CVE-2021-41803 (High) detected in github.com/hashicorp/consul-v1.10.3

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CVE-2021-41803 - High Severity Vulnerability

Vulnerable Library - github.com/hashicorp/consul-v1.10.3

Consul is a distributed, highly available, and data center aware solution to connect and configure applications across dynamic, distributed infrastructure.

Library home page: https://proxy.golang.org/github.com/hashicorp/consul/@v/v1.10.3.zip

Dependency Hierarchy:

• ❌ github.com/hashicorp/consul-v1.10.3 (Vulnerable Library)

Found in HEAD commit: 5fb0a687f6f4614ef22e971903247af1c371d3c8

Found in base branch: master

Vulnerability Details

HashiCorp Consul 1.8.1 up to 1.11.8, 1.12.4, and 1.13.1 do not properly validate the node or segment names prior to interpolation and usage in JWT claim assertions with the auto config RPC. Fixed in 1.11.9, 1.12.5, and 1.13.2."

Publish Date: 2022-09-23

URL: CVE-2021-41803

CVSS 3 Score Details (7.1)

Base Score Metrics:

• Exploitability Metrics:
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: Low
  • User Interaction: None
  • Scope: Unchanged
• Impact Metrics:
  • Confidentiality Impact: Low
  • Integrity Impact: None
  • Availability Impact: High

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://discuss.hashicorp.com/t/hcsec-2022-19-consul-auto-config-jwt-authorization-missing-input-validation/44627

Release Date: 2022-09-23

Fix Resolution: hashicorp/consul - 1.11.9,1.12.5,1.13.2