CVE-2021-37218

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.

CVSS v3 8.8 HIGH
CVSS v2.0 6.5 MEDIUM

8.8^/10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.5^/10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:N/AC:L/Au:S/C:P/I:P/A:P

Exploitability : 8.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://discuss.hashicorp.com/t/hcsec-2021-21-nomad-raft-rpc-privilege-escalation/29023	Vendor Advisory
https://www.hashicorp.com/blog/category/nomad	Product Vendor Advisory
https://discuss.hashicorp.com/t/hcsec-2021-21-nomad-raft-rpc-privilege-escalation/29023	Vendor Advisory
https://www.hashicorp.com/blog/category/nomad	Product Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:hashicorp:nomad:::::-:::*
	cpe:2.3:a:hashicorp:nomad:::::enterprise:::*
	cpe:2.3:a:hashicorp:nomad:::::-:::*
	cpe:2.3:a:hashicorp:nomad:::::enterprise:::*

History

21 Nov 2024, 06:14

Type	Values Removed	Values Added
References	~~() https://discuss.hashicorp.com/t/hcsec-2021-21-nomad-raft-rpc-privilege-escalation/29023 - Vendor Advisory~~	() https://discuss.hashicorp.com/t/hcsec-2021-21-nomad-raft-rpc-privilege-escalation/29023 - Vendor Advisory
References	~~() https://www.hashicorp.com/blog/category/nomad - Product, Vendor Advisory~~	() https://www.hashicorp.com/blog/category/nomad - Product, Vendor Advisory

Information

Published : 2021-09-07 12:15

Updated : 2024-11-21 06:14

NVD link : CVE-2021-37218

Mitre link : CVE-2021-37218

CVE.ORG link : CVE-2021-37218

JSON object : View

Products Affected

hashicorp

nomad

CWE

CWE-295

Improper Certificate Validation

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8.8 /10