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Allocation of Resources Without Limits or Throttling in Hashicorp Consul

High severity GitHub Reviewed Published May 18, 2021 to the GitHub Advisory Database • Updated Oct 2, 2023

Package

gomod github.com/hashicorp/consul (Go)

Affected versions

>= 1.2.0, < 1.6.6
>= 1.7.0, < 1.7.4

Patched versions

1.6.6
1.7.4

Description

HashiCorp Consul and Consul Enterprise include an HTTP API (introduced in 1.2.0) and DNS (introduced in 1.4.3) caching feature that was vulnerable to denial of service.

Specific Go Packages Affected

github.com/hashicorp/consul/agent/config

Fix

The vulnerability is fixed in versions 1.6.6 and 1.7.4.

References

Published by the National Vulnerability Database Jun 11, 2020
Reviewed May 12, 2021
Published to the GitHub Advisory Database May 18, 2021
Last updated Oct 2, 2023

Severity

High
7.5
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses

CVE ID

CVE-2020-13250

GHSA ID

GHSA-rqjq-mrgx-85hp

Source code

No known source code
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