CVE-2021-21865: High severity codesys development system vulnerability
A unsafe deserialization vulnerability exists in the PackageManagement.plugin ExtensionMethods.Clone() functionality of CODESYS GmbH CODESYS Development System 3.5.16. A specially crafted file can lead to arbitrary command execution. An attacker can provide a malicious file to trigger this vulnerability.
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of CVE-2021-21865?
The severity of CVE-2021-21865 is high with a severity value of 7.8.
How does CVE-2021-21865 affect CODESYS Development System?
CVE-2021-21865 affects CODESYS Development System versions 3.5.16 and 3.5.17.
What is the vulnerability description of CVE-2021-21865?
The vulnerability is an unsafe deserialization vulnerability in the PackageManagement.plugin ExtensionMethods.Clone() functionality of CODESYS Development System 3.5.16.
How can CVE-2021-21865 be exploited?
CVE-2021-21865 can be exploited by providing a malicious file that triggers arbitrary command execution.
Are there any references for CVE-2021-21865?
Yes, you can find more information about CVE-2021-21865 at the following references: [1] [2]