What is CVE-2020-6081?

CVE-2020-6081 is a high-severity vulnerability in Codesys Runtime, classified under Insufficient Verification of Data Authenticity. CVSS score: 8.8/10. Published 2020-05-07.

How severe is CVE-2020-6081?

High severity. CVSS v3 base score is 8.8 out of 10.

Vulnerability in Codesys Runtime

CVE-2020-6081

An exploitable code execution vulnerability exists in the PLC_Task functionality of 3S-Smart Software Solutions GmbH CODESYS Runtime 3.5.14.30. A specially crafted network request can cause remote code execution. An attacker can send a malicious packet to trigger this vulnerability.

EPSS: 0.018 (75.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Codesys Runtime — versions 3.5.14.30
N/a 3s — versions 3S-Smart Software Solutions GmbH CODESYS Runtime 3.5.14.30

Weakness classification (CWE)

CWE-345 — Insufficient Verification of Data Authenticity

References

talos-cna@cisco.com (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2020-6081?: CVE-2020-6081 is a high-severity vulnerability in Codesys Runtime, classified under Insufficient Verification of Data Authenticity. CVSS score: 8.8/10. Published 2020-05-07.
How severe is CVE-2020-6081?: High severity. CVSS v3 base score is 8.8 out of 10.