High severity · published Sep 7, 2021
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…
8.8
CVSS
0.7%
EPSS
No
On KEV
Description
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 vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 52% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NO
Nomad · Hashicorp
before 1.0.10; through 1.0.10; 1.1.1 before 1.1.4; 1.1.1 before 1.1.4 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-37218
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-37218
Vendor Advisory
https://discuss.hashicorp.com/t/hcsec-2021-21-nomad-raft-rpc-privilege-escalation/29023
Product
https://www.hashicorp.com/blog/category/nomad
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