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CVE-2020-12797: Incorrect Permission Assignment for Critical Resource in Hashicorp Consul

June 23, 2021 (updated October 2, 2023)

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.

References

  • github.com/advisories/GHSA-hwqm-x785-qh8p
  • github.com/hashicorp/consul/blob/v1.6.6/CHANGELOG.md
  • github.com/hashicorp/consul/blob/v1.7.4/CHANGELOG.md
  • github.com/hashicorp/consul/commit/98eea08d3ba1b220a14cf6eedf3b6b07ae2795d7
  • github.com/hashicorp/consul/issues/5606
  • github.com/hashicorp/consul/pull/8047
  • nvd.nist.gov/vuln/detail/CVE-2020-12797

Code Behaviors & Features

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Affected versions

All versions starting from 1.6.0 before 1.6.6, all versions starting from 1.7.0 before 1.7.4

Fixed versions

  • 1.6.6
  • 1.7.4

Solution

Upgrade to versions 1.6.6, 1.7.4 or above.

Impact 5.3 MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Learn more about CVSS

Source file

go/github.com/hashicorp/consul/CVE-2020-12797.yml

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