{"containers": {"cna": {"affected": [{"product": "waitress", "vendor": "Pylons", "versions": [{"status": "affected", "version": ">= 2.1.0, < 2.1.2"}]}], "descriptions": [{"lang": "en", "value": "Waitress is a Web Server Gateway Interface server for Python 2 and 3. Waitress versions 2.1.0 and 2.1.1 may terminate early due to a thread closing a socket while the main thread is about to call select(). This will lead to the main thread raising an exception that is not handled and then causing the entire application to be killed. This issue has been fixed in Waitress 2.1.2 by no longer allowing the WSGI thread to close the socket. Instead, that is always delegated to the main thread. There is no work-around for this issue. However, users using waitress behind a reverse proxy server are less likely to have issues if the reverse proxy always reads the full response."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-248", "description": "CWE-248: Uncaught Exception", "lang": "en", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-362", "description": "CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2022-05-31T22:50:12", "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://github.com/Pylons/waitress/security/advisories/GHSA-f5x9-8jwc-25rw"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/Pylons/waitress/issues/374"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/Pylons/waitress/pull/377"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/Pylons/waitress/commit/4f6789b035610e0552738cdc4b35ca809a592d48"}], "source": {"advisory": "GHSA-f5x9-8jwc-25rw", "discovery": "UNKNOWN"}, "title": "Uncaught Exception (due to a data race) leads to process termination in Waitress", "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "security-advisories@github.com", "ID": "CVE-2022-31015", "STATE": "PUBLIC", "TITLE": "Uncaught Exception (due to a data race) leads to process termination in Waitress"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "waitress", "version": {"version_data": [{"version_value": ">= 2.1.0, < 2.1.2"}]}}]}, "vendor_name": "Pylons"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Waitress is a Web Server Gateway Interface server for Python 2 and 3. Waitress versions 2.1.0 and 2.1.1 may terminate early due to a thread closing a socket while the main thread is about to call select(). This will lead to the main thread raising an exception that is not handled and then causing the entire application to be killed. This issue has been fixed in Waitress 2.1.2 by no longer allowing the WSGI thread to close the socket. Instead, that is always delegated to the main thread. There is no work-around for this issue. However, users using waitress behind a reverse proxy server are less likely to have issues if the reverse proxy always reads the full response."}]}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-248: Uncaught Exception"}]}, {"description": [{"lang": "eng", "value": "CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')"}]}]}, "references": {"reference_data": [{"name": "https://github.com/Pylons/waitress/security/advisories/GHSA-f5x9-8jwc-25rw", "refsource": "CONFIRM", "url": "https://github.com/Pylons/waitress/security/advisories/GHSA-f5x9-8jwc-25rw"}, {"name": "https://github.com/Pylons/waitress/issues/374", "refsource": "MISC", "url": "https://github.com/Pylons/waitress/issues/374"}, {"name": "https://github.com/Pylons/waitress/pull/377", "refsource": "MISC", "url": "https://github.com/Pylons/waitress/pull/377"}, {"name": "https://github.com/Pylons/waitress/commit/4f6789b035610e0552738cdc4b35ca809a592d48", "refsource": "MISC", "url": "https://github.com/Pylons/waitress/commit/4f6789b035610e0552738cdc4b35ca809a592d48"}]}, "source": {"advisory": "GHSA-f5x9-8jwc-25rw", "discovery": "UNKNOWN"}}}}, "cveMetadata": {"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "assignerShortName": "GitHub_M", "cveId": "CVE-2022-31015", "datePublished": "2022-05-31T22:50:12", "dateReserved": "2022-05-18T00:00:00", "dateUpdated": "2022-05-31T22:50:12", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.0"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:agendaless:waitress:*:*:*:*:*:*:*:*", "matchCriteriaId": "28ACA413-8CCD-46B0-A6E3-FEE97B303242", "versionEndExcluding": "2.1.2", "versionStartIncluding": "2.1.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "Waitress is a Web Server Gateway Interface server for Python 2 and 3. Waitress versions 2.1.0 and 2.1.1 may terminate early due to a thread closing a socket while the main thread is about to call select(). This will lead to the main thread raising an exception that is not handled and then causing the entire application to be killed. This issue has been fixed in Waitress 2.1.2 by no longer allowing the WSGI thread to close the socket. Instead, that is always delegated to the main thread. There is no work-around for this issue. However, users using waitress behind a reverse proxy server are less likely to have issues if the reverse proxy always reads the full response."}, {"lang": "es", "value": "Waitress es un servidor de Interfaz de Pasarela del Servidor Web para Python versiones 2 y 3. Las versiones 2.1.0 y 2.1.1 de Waitress pueden terminar antes de tiempo debido a que un hilo cierra un socket mientras el hilo principal est\u00e1 a punto de llamar a select(). Esto conllevaba a que el hilo principal lanzara una excepci\u00f3n que no es manejada y que causaba la muerte de toda la aplicaci\u00f3n. Este problema ha sido corregido en Waitress versi\u00f3n 2.1.2, al no permitir que el hilo WSGI cierre el socket. En su lugar, esto es delegado siempre en el hilo principal. No se presenta ninguna mitigaci\u00f3n para este problema. Sin embargo, los usuarios usando waitress detr\u00e1s de un servidor proxy inverso presentan menos probabilidades de tener problemas si el proxy inverso siempre lee la respuesta completa"}], "id": "CVE-2022-31015", "lastModified": "2022-06-14T19:12:08.833", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.3, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 5.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2022-05-31T23:15:07.960", "references": [{"source": "security-advisories@github.com", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/Pylons/waitress/commit/4f6789b035610e0552738cdc4b35ca809a592d48"}, {"source": "security-advisories@github.com", "tags": ["Exploit", "Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://github.com/Pylons/waitress/issues/374"}, {"source": "security-advisories@github.com", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://github.com/Pylons/waitress/pull/377"}, {"source": "security-advisories@github.com", "tags": ["Third Party Advisory"], "url": "https://github.com/Pylons/waitress/security/advisories/GHSA-f5x9-8jwc-25rw"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-248"}, {"lang": "en", "value": "CWE-362"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{}