cve-2021-43797
Vulnerability from cvelistv5
Published
2021-12-09 00:00
Modified
2024-08-04 04:03
Summary
HTTP fails to validate against control chars in header names which may lead to HTTP request smuggling
References
security-advisories@github.comhttps://github.com/netty/netty/commit/07aa6b5938a8b6ed7a6586e066400e2643897323Patch, Third Party Advisory
security-advisories@github.comhttps://github.com/netty/netty/security/advisories/GHSA-wx5j-54mm-rqqqThird Party Advisory
security-advisories@github.comhttps://lists.debian.org/debian-lts-announce/2023/01/msg00008.htmlMailing List, Third Party Advisory
security-advisories@github.comhttps://security.netapp.com/advisory/ntap-20220107-0003/Third Party Advisory
security-advisories@github.comhttps://www.debian.org/security/2023/dsa-5316Third Party Advisory
security-advisories@github.comhttps://www.oracle.com/security-alerts/cpuapr2022.htmlPatch, Third Party Advisory
security-advisories@github.comhttps://www.oracle.com/security-alerts/cpujul2022.htmlPatch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/netty/netty/commit/07aa6b5938a8b6ed7a6586e066400e2643897323Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/netty/netty/security/advisories/GHSA-wx5j-54mm-rqqqThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2023/01/msg00008.htmlMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://security.netapp.com/advisory/ntap-20220107-0003/Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.debian.org/security/2023/dsa-5316Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.oracle.com/security-alerts/cpuapr2022.htmlPatch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.oracle.com/security-alerts/cpujul2022.htmlPatch, Third Party Advisory
Impacted products
Vendor Product Version
Show details on NVD website


