{"id":"USN-7115-1","summary":"Waitress vulnerabilities","details":"It was discovered that Waitress could process follow up requests when\nreceiving a specially crafted message. An attacker could use this issue to\nhave the server process inconsistent client requests. This issue only\naffected Ubuntu 24.04 LTS and Ubuntu 24.10. (CVE-2024-49768)\n\nDylan Jay discovered that Waitress could be lead to write to an unexisting\nsocket after closing the remote connection. An attacker could use this\nissue to increase resource utilization leading to a denial of service.\n(CVE-2024-49769)\n","modified":"2026-04-27T17:34:39.561883Z","published":"2024-11-19T17:19:55Z","related":["UBUNTU-CVE-2024-49768","UBUNTU-CVE-2024-49769"],"upstream":["CVE-2024-49768","CVE-2024-49769","UBUNTU-CVE-2024-49768","UBUNTU-CVE-2024-49769"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-7115-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-49768"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-49769"}],"affected":[{"package":{"name":"waitress","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/waitress@1.4.1-1ubuntu0.2?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.4.1-1ubuntu0.2"}]}],"versions":["1.2.0~b2-2","1.3.1-4","1.4.1-1","1.4.1-1ubuntu0.1"],"ecosystem_specific":{"binaries":[{"binary_version":"1.4.1-1ubuntu0.2","binary_name":"python3-waitress"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7115-1.json","cves_map":{"cves":[{"severity":[{"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":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2024-49769"}],"ecosystem":"Ubuntu:20.04:LTS"}}},{"package":{"name":"waitress","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/waitress@1.4.4-1.1ubuntu1.1?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.4.4-1.1ubuntu1.1"}]}],"versions":["1.4.4-1.1","1.4.4-1.1ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_version":"1.4.4-1.1ubuntu1.1","binary_name":"python3-waitress"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7115-1.json","cves_map":{"cves":[{"severity":[{"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":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2024-49769"}],"ecosystem":"Ubuntu:22.04:LTS"}}},{"package":{"name":"waitress","ecosystem":"Ubuntu:Pro:24.04:LTS","purl":"pkg:deb/ubuntu/waitress@2.1.2-2ubuntu0.1~esm1?arch=source&distro=esm-apps/noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.2-2ubuntu0.1~esm1"}]}],"versions":["2.1.2-2"],"ecosystem_specific":{"binaries":[{"binary_version":"2.1.2-2ubuntu0.1~esm1","binary_name":"python3-waitress"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7115-1.json","cves_map":{"cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2024-49768"},{"severity":[{"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":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2024-49769"}],"ecosystem":"Ubuntu:Pro:24.04:LTS"}}}],"schema_version":"1.7.5"}