CVE-2020-28053

mediumpriority · track · 27OT risk · elevatedEPSS 0.015 · 73 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

1.45% (73rd) EPSS

CVSS 4 · medium

Is it mine?

10 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · osv · nvd

EPSS · scored 2026-10-27

HashiCorp Consul and Consul Enterprise 1.2.0 up to 1.8.5 allowed operators with operator:read ACL permissions to read the Connect CA private key configuration. Fixed in 1.6.10, 1.7.10, and 1.8.6.

cvss

Technical severity, 0–10. One row per scoring source.

6.5

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.04mediumAV:N/AC:L/Au:S/C:P/I:N/A:Nprimary · NVD / NIST USexploitability 8 · impact 2.9

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:Nprimary · NVD / NIST USexploitability 2.8 · impact 3.6

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:Nsecondary · OSV

v3.16mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-863USprimaryCWE-732USCWE-863US

affected products (10)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
hashicorp consul1.2.0 → 1.6.10nvdUScpe:2.3:a:hashicorp:consul:*:*:*:*:*:*:*:*
hashicorp consul1.7.0 → 1.7.10nvdUScpe:2.3:a:hashicorp:consul:*:*:*:*:*:*:*:*
hashicorp consul1.8.0 → 1.8.6nvdUScpe:2.3:a:hashicorp:consul:*:*:*:*:*:*:*:*
Bitnami consul1.2.0 → 1.6.10osvUSpkg:bitnami/consul
Bitnami consul1.7.0 → 1.7.10osvUSpkg:bitnami/consul
Bitnami consul1.8.0 → 1.8.6osvUSpkg:bitnami/consul
Go github.com/hashicorp/consul1.2.0 → 1.6.10osvUSpkg:golang/github.com/hashicorp/consul
Go github.com/hashicorp/consul1.7.0 → 1.7.10osvUSpkg:golang/github.com/hashicorp/consul
Go github.com/hashicorp/consul1.8.0 → 1.8.6osvUSpkg:golang/github.com/hashicorp/consul

advisories (3)

Vendor and ecosystem advisories describing this.

GHSA-6m72-467w-94rhPrivilege Escalation in HashiCorp Consul2024-01-31ghsa · osvUS
HashiCorp Consul and Consul Enterprise 1.2.0 up to 1.8.5 allowed operators with operator:read ACL permissions to read the Connect CA private key configuration. Fixed in 1.6.10, 1.7.10, and 1.8.6.
BIT-consul-2020-280532024-03-06vendor · osvUS
HashiCorp Consul and Consul Enterprise 1.2.0 up to 1.8.5 allowed operators with operator:read ACL permissions to read the Connect CA private key configuration. Fixed in 1.6.10, 1.7.10, and 1.8.6.
GO-2024-2505Privilege Escalation in HashiCorp Consul in github.com/hashicorp/consul2024-06-28vendor · osvUS
Privilege Escalation in HashiCorp Consul in github.com/hashicorp/consul

also known as (6)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd osv nvd NVD CVE.org MITRE

published 2020-11-23modified 2026-06-17

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+5006 more

references (12)

External citations — patches, advisories, analysis.

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