{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2022-42252", "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "assignerShortName": "apache", "dateUpdated": "2025-02-13T16:33:19.048Z", "dateReserved": "2022-10-03T00:00:00.000Z", "datePublished": "2022-11-01T00:00:00.000Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "Apache Tomcat", "vendor": "Apache Software Foundation", "versions": [{"lessThanOrEqual": "10.1.0", "status": "affected", "version": "10.1.0-M1", "versionType": "maven"}, {"lessThanOrEqual": "10.0.26", "status": "affected", "version": "10.0.0-M1", "versionType": "maven"}, {"lessThanOrEqual": "9.0.67", "status": "affected", "version": "9.0.0-M1", "versionType": "maven"}, {"lessThanOrEqual": "8.5.82", "status": "affected", "version": "8.5.0", "versionType": "maven"}]}], "credits": [{"lang": "en", "value": "Thanks to Sam Shahsavar who discovered this issue and reported it to the Apache Tomcat security team."}], "descriptions": [{"lang": "en", "value": "If Apache Tomcat 8.5.0 to 8.5.82, 9.0.0-M1 to 9.0.67, 10.0.0-M1 to 10.0.26 or 10.1.0-M1 to 10.1.0 was configured to ignore invalid HTTP headers via setting rejectIllegalHeader to false (the default for 8.5.x only), Tomcat did not reject a request containing an invalid Content-Length header making a request smuggling attack possible if Tomcat was located behind a reverse proxy that also failed to reject the request with the invalid header."}], "metrics": [{"other": {"content": {"other": "low"}, "type": "unknown"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-444", "description": "CWE-444 Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "shortName": "apache", "dateUpdated": "2023-05-30T05:09:47.383Z"}, "references": [{"url": "https://lists.apache.org/thread/zzcxzvqfdqn515zfs3dxb7n8gty589sq"}, {"url": "https://security.gentoo.org/glsa/202305-37"}], "source": {"discovery": "UNKNOWN"}, "title": "Apache Tomcat request smuggling via malformed content-length", "x_generator": {"engine": "Vulnogram 0.0.9"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T13:03:45.683Z"}, "title": "CVE Program Container", "references": [{"url": "https://lists.apache.org/thread/zzcxzvqfdqn515zfs3dxb7n8gty589sq", "tags": ["x_transferred"]}, {"url": "https://security.gentoo.org/glsa/202305-37", "tags": ["x_transferred"]}]}]}}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*", "matchCriteriaId": "3E039E8B-0529-4FD1-8111-7DA0A1C9AD6A", "versionEndExcluding": "8.5.83", "versionStartIncluding": "8.5.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*", "matchCriteriaId": "EF4E5330-DCA5-44CA-8976-4A30144C99DD", "versionEndExcluding": "9.0.68", "versionStartIncluding": "9.0.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*", "matchCriteriaId": "B30CA0D9-834D-4044-B03B-7E6E60A4B0E6", "versionEndExcluding": "10.0.27", "versionStartIncluding": "10.0.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*", "matchCriteriaId": "4718424B-1ACF-426E-869B-C63A6B925192", "versionEndExcluding": "10.1.1", "versionStartIncluding": "10.1.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "If Apache Tomcat 8.5.0 to 8.5.82, 9.0.0-M1 to 9.0.67, 10.0.0-M1 to 10.0.26 or 10.1.0-M1 to 10.1.0 was configured to ignore invalid HTTP headers via setting rejectIllegalHeader to false (the default for 8.5.x only), Tomcat did not reject a request containing an invalid Content-Length header making a request smuggling attack possible if Tomcat was located behind a reverse proxy that also failed to reject the request with the invalid header."}, {"lang": "es", "value": "Si Apache Tomcat 8.5.0 a 8.5.82, 9.0.0-M1 a 9.0.67, 10.0.0-M1 a 10.0.26 o 10.1.0-M1 a 10.1.0 se configur\u00f3 para ignorar encabezados HTTP no v\u00e1lidos mediante la configuraci\u00f3n de rechazarIllegalHeader a falso (el valor predeterminado solo para 8.5.x), Tomcat no rechaz\u00f3 una solicitud que conten\u00eda un encabezado Content-Length no v\u00e1lido, lo que hace posible un ataque de contrabando de solicitudes si Tomcat estaba ubicado detr\u00e1s de un proxy inverso que tampoco rechaz\u00f3 la solicitud con el encabezado no v\u00e1lido."}], "id": "CVE-2022-42252", "lastModified": "2024-11-21T07:24:35.377", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-11-01T09:15:10.817", "references": [{"source": "security@apache.org", "tags": ["Mailing List", "Vendor Advisory"], "url": "https://lists.apache.org/thread/zzcxzvqfdqn515zfs3dxb7n8gty589sq"}, {"source": "security@apache.org", "url": "https://security.gentoo.org/glsa/202305-37"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Vendor Advisory"], "url": "https://lists.apache.org/thread/zzcxzvqfdqn515zfs3dxb7n8gty589sq"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://security.gentoo.org/glsa/202305-37"}], "sourceIdentifier": "security@apache.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-444"}], "source": "security@apache.org", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-444"}], "source": "nvd@nist.gov", "type": "Secondary"}]}

