Stack-based buffer overflow in InTouch Edge HMI and AVEVA Edge - CVE-2018-17916

 

Stack-based buffer overflow in InTouch Edge HMI and AVEVA Edge - CVE-2018-17916

Published: November 1, 2018 / Updated: November 2, 2018


Vulnerability identifier: #VU15700
CSH Severity: High
CVSS v4.0: 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-2018-17916
CWE-ID: CWE-121
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: AVEVA Software, LLC.
Affected software:
InTouch Edge HMI
AVEVA Edge

Detailed vulnerability description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to stack-based buffer overflow vulnerability during tag, alarm, or event related actions such as read and write. A remote unauthenticated attacker can send a carefully crafted packet to invoke an arbitrary process and execute arbitrary code with elevated privileges.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


How to mitigate CVE-2018-17916

Update InduSoft Web Studio version 8.1 SP2.
Update InTouch Edge HMI to version 2017 SP2.

Sources