{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T04:03:08.898Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/netty/netty/security/advisories/GHSA-wx5j-54mm-rqqq"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/netty/netty/commit/07aa6b5938a8b6ed7a6586e066400e2643897323"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://www.oracle.com/security-alerts/cpuapr2022.html"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://security.netapp.com/advisory/ntap-20220107-0003/"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://www.oracle.com/security-alerts/cpujul2022.html"
          },
          {
            "name": "[debian-lts-announce] 20230111 [SECURITY] [DLA 3268-1] netty security update",
            "tags": [
              "mailing-list",
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2023/01/msg00008.html"
          },
          {
            "name": "DSA-5316",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://www.debian.org/security/2023/dsa-5316"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "netty",
          "vendor": "netty",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c= 4.1.7.0.Final"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Netty is an asynchronous event-driven network application framework for rapid development of maintainable high performance protocol servers \u0026 clients. Netty prior to version 4.1.71.Final skips control chars when they are present at the beginning / end of the header name. It should instead fail fast as these are not allowed by the spec and could lead to HTTP request smuggling. Failing to do the validation might cause netty to \"sanitize\" header names before it forward these to another remote system when used as proxy. This remote system can\u0027t see the invalid usage anymore, and therefore does not do the validation itself. Users should upgrade to version 4.1.71.Final."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-444",
              "description": "CWE-444: Inconsistent Interpretation of HTTP Requests (\u0027HTTP Request Smuggling\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2023-01-12T00:00:00",
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
      },
      "references": [
        {
          "url": "https://github.com/netty/netty/security/advisories/GHSA-wx5j-54mm-rqqq"
        },
        {
          "url": "https://github.com/netty/netty/commit/07aa6b5938a8b6ed7a6586e066400e2643897323"
        },
        {
          "url": "https://www.oracle.com/security-alerts/cpuapr2022.html"
        },
        {
          "url": "https://security.netapp.com/advisory/ntap-20220107-0003/"
        },
        {
          "url": "https://www.oracle.com/security-alerts/cpujul2022.html"
        },
        {
          "name": "[debian-lts-announce] 20230111 [SECURITY] [DLA 3268-1] netty security update",
          "tags": [
            "mailing-list"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2023/01/msg00008.html"
        },
        {
          "name": "DSA-5316",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://www.debian.org/security/2023/dsa-5316"
        }
      ],
      "source": {
        "advisory": "GHSA-wx5j-54mm-rqqq",
        "discovery": "UNKNOWN"
      },
      "title": "HTTP fails to validate against control chars in header names which may lead to HTTP request smuggling"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
    "assignerShortName": "GitHub_M",
    "cveId": "CVE-2021-43797",
    "datePublished": "2021-12-09T00:00:00",
    "dateReserved": "2021-11-16T00:00:00",
    "dateUpdated": "2024-08-04T04:03:08.898Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2021-43797\",\"sourceIdentifier\":\"security-advisories@github.com\",\"published\":\"2021-12-09T19:15:07.960\",\"lastModified\":\"2024-11-21T06:29:48.490\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Netty is an asynchronous event-driven network application framework for rapid development of maintainable high performance protocol servers \u0026 clients. Netty prior to version 4.1.71.Final skips control chars when they are present at the beginning / end of the header name. It should instead fail fast as these are not allowed by the spec and could lead to HTTP request smuggling. Failing to do the validation might cause netty to \\\"sanitize\\\" header names before it forward these to another remote system when used as proxy. This remote system can\u0027t see the invalid usage anymore, and therefore does not do the validation itself. Users should upgrade to version 4.1.71.Final.\"},{\"lang\":\"es\",\"value\":\"Netty es un marco de trabajo de aplicaciones de red as\u00edncronas impulsadas por eventos para el desarrollo r\u00e1pido de servidores y clientes de protocolo de alto rendimiento mantenibles. Netty antes de la versi\u00f3n 4.1.71.Final omite los caracteres de control cuando est\u00e1n presentes al principio/fin del nombre de la cabecera. En su lugar, deber\u00eda fallar r\u00e1pidamente ya que estos no est\u00e1n permitidos por la especificaci\u00f3n y podr\u00edan llevar a un contrabando de peticiones HTTP. No hacer la validaci\u00f3n podr\u00eda causar que netty \\\"sanee\\\" los nombres de las cabeceras antes de reenviarlas a otro sistema remoto cuando se usa como proxy. Este sistema remoto ya no puede ver el uso inv\u00e1lido, y por lo tanto no hace la validaci\u00f3n por s\u00ed mismo. Los usuarios deben actualizar a la versi\u00f3n 4.1.71.Final\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"security-advisories@github.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N\",\"baseScore\":6.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":2.8,\"impactScore\":3.6},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N\",\"baseScore\":6.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":2.8,\"impactScore\":3.6}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:M/Au:N/C:N/I:P/A:N\",\"baseScore\":4.3,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"MEDIUM\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"NONE\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":8.6,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":true}]},\"weaknesses\":[{\"source\":\"security-advisories@github.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-444\"}]},{\"source\":\"nvd@nist.gov\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-444\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:netty:netty:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"4.1.71\",\"matchCriteriaId\":\"F63C0F0C-1D4C-4383-820A-9325DE306780\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:quarkus:quarkus:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"2.5.3\",\"matchCriteriaId\":\"9050DC4B-0A83-436F-9AE5-6DC28EC7F69D\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:netapp:oncommand_workflow_automation:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"5735E553-9731-4AAC-BCFF-989377F817B3\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:netapp:snapcenter:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"BDFB1169-41A0-4A86-8E4F-FDA9730B1E94\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:oracle:banking_deposits_and_lines_of_credit_servicing:2.7:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"ED63D221-31FA-480F-802F-844334F429F5\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:oracle:banking_party_management:2.7.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"C542DC5E-6657-4178-9C69-46FD3C187D56\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:oracle:banking_platform:2.6.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"132CE62A-FBFC-4001-81EC-35D81F73AF48\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:oracle:coherence:12.2.1.4.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"2FF57C7A-92C9-4D71-A7B1-CC9DEFAA8193\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:oracle:coherence:14.1.1.0.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"5FA64A1D-34F9-4441-857A-25C165E6DBB6\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:oracle:communications_cloud_native_core_binding_support_function:1.11.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"10323322-F6C0-4EA7-9344-736F7A80AA5F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:oracle:communications_cloud_native_core_network_slice_selection_function:1.8.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"3AA09838-BF13-46AC-BB97-A69F48B73A8A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:oracle:communications_cloud_native_core_policy:1.15.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"B4367D9B-BF81-47AD-A840-AC46317C774D\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:oracle:communications_cloud_native_core_security_edge_protection_proxy:1.7.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"BD4349FE-EEF8-489A-8ABF-5FCD55EC6DE0\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:oracle:communications_cloud_native_core_unified_data_repository:1.15.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"C6EAA723-2A23-4151-930B-86ACF9CC1C0C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:oracle:communications_design_studio:7.4.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"A67AA54B-258D-4D09-9ACB-4085E0B3E585\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:oracle:communications_instant_messaging_server:8.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"47CE14F1-7E98-4C3B-A817-C54273F23464\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:oracle:helidon:1.4.10:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"4E7626D2-D9FF-416A-9581-852CED0D8C24\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:oracle:helidon:2.4.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"99344A5D-F4B7-49B4-9AE6-0E2FB3874EA5\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:oracle:peoplesoft_enterprise_peopletools:8.58:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"D9DB4A14-2EF5-4B54-95D2-75E6CF9AA0A9\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:oracle:peoplesoft_enterprise_peopletools:8.59:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"C8AF00C6-B97F-414D-A8DF-057E6BFD8597\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"07B237A9-69A3-4A9C-9DA0-4E06BD37AE73\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"FA6FEEC2-9F11-4643-8827-749718254FED\"}]}]}],\"references\":[{\"url\":\"https://github.com/netty/netty/commit/07aa6b5938a8b6ed7a6586e066400e2643897323\",\"source\":\"security-advisories@github.com\",\"tags\":[\"Patch\",\"Third Party Advisory\"]},{\"url\":\"https://github.com/netty/netty/security/advisories/GHSA-wx5j-54mm-rqqq\",\"source\":\"security-advisories@github.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://lists.debian.org/debian-lts-announce/2023/01/msg00008.html\",\"source\":\"security-advisories@github.com\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]},{\"url\":\"https://security.netapp.com/advisory/ntap-20220107-0003/\",\"source\":\"security-advisories@github.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.debian.org/security/2023/dsa-5316\",\"source\":\"security-advisories@github.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.oracle.com/security-alerts/cpuapr2022.html\",\"source\":\"security-advisories@github.com\",\"tags\":[\"Patch\",\"Third Party Advisory\"]},{\"url\":\"https://www.oracle.com/security-alerts/cpujul2022.html\",\"source\":\"security-advisories@github.com\",\"tags\":[\"Patch\",\"Third Party Advisory\"]},{\"url\":\"https://github.com/netty/netty/commit/07aa6b5938a8b6ed7a6586e066400e2643897323\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\",\"Third Party Advisory\"]},{\"url\":\"https://github.com/netty/netty/security/advisories/GHSA-wx5j-54mm-rqqq\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://lists.debian.org/debian-lts-announce/2023/01/msg00008.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]},{\"url\":\"https://security.netapp.com/advisory/ntap-20220107-0003/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.debian.org/security/2023/dsa-5316\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.oracle.com/security-alerts/cpuapr2022.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\",\"Third Party Advisory\"]},{\"url\":\"https://www.oracle.com/security-alerts/cpujul2022.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\",\"Third Party Advisory\"]}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading…

Loading…

Loading…

Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.