Execution with unnecessary privileges in ABB products - CVE-2021-22284
Published: March 16, 2022
Vulnerability identifier: #VU61403
CSH Severity: Low
CVSS v4: 7 [CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-22284
CWE-ID: CWE-250
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code.
The vulnerability exists due to application binary has a setuid bit. A remote user on the local network can run the affected binary and execute arbitrary code on the system.
Affected software
800xA Control Software for AC 800M
Compact Product Suite - Control and I/O
Control Builder Safe
OPC Server for AC 800M
Compact Product Suite - Control and I/O
Control Builder Safe
OPC Server for AC 800M
How to mitigate CVE-2021-22284
Install updates from vendor's website.
OPC Server for AC 800M - addressed in versions 6.0.0-4, 6.1.0-0