What’s Vulnerable › Vulnerabilities

CVE-2020-7956

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% 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-295

Description

HashiCorp Nomad and Nomad Enterprise up to 0.10.2 incorrectly validated role/region associated with TLS certificates used for mTLS RPC, and were susceptible to privilege escalation. Fixed in 0.10.3.

Affected products

• HashiCorp Nomad Enterprise: before 0.10.3 — fixed in 0.10.3

How to fix

Upgrade to a fixed version: HashiCorp Nomad Enterprise 0.10.3. Check the vendor advisory for mitigations.

References

• https://github.com/hashicorp/nomad/issues/7003
• https://www.hashicorp.com/blog/category/nomad/
• https://github.com/hashicorp/nomad/issues/7003
• https://www.hashicorp.com/blog/category/nomad/

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