CVE-2020-6081 | BDVDB-2026-135653 Detail

Description#

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.

Impact#

Per CVSS v3.0: confidentiality impact high, integrity impact high, availability impact high. Attack vector: network.

Weaknesses#

No weakness recorded in the source data.

References#

https://talosintelligence.com/vulnerability_reports/TALOS-2020-1003

Exploit#

No public exploit known

History#

Version 12020-05-07Record published in the CVE List.
Version 22024-08-04Most recent update recorded in the CVE List.

Published

Published: 2020-05-07
Last modified: 2024-08-04

Vendor information

Vendor: Not stated
Product: 3S

Score

9.9 Critical

EPSS

1.7%, Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 78.1.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Not classified

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
3S-Smart Software Solutions GmbH CODESYS Runtime 3.5.14.30
Fixed
Not stated

Scoring System

CVSS v4.0

Not available

CVSS v3.1

Not available

CVSS v3.0

9.9 Critical

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	Low
User Interaction	None
Scope	Changed
Confidentiality	High
Integrity	High
Availability	High

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).