Vulnerability · Published Jun 24, 2022 · Assigned by CERTVDE

CVE-2022-1965CODESYS runtime system prone to file deletion due to improper error handling

High 8.1

In plain English

A high-severity security flaw in PLCWinNT from CODESYS. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.1% (higher than 65% of all known vulnerabilities).

Severity (CVSS 3.1)8.1High
Exploit odds (30 days)1.1%top 34.8% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

Multiple products of CODESYS implement a improper error handling. A low privilege remote attacker may craft a request, which is not properly processed by the error handling. In consequence, the file referenced by the request could be deleted. User interaction is not required.

Affected products (as reported)

VendorProductVersions
CODESYS Runtime Toolkit V2 – before V2.4.7.57
CODESYS PLCWinNT V2 – before V2.4.7.57

Weakness: CWE-755 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

References