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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
8.8 HIGH
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 38%
VendorProductVersion
hashicorpnomad
𝑥
< 1.0.10
hashicorpnomad
𝑥
≤ 1.0.10
hashicorpnomad
1.1.1 ≤
𝑥
< 1.1.4
hashicorpnomad
1.1.1 ≤
𝑥
< 1.1.4
𝑥
= Vulnerable software versions
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
nomad
noble
dne
mantic
dne
lunar
dne
kinetic
dne
jammy
dne
impish
dne
hirsute
ignored
focal
needs-triage
bionic
needs-triage
xenial
ignored
trusty
dne
Common Weakness Enumeration
References
https://discuss.hashicorp.com/t/hcsec-2021-21-nomad-raft-rpc-privilege-escalation/29023
https://www.hashicorp.com/blog/category/nomad
https://discuss.hashicorp.com/t/hcsec-2021-21-nomad-raft-rpc-privilege-escalation/29023
https://www.hashicorp.com/blog/category/nomad