{"id":"USN-5948-1","summary":"python-werkzeug vulnerabilities","details":"It was discovered that Werkzeug did not properly handle the parsing of\nnameless cookies. A remote attacker could possibly use this issue to\nshadow other cookies. (CVE-2023-23934)\n\nIt was discovered that Werkzeug could be made to process unlimited number\nof multipart form data parts. A remote attacker could possibly use this\nissue to cause Werkzeug to consume resources, leading to a denial of\nservice. (CVE-2023-25577)\n","modified":"2026-02-10T04:43:00Z","published":"2023-03-13T15:08:20Z","related":["UBUNTU-CVE-2023-23934","UBUNTU-CVE-2023-25577"],"upstream":["CVE-2023-23934","CVE-2023-25577","UBUNTU-CVE-2023-23934","UBUNTU-CVE-2023-25577"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5948-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-23934"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-25577"}],"affected":[{"package":{"name":"python-werkzeug","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/python-werkzeug@0.10.4+dfsg1-1ubuntu1.2+esm1?arch=source&distro=esm-infra/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.10.4+dfsg1-1ubuntu1.2+esm1"}]}],"versions":["0.10.4+dfsg1-1ubuntu1","0.10.4+dfsg1-1ubuntu1.1","0.10.4+dfsg1-1ubuntu1.2"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_name":"python-werkzeug","binary_version":"0.10.4+dfsg1-1ubuntu1.2+esm1"},{"binary_name":"python3-werkzeug","binary_version":"0.10.4+dfsg1-1ubuntu1.2+esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5948-1.json","cves_map":{"ecosystem":"Ubuntu:Pro:16.04:LTS","cves":[{"id":"CVE-2023-23934","severity":[{"score":"CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2023-25577","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"}]}]}}},{"package":{"name":"python-werkzeug","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/python-werkzeug@0.14.1+dfsg1-1ubuntu0.2?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.14.1+dfsg1-1ubuntu0.2"}]}],"versions":["0.12.2+dfsg1-2","0.13+dfsg1-1","0.14.1+dfsg1-1","0.14.1+dfsg1-1ubuntu0.1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"python-werkzeug","binary_version":"0.14.1+dfsg1-1ubuntu0.2"},{"binary_name":"python3-werkzeug","binary_version":"0.14.1+dfsg1-1ubuntu0.2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5948-1.json","cves_map":{"ecosystem":"Ubuntu:18.04:LTS","cves":[{"id":"CVE-2023-23934","severity":[{"score":"CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2023-25577","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"}]}]}}},{"package":{"name":"python-werkzeug","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/python-werkzeug@0.16.1+dfsg1-2ubuntu0.1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.16.1+dfsg1-2ubuntu0.1"}]}],"versions":["0.14.1+dfsg1-4","0.15.6+dfsg1-1","0.16.0+dfsg1-1","0.16.1+dfsg1-1ubuntu1","0.16.1+dfsg1-2"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"python3-werkzeug","binary_version":"0.16.1+dfsg1-2ubuntu0.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5948-1.json","cves_map":{"ecosystem":"Ubuntu:20.04:LTS","cves":[{"id":"CVE-2023-23934","severity":[{"score":"CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2023-25577","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"}]}]}}},{"package":{"name":"python-werkzeug","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/python-werkzeug@2.0.2+dfsg1-1ubuntu0.22.04.1?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.2+dfsg1-1ubuntu0.22.04.1"}]}],"versions":["1.0.1+dfsg1-2","2.0.2+dfsg1-1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"python3-werkzeug","binary_version":"2.0.2+dfsg1-1ubuntu0.22.04.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5948-1.json","cves_map":{"ecosystem":"Ubuntu:22.04:LTS","cves":[{"id":"CVE-2023-23934","severity":[{"score":"CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2023-25577","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"}]}]}}}],"schema_version":"1.7.3"}