CVE-2021-21868

CVSS 8.8 HIGHEPSS 1.6%CWE-502

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 8.8EPSS 1.6%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

18 Aug 2021Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

An unsafe deserialization vulnerability exists in the ObjectManager.plugin Project.get_MissingTypes() functionality of CODESYS GmbH CODESYS Development System 3.5.16 and 3.5.17. A specially crafted file can lead to arbitrary command execution. An attacker can provide a malicious file to trigger this vulnerability.

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

n/a · CODESYS

Want to know if your infrastructure is exposed to this?

Talk to TrueHacking →

References

https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=16805&token=ee583c498941d9fda86490bca98ff21928eec08a&download=https://talosintelligence.com/vulnerability_reports/TALOS-2021-1305