CVE-2020-12797

MEDIUMNVD 5.35.3—

5.3

HashiCorp Consul and Consul Enterprise failed to enforce changes to legacy ACL token rules due to non-propagation to secondary data centers. Introduced in 1.4.0, fixed in 1.6.6 and 1.7.4.

CVSS v3: 5.3
EG Score: 5.3(medium)
EPSS: 61.4%
KEV: Not listed

Published

June 11, 2020

Last Modified

November 21, 2024

References (6)

cve@mitrehttps://github.com/hashicorp/consul/blob/v1.6.6/CHANGELOG.md
cve@mitrehttps://github.com/hashicorp/consul/blob/v1.7.4/CHANGELOG.md
cve@mitrehttps://github.com/hashicorp/consul/pull/8047
af854a3a-2127-422b-91ae-364da2661108https://github.com/hashicorp/consul/blob/v1.6.6/CHANGELOG.md
af854a3a-2127-422b-91ae-364da2661108https://github.com/hashicorp/consul/blob/v1.7.4/CHANGELOG.md
af854a3a-2127-422b-91ae-364da2661108https://github.com/hashicorp/consul/pull/8047

Affected Packages

(1 across 1 ecosystem)

Go(1)

Package	Vulnerable range	Fixed in	Dependents
github.com/hashicorp/consul	—	1.7.4	—

Data Freshness Timeline

(refreshed 11× in last 7d / 17× 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
2026-05-27 02:31 UTCEG score recompute
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

Frequently asked(5)

What is CVE-2020-12797?

CVE-2020-12797 is a medium vulnerability published on June 11, 2020. HashiCorp Consul and Consul Enterprise failed to enforce changes to legacy ACL token rules due to non-propagation to secondary data centers. Introduced in 1.4.0, fixed in 1.6.6 and 1.7.4.

When was CVE-2020-12797 disclosed?

CVE-2020-12797 was first published in the National Vulnerability Database on June 11, 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-2020-12797 actively exploited?

CVE-2020-12797 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 61.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2020-12797?

CVE-2020-12797 has a CVSS v3 base score of 5.3 (NVD).

How do I remediate CVE-2020-12797?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2020-12797, 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-2020-12797

📅 Published

🔄 Last Modified

🔗 References (6)