OS Command Injection in CODESYS V2 Runtime Toolkit - CVE-2021-30187
Published: June 23, 2021
Vulnerability identifier: #VU54333
CSH Severity: Low
CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-30187
CWE-ID: CWE-78
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to execute arbitrary shell commands on the target system.
The vulnerability exists due to improper input validation. A local user can pass specially crafted data to the application and execute arbitrary OS commands on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
CODESYS V2 Runtime Toolkit
How to mitigate CVE-2021-30187
Install updates from vendor's website.
CODESYS V2 Runtime Toolkit - update to 2.4.7.55