{"id":"UBUNTU-CVE-2021-33027","details":"Sylabs Singularity Enterprise through 1.6.2 has Insufficient Entropy in a nonce.","modified":"2025-10-24T04:50:21Z","published":"2021-07-19T12:15:00Z","upstream":["CVE-2021-33027"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-33027"},{"type":"REPORT","url":"https://support.sylabs.io/a/solutions/articles/42000086439"},{"type":"REPORT","url":"https://medium.com/sylabs"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2021-33027"}],"affected":[{"package":{"name":"singularity","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/singularity@0.30c-1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.30c-1"],"ecosystem_specific":{"binaries":[{"binary_name":"singularity","binary_version":"0.30c-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-33027.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"}]}