{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2024-49769", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2024-10-18T13:43:23.457Z", "datePublished": "2024-10-29T14:18:40.951Z", "dateUpdated": "2024-10-29T14:56:55.296Z"}, "containers": {"cna": {"title": "Waitress has a denial of service leading to high CPU usage/resource exhaustion", "problemTypes": [{"descriptions": [{"cweId": "CWE-772", "lang": "en", "description": "CWE-772: Missing Release of Resource after Effective Lifetime", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}}], "references": [{"name": "https://github.com/Pylons/waitress/security/advisories/GHSA-3f84-rpwh-47g6", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/Pylons/waitress/security/advisories/GHSA-3f84-rpwh-47g6"}, {"name": "https://github.com/Pylons/waitress/issues/418", "tags": ["x_refsource_MISC"], "url": "https://github.com/Pylons/waitress/issues/418"}, {"name": "https://github.com/Pylons/waitress/pull/435", "tags": ["x_refsource_MISC"], "url": "https://github.com/Pylons/waitress/pull/435"}, {"name": "https://github.com/Pylons/waitress/commit/1ae4e894c9f76543bee06584001583fc6fa8c95c", "tags": ["x_refsource_MISC"], "url": "https://github.com/Pylons/waitress/commit/1ae4e894c9f76543bee06584001583fc6fa8c95c"}], "affected": [{"vendor": "Pylons", "product": "waitress", "versions": [{"version": "< 3.0.1", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2024-10-29T14:18:40.951Z"}, "descriptions": [{"lang": "en", "value": "Waitress is a Web Server Gateway Interface server for Python 2 and 3. When a remote client closes the connection before waitress has had the opportunity to call getpeername() waitress won't correctly clean up the connection leading to the main thread attempting to write to a socket that no longer exists, but not removing it from the list of sockets to attempt to process. This leads to a busy-loop calling the write function. A remote attacker could run waitress out of available sockets with very little resources required. Waitress 3.0.1 contains fixes that remove the race condition."}], "source": {"advisory": "GHSA-3f84-rpwh-47g6", "discovery": "UNKNOWN"}}, "adp": [{"affected": [{"vendor": "pylons", "product": "waitress", "cpes": ["cpe:2.3:a:pylons:waitress:*:*:*:*:*:*:*:*"], "defaultStatus": "unknown", "versions": [{"version": "0", "status": "affected", "lessThan": "3.0.1", "versionType": "custom"}]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2024-10-29T14:56:24.506825Z", "id": "CVE-2024-49769", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-10-29T14:56:55.296Z"}}]}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "Waitress is a Web Server Gateway Interface server for Python 2 and 3. When a remote client closes the connection before waitress has had the opportunity to call getpeername() waitress won't correctly clean up the connection leading to the main thread attempting to write to a socket that no longer exists, but not removing it from the list of sockets to attempt to process. This leads to a busy-loop calling the write function. A remote attacker could run waitress out of available sockets with very little resources required. Waitress 3.0.1 contains fixes that remove the race condition."}, {"lang": "es", "value": "Waitress es un servidor de interfaz de puerta de enlace de servidor web para Python 2 y 3. Cuando un cliente remoto cierra la conexi\u00f3n antes de que waitress haya tenido la oportunidad de llamar a getpeername(), waitress no limpiar\u00e1 correctamente la conexi\u00f3n, lo que lleva al hilo principal a intentar escribir en un socket que ya no existe, pero no lo eliminar\u00e1 de la lista de sockets que se intentar\u00e1n procesar. Esto conduce a un bucle de actividad que llama a la funci\u00f3n de escritura. Un atacante remoto podr\u00eda dejar a waitress sin sockets disponibles y requerir muy pocos recursos. Waitress 3.0.1 contiene correcciones que eliminan la condici\u00f3n de carrera."}], "id": "CVE-2024-49769", "lastModified": "2024-11-01T12:57:35.843", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2024-10-29T15:15:12.030", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/Pylons/waitress/commit/1ae4e894c9f76543bee06584001583fc6fa8c95c"}, {"source": "security-advisories@github.com", "url": "https://github.com/Pylons/waitress/issues/418"}, {"source": "security-advisories@github.com", "url": "https://github.com/Pylons/waitress/pull/435"}, {"source": "security-advisories@github.com", "url": "https://github.com/Pylons/waitress/security/advisories/GHSA-3f84-rpwh-47g6"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-772"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{"bugzilla": {"description": "waitress: Waitress has a denial of service leading to high CPU usage/resource exhaustion", "id": "2322461", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2322461"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-772", "details": ["Waitress is a Web Server Gateway Interface server for Python 2 and 3. When a remote client closes the connection before waitress has had the opportunity to call getpeername() waitress won't correctly clean up the connection leading to the main thread attempting to write to a socket that no longer exists, but not removing it from the list of sockets to attempt to process. This leads to a busy-loop calling the write function. A remote attacker could run waitress out of available sockets with very little resources required. Waitress 3.0.1 contains fixes that remove the race condition.", "A flaw was found in the Waitress WSGI server for Python. When a remote client closes the connection before waitress has had the opportunity to call `getpeername()`, waitress will incorrectly clean up the connection, leading to the main thread attempting to write to a socket that no longer exists, and that socket is not removed from the list of sockets to attempt to process. This leads to a busy-loop calling the write function. A remote attacker could exhaust the available sockets with very little resources required."], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability."}, "name": "CVE-2024-49769", "package_state": [{"cpe": "cpe:/a:redhat:ceph_storage:4", "fix_state": "Affected", "package_name": "python-waitress", "product_name": "Red Hat Ceph Storage 4"}, {"cpe": "cpe:/a:redhat:ceph_storage:5", "fix_state": "Affected", "package_name": "python-waitress", "product_name": "Red Hat Ceph Storage 5"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Affected", "package_name": "python-waitress", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/a:redhat:openshift_container_storage:4", "fix_state": "Affected", "package_name": "python-waitress", "product_name": "Red Hat Openshift Container Storage 4"}, {"cpe": "cpe:/a:redhat:openstack:16.2", "fix_state": "Affected", "package_name": "python-waitress", "product_name": "Red Hat OpenStack Platform 16.2"}, {"cpe": "cpe:/a:redhat:openstack:17.1", "fix_state": "Affected", "package_name": "python-waitress", "product_name": "Red Hat OpenStack Platform 17.1"}], "public_date": "2024-10-29T14:18:40Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-49769\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-49769\nhttps://github.com/Pylons/waitress/commit/1ae4e894c9f76543bee06584001583fc6fa8c95c\nhttps://github.com/Pylons/waitress/issues/418\nhttps://github.com/Pylons/waitress/pull/435\nhttps://github.com/Pylons/waitress/security/advisories/GHSA-3f84-rpwh-47g6"], "threat_severity": "Important"}