What’s Vulnerable › Vulnerabilities
CVE-2020-15806
- Severity: high (CVSS 7.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 2.0% probability of exploitation in the next 30 days
- Public exploit or detection template: yes
- Published: 2020-07-22 · updated 2026-06-17
- Weakness: CWE-401
Description
CODESYS Control runtime system before 3.5.16.10 allows Uncontrolled Memory Allocation.
Affected products
- CODESYS Control for BeagleBone: before 3.5.16.10 — fixed in 3.5.16.10
- CODESYS Control For Empc-A/Imx6: before 3.5.16.10 — fixed in 3.5.16.10
- CODESYS Control for IOT2000: before 3.5.16.10 — fixed in 3.5.16.10
- CODESYS Control For Linux: before 3.5.16.10 — fixed in 3.5.16.10
- CODESYS Control for PFC100: before 3.5.16.10 — fixed in 3.5.16.10
- CODESYS Control for PFC200: before 3.5.16.10 — fixed in 3.5.16.10
- CODESYS Control For Plcnext: before 3.5.16.10 — fixed in 3.5.16.10
- CODESYS Control for Raspberry Pi: before 3.5.16.10 — fixed in 3.5.16.10
- CODESYS Control For Wago Touch Panels 600: before 3.5.16.10 — fixed in 3.5.16.10
- CODESYS Control Rte: from 3.5.8.60 before 3.5.16.10 — fixed in 3.5.16.10
- CODESYS Control Runtime System Toolkit: from 3.0 before 3.5.16.10 — fixed in 3.5.16.10
- CODESYS Control Win: from 3.5.9.80 before 3.5.16.10 — fixed in 3.5.16.10
- CODESYS Embedded Target Visu Toolkit: from 3.0 before 3.5.16.10 — fixed in 3.5.16.10
- CODESYS Hmi: from 3.5.10.0 before 3.5.16.10 — fixed in 3.5.16.10
- CODESYS Remote Target Visu Toolkit: from 3.0 before 3.5.16.10 — fixed in 3.5.16.10
- CODESYS Simulation Runtime: from 3.5.9.40 before 3.5.16.10 — fixed in 3.5.16.10
How to fix
Upgrade to a fixed version: CODESYS Control for BeagleBone 3.5.16.10; CODESYS Control For Empc-A/Imx6 3.5.16.10; CODESYS Control for IOT2000 3.5.16.10; CODESYS Control For Linux 3.5.16.10; CODESYS Control for PFC100 3.5.16.10; CODESYS Control for PFC200 3.5.16.10; CODESYS Control For Plcnext 3.5.16.10; CODESYS Control for Raspberry Pi 3.5.16.10; CODESYS Control For Wago Touch Panels 600 3.5.16.10; CODESYS Control Rte 3.5.16.10; CODESYS Control Runtime System Toolkit 3.5.16.10; CODESYS Control Win 3.5.16.10. Check the vendor advisory for mitigations.
References
- https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=13199&token=3e283c3e73fed61f7c181a7fa1169477efaf0c58&download=
- https://www.codesys.com
- https://www.tenable.com/security/research/tra-2020-46
- https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=13199&token=3e283c3e73fed61f7c181a7fa1169477efaf0c58&download=
- https://www.codesys.com
- https://www.tenable.com/security/research/tra-2020-46
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