVA Software, LLC.
AVEVA Software, LLC.
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to stack-based buffer overflow. A remote unauthenticated attacker can send a carefully crafted packet during a tag, alarm, or event related action such as read and write, trigger memory corruption and execute arbitrary code with elevated privileges.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Update to version 8.1 SP1.