UBUNTU-CVE-2021-37218

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Source
https://ubuntu.com/security/CVE-2021-37218
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-37218.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2021-37218
Upstream
Published
2021-09-07T12:15:00Z
Modified
2025-10-24T04:50:27Z
Severity
  • 8.8 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

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.

References

Affected packages

Ubuntu:18.04:LTS / nomad

Package

Name
nomad
Purl
pkg:deb/ubuntu/nomad@0.4.0+dfsg-1?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

0.*

0.4.0+dfsg-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "0.4.0+dfsg-1",
            "binary_name": "nomad"
        }
    ]
}

Ubuntu:20.04:LTS / nomad

Package

Name
nomad
Purl
pkg:deb/ubuntu/nomad@0.8.7+dfsg1-1ubuntu1?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

0.*

0.8.7+dfsg1-1ubuntu1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "0.8.7+dfsg1-1ubuntu1",
            "binary_name": "nomad"
        }
    ]
}