CVE-2020-4994

HIGHNVD 7.57.5—

7.5

IBM DataPower Gateway 10.0.1.0 through 10.0.1.4 and 2018.4.1.0 through 2018.4.1.17 could allow a remote user to cause a temporary denial of service by sending invalid HTTP requests. IBM X-Force ID: 192906.

CVSS v3: 7.5
EG Score: 7.5(medium)
EPSS: 69.3%
KEV: Not listed

Published

May 17, 2022

Last Modified

November 21, 2024

References (4)

psirt@ushttps://exchange.xforce.ibmcloud.com/vulnerabilities/192906
psirt@ushttps://www.ibm.com/support/pages/node/6586526
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/192906
af854a3a-2127-422b-91ae-364da2661108https://www.ibm.com/support/pages/node/6586526

Data Freshness Timeline

(refreshed 12× in last 7d / 20× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

2026-06-08 14:15 UTCEPSS rescore
2026-06-07 15:23 UTCEPSS rescore
2026-06-07 15:23 UTCEPSS rescore
2026-06-06 13:46 UTCEPSS rescore
2026-06-06 13:46 UTCEPSS rescore
2026-06-06 13:46 UTCEPSS rescore
2026-06-05 22:45 UTCEPSS rescore
2026-06-05 22:45 UTCEPSS rescore
2026-06-05 06:08 UTCEPSS rescore
2026-06-05 06:08 UTCEPSS rescore
2026-06-04 13:10 UTCEPSS rescore
2026-06-04 13:10 UTCEPSS rescore
2026-06-02 20:11 UTCEPSS rescore
2026-06-02 20:11 UTCEPSS rescore
2026-06-01 13:50 UTCEPSS rescore
2026-05-31 22:29 UTCEPSS rescore
2026-05-31 22:29 UTCEPSS rescore
2026-05-31 00:15 UTCEPSS rescore
2026-05-31 00:15 UTCEPSS rescore
2026-05-29 13:42 UTCEPSS rescore

Frequently asked(5)

What is CVE-2020-4994?

CVE-2020-4994 is a high vulnerability published on May 17, 2022. IBM DataPower Gateway 10.0.1.0 through 10.0.1.4 and 2018.4.1.0 through 2018.4.1.17 could allow a remote user to cause a temporary denial of service by sending invalid HTTP requests. IBM X-Force ID: 192906.

When was CVE-2020-4994 disclosed?

CVE-2020-4994 was first published in the National Vulnerability Database on May 17, 2022, 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-2020-4994 actively exploited?

CVE-2020-4994 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 69.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2020-4994?

CVE-2020-4994 has a CVSS v3 base score of 7.5 (NVD).

How do I remediate CVE-2020-4994?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2020-4994, 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.

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CVE-2020-4994

📅 Published

🔄 Last Modified

🔗 References (4)