{"id":"UBUNTU-CVE-2020-7956","details":"HashiCorp Nomad and Nomad Enterprise up to 0.10.2 incorrectly validated role/region associated with TLS certificates used for mTLS RPC, and were susceptible to privilege escalation. Fixed in 0.10.3.","modified":"2025-10-24T04:48:19Z","published":"2020-01-31T13:15:00Z","upstream":["CVE-2020-7956"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-7956"},{"type":"REPORT","url":"https://github.com/hashicorp/nomad/issues/7003"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2020-7956"}],"affected":[{"package":{"name":"nomad","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/nomad@0.4.0+dfsg-1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.4.0+dfsg-1"],"ecosystem_specific":{"binaries":[{"binary_name":"nomad","binary_version":"0.4.0+dfsg-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-7956.json"}},{"package":{"name":"nomad","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/nomad@0.8.7+dfsg1-1ubuntu1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.8.7+dfsg1-1ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_version":"0.8.7+dfsg1-1ubuntu1","binary_name":"nomad"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-7956.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}