CVE-2020-4662

HIGHNVD 8.88.8—

8.8

IBM Event Streams 10.0.0 could allow an authenticated user to perform tasks to a schema due to improper authentication validation. IBM X-Force ID: 186233.

CVSS v3: 8.8
EG Score: 8.8(medium)
EPSS: 33.3%
KEV: Not listed

Published

August 14, 2020

Last Modified

November 21, 2024

References (4)

psirt@ushttps://exchange.xforce.ibmcloud.com/vulnerabilities/186233
psirt@ushttps://www.ibm.com/support/pages/node/6259393
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/186233
af854a3a-2127-422b-91ae-364da2661108https://www.ibm.com/support/pages/node/6259393

Weakness Classification(1)

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

CWE-287Improper Authentication

Data Freshness Timeline

(refreshed 13× in last 7d / 20× 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.

2026-06-05 22:45 UTCepss_batch
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2026-06-05 06:08 UTCepss_batch
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2026-06-04 13:10 UTCepss_batch
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2026-06-01 13:50 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
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2026-05-27 13:39 UTCepss_batch
2026-05-27 00:16 UTCEG score recompute
2026-05-27 00:16 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2020-4662?

CVE-2020-4662 is a high vulnerability published on August 14, 2020. IBM Event Streams 10.0.0 could allow an authenticated user to perform tasks to a schema due to improper authentication validation. IBM X-Force ID: 186233.

When was CVE-2020-4662 disclosed?

CVE-2020-4662 was first published in the National Vulnerability Database on August 14, 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-2020-4662 actively exploited?

CVE-2020-4662 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 33.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2020-4662?

CVE-2020-4662 has a CVSS v3 base score of 8.8 (NVD).

How do I remediate CVE-2020-4662?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2020-4662, 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-2020-4662

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2020-4662?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (4)

Frequently asked(5)

Related CVEs(same CWE)