CVE-2011-5058: 3ssoftware Codesys

Medium severity, CVSS 6.4. EPSS: 1.8% chance of exploitation in the next 30 days.

The CmbWebserver.dll module of the Control service in 3S CoDeSys 3.4 SP4 Patch 2 allows remote attackers to create arbitrary directories under the web root by specifying a non-existent directory using \ (backslash) characters in an HTTP GET request.

Affected products

• 3ssoftware Codesys: version 3.4 only

Published 2012-01-10. Last modified 2026-06-16.