CVE-2020-12516

HIGHNVD 7.57.5—

7.5

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.

CVSS v3: 7.5
EG Score: 7.5(medium)
EPSS: 59.1%
KEV: Not listed

Published

December 10, 2020

Last Modified

November 21, 2024

References (4)

info@certhttps://cert.vde.com/en-us/advisories/vde-2020-042
info@certhttps://us-cert.cisa.gov/ics/advisories/icsa-20-308-01
af854a3a-2127-422b-91ae-364da2661108https://cert.vde.com/en-us/advisories/vde-2020-042
af854a3a-2127-422b-91ae-364da2661108https://us-cert.cisa.gov/ics/advisories/icsa-20-308-01

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-400Uncontrolled Resource Consumption (Denial of Service)

Data Freshness Timeline

(refreshed 11× in last 7d / 18× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:11 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-29 13:42 UTCepss_batch
2026-05-29 13:42 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-23 04:26 UTCEG score recompute
2026-05-23 04:26 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2020-12516?

CVE-2020-12516 is a high vulnerability published on December 10, 2020. 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.

When was CVE-2020-12516 disclosed?

CVE-2020-12516 was first published in the National Vulnerability Database on December 10, 2020, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2020-12516 actively exploited?

CVE-2020-12516 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 59.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2020-12516?

CVE-2020-12516 has a CVSS v3 base score of 7.5 (NVD).

How do I remediate CVE-2020-12516?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2020-12516, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2020-12516

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2020-12516?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (4)

Frequently asked(5)

Related CVEs(same CWE)