{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2024-52804", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2024-11-15T17:11:13.441Z", "datePublished": "2024-11-22T15:43:38.572Z", "dateUpdated": "2024-11-25T17:55:43.782Z"}, "containers": {"cna": {"title": "Tornado has HTTP cookie parsing DoS vulnerability", "problemTypes": [{"descriptions": [{"cweId": "CWE-400", "lang": "en", "description": "CWE-400: Uncontrolled Resource Consumption", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-770", "lang": "en", "description": "CWE-770: Allocation of Resources Without Limits or Throttling", "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/tornadoweb/tornado/security/advisories/GHSA-8w49-h785-mj3c", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/tornadoweb/tornado/security/advisories/GHSA-8w49-h785-mj3c"}, {"name": "https://github.com/tornadoweb/tornado/commit/d5ba4a1695fbf7c6a3e54313262639b198291533", "tags": ["x_refsource_MISC"], "url": "https://github.com/tornadoweb/tornado/commit/d5ba4a1695fbf7c6a3e54313262639b198291533"}, {"name": "https://github.com/advisories/GHSA-7pwv-g7hj-39pr", "tags": ["x_refsource_MISC"], "url": "https://github.com/advisories/GHSA-7pwv-g7hj-39pr"}], "affected": [{"vendor": "tornadoweb", "product": "tornado", "versions": [{"version": "< 6.4.2", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2024-11-22T15:43:38.572Z"}, "descriptions": [{"lang": "en", "value": "Tornado is a Python web framework and asynchronous networking library. The algorithm used for parsing HTTP cookies in Tornado versions prior to 6.4.2 sometimes has quadratic complexity, leading to excessive CPU consumption when parsing maliciously-crafted cookie headers. This parsing occurs in the event loop thread and may block the processing of other requests. Version 6.4.2 fixes the issue."}], "source": {"advisory": "GHSA-8w49-h785-mj3c", "discovery": "UNKNOWN"}}, "adp": [{"affected": [{"vendor": "tornadoweb", "product": "tornado", "cpes": ["cpe:2.3:a:tornadoweb:tornado:*:*:*:*:*:*:*:*"], "defaultStatus": "unknown", "versions": [{"version": "0", "status": "affected", "lessThan": "6.4.2", "versionType": "custom"}]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2024-11-25T17:54:41.084248Z", "id": "CVE-2024-52804", "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": "2024-11-25T17:55:43.782Z"}}]}}

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{"descriptions": [{"lang": "en", "value": "Tornado is a Python web framework and asynchronous networking library. The algorithm used for parsing HTTP cookies in Tornado versions prior to 6.4.2 sometimes has quadratic complexity, leading to excessive CPU consumption when parsing maliciously-crafted cookie headers. This parsing occurs in the event loop thread and may block the processing of other requests. Version 6.4.2 fixes the issue."}], "id": "CVE-2024-52804", "lastModified": "2024-11-22T16:15:34.417", "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": "[email protected]", "type": "Secondary"}]}, "published": "2024-11-22T16:15:34.417", "references": [{"source": "[email protected]", "url": "https://github.com/advisories/GHSA-7pwv-g7hj-39pr"}, {"source": "[email protected]", "url": "https://github.com/tornadoweb/tornado/commit/d5ba4a1695fbf7c6a3e54313262639b198291533"}, {"source": "[email protected]", "url": "https://github.com/tornadoweb/tornado/security/advisories/GHSA-8w49-h785-mj3c"}], "sourceIdentifier": "[email protected]", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-400"}, {"lang": "en", "value": "CWE-770"}], "source": "[email protected]", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2024:10590", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "python-tornado-0:6.4.2-1.el9_5", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-12-02T00:00:00Z"}, {"advisory": "RHSA-2024:10836", "cpe": "cpe:/a:redhat:rhel_eus:9.2", "package": "python-tornado-0:6.4.2-1.el9_2", "product_name": "Red Hat Enterprise Linux 9.2 Extended Update Support", "release_date": "2024-12-05T00:00:00Z"}, {"advisory": "RHSA-2024:10843", "cpe": "cpe:/a:redhat:rhel_eus:9.4", "package": "python-tornado-0:6.4.2-1.el9_4", "product_name": "Red Hat Enterprise Linux 9.4 Extended Update Support", "release_date": "2024-12-05T00:00:00Z"}], "bugzilla": {"description": "python-tornado: Tornado has HTTP cookie parsing DoS vulnerability", "id": "2328045", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2328045"}, "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": "verified"}, "cwe": "(CWE-400|CWE-770)", "details": ["Tornado is a Python web framework and asynchronous networking library. The algorithm used for parsing HTTP cookies in Tornado versions prior to 6.4.2 sometimes has quadratic complexity, leading to excessive CPU consumption when parsing maliciously-crafted cookie headers. This parsing occurs in the event loop thread and may block the processing of other requests. Version 6.4.2 fixes the issue.", "A flaw was found in Tornado's HTTP cookie parsing algorithm. This vulnerability allows excessive CPU consumption via maliciously crafted cookie headers due to Quadratic complexity, potentially blocking the processing of other requests and leading to the loss of availability of the system."], "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-2024-52804", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "python-tornado", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Will not fix", "package_name": "python-tornado", "product_name": "Red Hat OpenShift Container Platform 4"}], "public_date": "2024-11-22T15:43:38Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-52804\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-52804\nhttps://github.com/advisories/GHSA-7pwv-g7hj-39pr\nhttps://github.com/tornadoweb/tornado/commit/d5ba4a1695fbf7c6a3e54313262639b198291533\nhttps://github.com/tornadoweb/tornado/security/advisories/GHSA-8w49-h785-mj3c"], "threat_severity": "Important"}