CVE-2020-12516
HIGHCVSS 7.5/10EPSS 1.86%
Last modified
CVE-2020-12516 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Older firmware versions (FW1 up to FW10) of the WAGO PLC family 750-88x and 750-352 are vulnerable for a special denial of service attack.. EPSS estimates a 1.86% chance of exploitation in the next 30 days.
Description
Older firmware versions (FW1 up to FW10) of the WAGO PLC family 750-88x and 750-352 are vulnerable for a special denial of service attack.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Wago | 750-352 Firmware | >= fw1, <= fw10 |
| Wago | 750-831 Firmware | >= fw1, <= fw10 |
| Wago | 750-852 Firmware | >= fw1, <= fw10 |
| Wago | 750-880 Firmware | >= fw1, <= fw10 |
| Wago | 750-881 Firmware | >= fw1, <= fw10 |
| Wago | 750-889 Firmware | >= fw1, <= fw10 |
| Wago | 750-331 Firmware | >= fw1, <= fw10 |
| Wago | 750-829 Firmware | >= fw1, <= fw10 |
| Wago | 750-882 Firmware | >= fw1, <= fw10 |
| Wago | 750-885 Firmware | >= fw1, <= fw10 |
References
- https://cert.vde.com/en-us/advisories/vde-2020-042Patch, Third Party Advisory
- https://us-cert.cisa.gov/ics/advisories/icsa-20-308-01Mitigation, Third Party Advisory, US Government Resource
- https://cert.vde.com/en-us/advisories/vde-2020-042Patch, Third Party Advisory
- https://us-cert.cisa.gov/ics/advisories/icsa-20-308-01Mitigation, Third Party Advisory, US Government Resource
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-12516?
Older firmware versions (FW1 up to FW10) of the WAGO PLC family 750-88x and 750-352 are vulnerable for a special denial of service attack.
How severe is CVE-2020-12516?
CVE-2020-12516 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.86% probability of exploitation in the next 30 days.
How do I fix CVE-2020-12516?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2020-12516?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST