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    "cveMetadata": {
        "state": "PUBLISHED",
        "cveId": "CVE-2022-42252",
        "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09",
        "assignerShortName": "apache",
        "dateUpdated": "2025-05-06T15:09:20.374Z",
        "dateReserved": "2022-10-03T00:00:00.000Z",
        "datePublished": "2022-11-01T00:00:00.000Z"
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    "containers": {
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                {
                    "defaultStatus": "unaffected",
                    "product": "Apache Tomcat",
                    "vendor": "Apache Software Foundation",
                    "versions": [
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                            "lessThanOrEqual": "10.1.0",
                            "status": "affected",
                            "version": "10.1.0-M1",
                            "versionType": "maven"
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                            "lessThanOrEqual": "10.0.26",
                            "status": "affected",
                            "version": "10.0.0-M1",
                            "versionType": "maven"
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                        {
                            "lessThanOrEqual": "9.0.67",
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                            "version": "9.0.0-M1",
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                        {
                            "lessThanOrEqual": "8.5.82",
                            "status": "affected",
                            "version": "8.5.0",
                            "versionType": "maven"
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                    ]
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            ],
            "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"
                    }
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            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "cweId": "CWE-444",
                            "description": "CWE-444 Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')",
                            "lang": "en",
                            "type": "CWE"
                        }
                    ]
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            ],
            "providerMetadata": {
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                "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"
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                        "url": "https://security.gentoo.org/glsa/202305-37",
                        "tags": [
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            {
                "problemTypes": [
                    {
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                            {
                                "type": "CWE",
                                "cweId": "CWE-444",
                                "lang": "en",
                                "description": "CWE-444 Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')"
                            }
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                ],
                "metrics": [
                    {
                        "cvssV3_1": {
                            "scope": "UNCHANGED",
                            "version": "3.1",
                            "baseScore": 7.5,
                            "attackVector": "NETWORK",
                            "baseSeverity": "HIGH",
                            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
                            "integrityImpact": "HIGH",
                            "userInteraction": "NONE",
                            "attackComplexity": "LOW",
                            "availabilityImpact": "NONE",
                            "privilegesRequired": "NONE",
                            "confidentialityImpact": "NONE"
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                    },
                    {
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                            "type": "ssvc",
                            "content": {
                                "timestamp": "2025-05-06T15:08:43.258399Z",
                                "id": "CVE-2022-42252",
                                "options": [
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                                        "Exploitation": "none"
                                    },
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                                        "Technical Impact": "partial"
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                                "role": "CISA Coordinator",
                                "version": "2.0.3"
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                ],
                "title": "CISA ADP Vulnrichment",
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                    "shortName": "CISA-ADP",
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