What’s Vulnerable › Vulnerabilities

CVE-2020-7955

• Severity: medium (CVSS 5.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-01-31 · updated 2026-06-17
• Weakness: CWE-863

Description

HashiCorp Consul and Consul Enterprise 1.4.1 through 1.6.2 did not uniformly enforce ACLs across all API endpoints, resulting in potential unintended information disclosure. Fixed in 1.6.3.

Affected products

• HashiCorp Consul: from 1.4.1 before 1.6.2 — fixed in 1.6.2

How to fix

Upgrade to a fixed version: HashiCorp Consul 1.6.2. Check the vendor advisory for mitigations.

References

• https://github.com/hashicorp/consul/issues/7160
• https://www.hashicorp.com/blog/category/consul/
• https://github.com/hashicorp/consul/issues/7160
• https://www.hashicorp.com/blog/category/consul/

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