OS Command Injection in CODESYS V2 Runtime Toolkit - CVE-2021-30187

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Main Vulnerability Database Vulnerabilities #VU54333

OS Command Injection in CODESYS V2 Runtime Toolkit - CVE-2021-30187

Published: June 23, 2021


Vulnerability identifier: #VU54333
CSH Severity: Low
CVSS v4.0: 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/E:U/U:Clear
CVE-ID: CVE-2021-30187
CWE-ID: CWE-78
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: CODESYS
Affected software:
CODESYS V2 Runtime Toolkit

Detailed vulnerability description

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.


How to mitigate CVE-2021-30187

Install updates from vendor's website.

Sources