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CVE-2021-37218

Good to know:

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Date: September 7, 2021

HashiCorp Nomad and Nomad Enterprise Raft RPC layer allows non-server agents with a valid certificate signed by the same CA to access server-only functionality, enabling privilege escalation. Fixed in 1.0.10 and 1.1.4.

Language: Go

Severity Score

Related Resources (7)

https://security.alpinelinux.org/vuln/CVE-2021-37218
https://security-tracker.debian.org/tracker/CVE-2021-37218
https://nvd.nist.gov/vuln/detail/CVE-2021-37218
https://discuss.hashicorp.com/t/hcsec-2021-21-nomad-raft-rpc-privilege-escalation/29023
https://people.canonical.com/~ubuntu-security/cve/CVE-2021-37218
https://www.hashicorp.com/blog/category/nomad
https://www.mend.io/vulnerability-database/CVE-2021-37218

Severity Score

Weakness Type (CWE)

Improper Certificate Validation

CWE-295

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): SINGLE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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