{"id":"UBUNTU-CVE-2019-9898","details":"Potential recycling of random numbers used in cryptography exists within PuTTY before 0.71.","modified":"2025-10-24T04:47:35Z","published":"2019-03-21T16:01:00Z","upstream":["CVE-2019-9898"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-9898"},{"type":"REPORT","url":"https://www.chiark.greenend.org.uk/~sgtatham/putty/changes.html"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2019-9898"}],"affected":[{"package":{"name":"putty","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/putty@0.67-3+deb9u1build0.16.04.1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.67-3+deb9u1build0.16.04.1"}]}],"versions":["0.65-2","0.66-1","0.66-2","0.66-3","0.66-4","0.67-1","0.67-2","0.67-3build0.16.04.1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"0.67-3+deb9u1build0.16.04.1","binary_name":"pterm"},{"binary_version":"0.67-3+deb9u1build0.16.04.1","binary_name":"putty"},{"binary_version":"0.67-3+deb9u1build0.16.04.1","binary_name":"putty-tools"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-9898.json"}},{"package":{"name":"putty","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/putty@0.70-4?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.70-1","0.70-2","0.70-3","0.70-4"],"ecosystem_specific":{"binaries":[{"binary_version":"0.70-4","binary_name":"pterm"},{"binary_version":"0.70-4","binary_name":"putty"},{"binary_version":"0.70-4","binary_name":"putty-tools"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-9898.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}