{"id":"UBUNTU-CVE-2023-52323","details":"PyCryptodome and pycryptodomex before 3.19.1 allow side-channel leakage for OAEP decryption, exploitable for a Manger attack.","modified":"2026-01-30T01:43:48.828276Z","published":"2024-01-05T04:15:00Z","related":["USN-6595-1"],"upstream":["CVE-2023-52323"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-52323"},{"type":"REPORT","url":"https://github.com/Legrandin/pycryptodome/blob/master/Changelog.rst"},{"type":"REPORT","url":"https://pypi.org/project/pycryptodomex/#history"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-6595-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2023-52323"}],"affected":[{"package":{"name":"pycryptodome","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/pycryptodome@3.4.7-1ubuntu1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.4.6-1","3.4.7-1","3.4.7-1ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_name":"python-pycryptodome","binary_version":"3.4.7-1ubuntu1"},{"binary_name":"python3-pycryptodome","binary_version":"3.4.7-1ubuntu1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-52323.json"}},{"package":{"name":"pycryptodome","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/pycryptodome@3.6.1-2build4?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.6.1-2build2","3.6.1-2build3","3.6.1-2build4"],"ecosystem_specific":{"binaries":[{"binary_name":"python-pycryptodome","binary_version":"3.6.1-2build4"},{"binary_name":"python3-pycryptodome","binary_version":"3.6.1-2build4"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-52323.json"}},{"package":{"name":"pycryptodome","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/pycryptodome@3.11.0+dfsg1-3ubuntu0.1?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.11.0+dfsg1-3ubuntu0.1"}]}],"versions":["3.9.7+dfsg1-1build3","3.9.7+dfsg1-1build5","3.11.0+dfsg1-3","3.11.0+dfsg1-3build1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"python3-pycryptodome","binary_version":"3.11.0+dfsg1-3ubuntu0.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-52323.json"}}],"schema_version":"1.7.3","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":"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"}]}