{"affected_release": [{"advisory": "RHSA-2023:1664", "cpe": "cpe:/a:redhat:jboss_enterprise_web_server:5.7", "package": "jws5-tomcat", "product_name": "Red Hat JBoss Web Server 5", "release_date": "2023-04-12T00:00:00Z"}, {"advisory": "RHSA-2023:1663", "cpe": "cpe:/a:redhat:jboss_enterprise_web_server:5.7::el7", "package": "jws5-tomcat-0:9.0.62-13.redhat_00011.1.el7jws", "product_name": "Red Hat JBoss Web Server 5.7 on RHEL 7", "release_date": "2023-04-12T00:00:00Z"}, {"advisory": "RHSA-2023:1663", "cpe": "cpe:/a:redhat:jboss_enterprise_web_server:5.7::el8", "package": "jws5-tomcat-0:9.0.62-13.redhat_00011.1.el8jws", "product_name": "Red Hat JBoss Web Server 5.7 on RHEL 8", "release_date": "2023-04-12T00:00:00Z"}, {"advisory": "RHSA-2023:1663", "cpe": "cpe:/a:redhat:jboss_enterprise_web_server:5.7::el9", "package": "jws5-tomcat-0:9.0.62-13.redhat_00011.1.el9jws", "product_name": "Red Hat JBoss Web Server 5.7 on RHEL 9", "release_date": "2023-04-12T00:00:00Z"}], "bugzilla": {"description": "tomcat: request smuggling", "id": "2141329", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2141329"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.8", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N", "status": "verified"}, "cwe": "CWE-444", "details": ["If Apache Tomcat 8.5.0 to 8.5.82, 9.0.0-M1 to 9.0.67, 10.0.0-M1 to 10.0.26 or 10.1.0-M1 to 10.1.0 was configured to ignore invalid HTTP headers via setting rejectIllegalHeader to false (the default for 8.5.x only), Tomcat did not reject a request containing an invalid Content-Length header making a request smuggling attack possible if Tomcat was located behind a reverse proxy that also failed to reject the request with the invalid header.", "A flaw was found in Apache Tomcat. If the server is configured to ignore invalid HTTP headers, the server does not reject a request containing an invalid content-length header, making it vulnerable to a request smuggling attack."], "name": "CVE-2022-42252", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "tomcat6", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "tomcat", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "pki-deps:10.6/pki-servlet-engine", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "tomcat", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "pki-servlet-engine", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "tomcat", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_web_server:3", "fix_state": "Out of support scope", "package_name": "tomcat", "product_name": "Red Hat JBoss Web Server 3"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_web_server:3", "fix_state": "Out of support scope", "package_name": "tomcat7", "product_name": "Red Hat JBoss Web Server 3"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_web_server:3", "fix_state": "Out of support scope", "package_name": "tomcat8", "product_name": "Red Hat JBoss Web Server 3"}], "public_date": "2022-10-31T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-42252\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-42252"], "statement": "Red Hat Satellite does not include the affected Apache Tomcat, however, Tomcat is shipped with Red Hat Enterprise Linux and consumed by the Candlepin component of Satellite. Red Hat Satellite users are therefore advised to check the impact state of Red Hat Enterprise Linux, since any necessary fixes will be distributed through the platform.\nTomcat requires a non-standard setting of rejectIllegalHeader = false. Also it demands Tomcat to be behind a proxy reverse proxy that also failed to reject the request with the invalid\nheader. A malicious attacker would need time and efforts to go through the environment and jeopardize the environment by accessing protected data. Hence the CVSS score of 4.8.", "threat_severity": "Low", "upstream_fix": "tomcat 10.1.1, tomcat 10.0.27, tomcat 9.0.68, tomcat 8.5.83"}