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CVE-2021-21864

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CVE-2021-21864

Published: Aug 2, 2021

Modified: Aug 3, 2024

PUBLISHED

CVSS v3.0

7.8

HIGH

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.

VendorProductVersions

n/a

CODESYS

affected
CODESYS GmbH CODESYS Development System 3.5.16, CODESYS GmbH CODESYS Development System 3.5.17

Weaknesses (CWE)

CWE-502

CVSS v3.0 Details

CVSS v3.0 Vector

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

References

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