{"id":"USN-5354-1","summary":"twisted vulnerabilities","details":"It was discovered that Twisted incorrectly filtered HTTP headers when clients \nare being redirected to another origin. A remote attacker could use this issue \nto obtain sensitive information. (CVE-2022-21712)\n\nIt was discovered that Twisted incorrectly processed SSH handshake data on \nconnection establishments. A remote attacker could use this issue to cause \nTwisted to crash, resulting in a denial of service. (CVE-2022-21716)\n","modified":"2026-04-27T16:19:03.000417607Z","published":"2022-03-30T08:17:48Z","related":["UBUNTU-CVE-2022-21712","UBUNTU-CVE-2022-21716"],"upstream":["CVE-2022-21712","CVE-2022-21716","UBUNTU-CVE-2022-21712","UBUNTU-CVE-2022-21716"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5354-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-21712"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-21716"}],"affected":[{"package":{"name":"twisted","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/twisted@17.9.0-2ubuntu0.3?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"17.9.0-2ubuntu0.3"}]}],"versions":["16.6.0-2ubuntu3","17.9.0-1","17.9.0-2","17.9.0-2ubuntu0.1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"17.9.0-2ubuntu0.3","binary_name":"python-twisted"},{"binary_version":"17.9.0-2ubuntu0.3","binary_name":"python-twisted-bin"},{"binary_version":"1:17.9.0-2ubuntu0.3","binary_name":"python-twisted-conch"},{"binary_version":"17.9.0-2ubuntu0.3","binary_name":"python-twisted-core"},{"binary_version":"17.9.0-2ubuntu0.3","binary_name":"python-twisted-mail"},{"binary_version":"17.9.0-2ubuntu0.3","binary_name":"python-twisted-names"},{"binary_version":"17.9.0-2ubuntu0.3","binary_name":"python-twisted-news"},{"binary_version":"17.9.0-2ubuntu0.3","binary_name":"python-twisted-runner"},{"binary_version":"17.9.0-2ubuntu0.3","binary_name":"python-twisted-web"},{"binary_version":"17.9.0-2ubuntu0.3","binary_name":"python-twisted-words"},{"binary_version":"17.9.0-2ubuntu0.3","binary_name":"python3-twisted"},{"binary_version":"17.9.0-2ubuntu0.3","binary_name":"python3-twisted-bin"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5354-1.json","cves_map":{"cves":[{"id":"CVE-2022-21712","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2022-21716","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:18.04:LTS"}}},{"package":{"name":"twisted","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/twisted@18.9.0-11ubuntu0.20.04.2?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"18.9.0-11ubuntu0.20.04.2"}]}],"versions":["18.9.0-3ubuntu1","18.9.0-5","18.9.0-6","18.9.0-6build1","18.9.0-6ubuntu1","18.9.0-8","18.9.0-11","18.9.0-11ubuntu0.20.04.1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"18.9.0-11ubuntu0.20.04.2","binary_name":"python3-twisted"},{"binary_version":"18.9.0-11ubuntu0.20.04.2","binary_name":"python3-twisted-bin"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5354-1.json","cves_map":{"cves":[{"id":"CVE-2022-21712","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2022-21716","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:20.04:LTS"}}}],"schema_version":"1.7.5"}