2021-33486 | CODESYS Runtime Toolkit for VxWorks Privilege Escalation

By Max On Aug 7, 2021

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5.3	$0-$5k	0.32

A vulnerability was found in CODESYS Runtime Toolkit for VxWorks and classified as problematic. Impacted is confidentiality, integrity, and availability. CVE summarizes:

All versions of the CODESYS V3 Runtime Toolkit for VxWorks from version V3.5.8.0 and before version V3.5.17.10 have Improper Handling of Exceptional Conditions.

The weakness was published 08/04/2021. The advisory is available at customers.codesys.com. This vulnerability is handled as CVE-2021-33486 since 05/21/2021. The attack needs to be done within the local network. A simple authentication is necessary for exploitation. The technical details are unknown and an exploit is not available.

Upgrading to version 3.5.17.10 eliminates this vulnerability.

Vendor