CVE-2020-19003

MEDIUMNVD 5.35.3—

5.3

An issue in Gate One 1.2.0 allows attackers to bypass to the verification check done by the origins list and connect to Gate One instances used by hosts not on the origins list.

CVSS v3: 5.3
EG Score: 5.3(medium)
EPSS: 43.9%
KEV: Not listed

Published

October 6, 2021

Last Modified

November 21, 2024

References (4)

cve@mitrehttps://cwe.mitre.org/data/definitions/290.html
cve@mitrehttps://github.com/liftoff/GateOne/issues/728
af854a3a-2127-422b-91ae-364da2661108https://cwe.mitre.org/data/definitions/290.html
af854a3a-2127-422b-91ae-364da2661108https://github.com/liftoff/GateOne/issues/728

Patch Availability(1)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
pip	gateone	—	ghsa

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Affected Packages

(1 across 1 ecosystem)

PyPI(1)

Package	Vulnerable range	Fixed in	Dependents
gateone	1.2.0	—	—

Weakness Classification(1)

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

CWE-290Authentication Bypass by Spoofing

Data Freshness Timeline

(refreshed 11× in last 7d / 19× 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
2026-06-01 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 00:15 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 09:28 UTCEG score recompute
2026-05-26 09:28 UTCGHSA enrichment
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-24 16:48 UTCepss_batch

Frequently asked(5)

What is CVE-2020-19003?

CVE-2020-19003 is a medium vulnerability published on October 6, 2021. An issue in Gate One 1.2.0 allows attackers to bypass to the verification check done by the origins list and connect to Gate One instances used by hosts not on the origins list.

When was CVE-2020-19003 disclosed?

CVE-2020-19003 was first published in the National Vulnerability Database on October 6, 2021, 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-2020-19003 actively exploited?

CVE-2020-19003 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 43.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2020-19003?

CVE-2020-19003 has a CVSS v3 base score of 5.3 (NVD).

How do I remediate CVE-2020-19003?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2020-19003, 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

See which npm, PyPI, Go, and Maven packages are affected by CVE-2020-19003

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CVE-2020-19003

📅 Published

🔄 Last Modified

🔗 References (4)