{"id":"UBUNTU-CVE-2024-30171","details":"An issue was discovered in Bouncy Castle Java TLS API and JSSE Provider before 1.78. Timing-based leakage may occur in RSA based handshakes because of exception processing.","modified":"2026-03-19T07:54:48.395385Z","published":"2024-05-14T15:21:00Z","related":["USN-8108-1"],"upstream":["CVE-2024-30171"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-30171"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2024-30171"},{"type":"REPORT","url":"https://github.com/bcgit/bc-java/issues/1528"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8108-1"}],"affected":[{"package":{"name":"bouncycastle","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/bouncycastle@1.51-4ubuntu1+esm1?arch=source&distro=esm-apps/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.49+dfsg-3ubuntu1","1.51-4ubuntu1","1.51-4ubuntu1+esm1"],"ecosystem_specific":{"binaries":[{"binary_version":"1.51-4ubuntu1+esm1","binary_name":"libbcmail-java"},{"binary_version":"1.51-4ubuntu1+esm1","binary_name":"libbcpg-java"},{"binary_version":"1.51-4ubuntu1+esm1","binary_name":"libbcpkix-java"},{"binary_version":"1.51-4ubuntu1+esm1","binary_name":"libbcprov-java"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-30171.json"}},{"package":{"name":"bouncycastle","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/bouncycastle@1.59-1ubuntu0.1~esm1?arch=source&distro=esm-apps/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.59-1ubuntu0.1~esm1"}]}],"versions":["1.57-1","1.58-1","1.59-1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro","binaries":[{"binary_version":"1.59-1ubuntu0.1~esm1","binary_name":"libbcmail-java"},{"binary_version":"1.59-1ubuntu0.1~esm1","binary_name":"libbcpg-java"},{"binary_version":"1.59-1ubuntu0.1~esm1","binary_name":"libbcpkix-java"},{"binary_version":"1.59-1ubuntu0.1~esm1","binary_name":"libbcprov-java"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-30171.json"}},{"package":{"name":"bouncycastle","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/bouncycastle@1.61-1ubuntu0.1~esm1?arch=source&distro=esm-apps/focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.61-1ubuntu0.1~esm1"}]}],"versions":["1.61-1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro","binaries":[{"binary_version":"1.61-1ubuntu0.1~esm1","binary_name":"libbcmail-java"},{"binary_version":"1.61-1ubuntu0.1~esm1","binary_name":"libbcpg-java"},{"binary_version":"1.61-1ubuntu0.1~esm1","binary_name":"libbcpkix-java"},{"binary_version":"1.61-1ubuntu0.1~esm1","binary_name":"libbcprov-java"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-30171.json"}},{"package":{"name":"bouncycastle","ecosystem":"Ubuntu:Pro:22.04:LTS","purl":"pkg:deb/ubuntu/bouncycastle@1.68-5ubuntu0.1~esm1?arch=source&distro=esm-apps/jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.68-5ubuntu0.1~esm1"}]}],"versions":["1.68-2","1.68-4","1.68-5"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro","binaries":[{"binary_version":"1.68-5ubuntu0.1~esm1","binary_name":"libbcmail-java"},{"binary_version":"1.68-5ubuntu0.1~esm1","binary_name":"libbcpg-java"},{"binary_version":"1.68-5ubuntu0.1~esm1","binary_name":"libbcpkix-java"},{"binary_version":"1.68-5ubuntu0.1~esm1","binary_name":"libbcprov-java"},{"binary_version":"1.68-5ubuntu0.1~esm1","binary_name":"libbctls-java"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-30171.json"}},{"package":{"name":"bouncycastle","ecosystem":"Ubuntu:Pro:24.04:LTS","purl":"pkg:deb/ubuntu/bouncycastle@1.77-1ubuntu0.1~esm1?arch=source&distro=esm-apps/noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.77-1ubuntu0.1~esm1"}]}],"versions":["1.72-2","1.77-1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro","binaries":[{"binary_version":"1.77-1ubuntu0.1~esm1","binary_name":"libbcjmail-java"},{"binary_version":"1.77-1ubuntu0.1~esm1","binary_name":"libbcmail-java"},{"binary_version":"1.77-1ubuntu0.1~esm1","binary_name":"libbcpg-java"},{"binary_version":"1.77-1ubuntu0.1~esm1","binary_name":"libbcpkix-java"},{"binary_version":"1.77-1ubuntu0.1~esm1","binary_name":"libbcprov-java"},{"binary_version":"1.77-1ubuntu0.1~esm1","binary_name":"libbctls-java"},{"binary_version":"1.77-1ubuntu0.1~esm1","binary_name":"libbcutil-java"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-30171.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"type":"Ubuntu","score":"medium"}]}