CVE-2022-32143: codesys plcwinnt

Vulnerability summary

CVE-2022-32143 is a high (CVSS 8.8) vulnerability in codesys plcwinnt. EPSS estimates a 1.19% chance of exploitation in the next 30 days, higher than 67.5% of scored vulnerabilities.

Timeline

1. 24-06-2022
   PublishedVulnerability first disclosed.
2. 16-09-2024
   Last modifiedVulnerability information updated.

Description

In multiple CODESYS products, file download and upload function allows access to internal files in the working directory e.g. firmware files of the PLC. All requests are processed on the controller only if no level 1 password is configured on the controller or if remote attacker has previously successfully authenticated himself to the controller. A successful Attack may lead to a denial of service, change of local files, or drain of confidential Information. User interaction is not required

• CWE-552Files or Directories Accessible to External PartiesThe product makes files or directories accessible to unauthorized actors, even though they should not be.