CVEvulnerability

CVE-2021-21868

7.8 HIGH Published 2021-08-18 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2021-08-18
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 3.0 ([email protected])
8.8 HIGH — CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected])
6.8 MEDIUM — AV:N/AC:M/Au:N/C:P/I:P/A:P
Weaknesses
CWE-502

Description

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.

Affected configurations

• codesys codesys 3.5.16.0 • codesys codesys 3.5.17.0

Related

Weakness · CWE (1)

  • CWE-502 Deserialization of Untrusted Data weakness

References