CVE-2021-21864

State: Published
Severity: 7.8 High
Published: Aug 2, 2021
Updated: Aug 3, 2024
Reserved: Jan 4, 2021

Description

A unsafe deserialization vulnerability exists in the ComponentModel ComponentManager.StartupCultureSettings 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.

Scores

CVSS	Score	Vector	Source
3.0	7.8 High	CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H	talos

Weaknesses

CWE-502 Deserialization of Untrusted Data

Affected Products

Product	Versions
CODESYSn/a	CODESYS GmbH CODESYS Development System 3.5.16, CODESYS GmbH CODESYS Development System 3.5.17Affected

References

https://talosintelligence.com/vulnerability_reports/TALOS-2021-1301
https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=16805&token=ee583c498941d9fda86490bca98ff21928eec08a&download=

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