CVE-2020-5871 (GCVE-0-2020-5871)

Vulnerability from cvelistv5 – Published: 2020-04-30 19:49 – Updated: 2024-08-04 08:47
VLAI?
Summary
On BIG-IP 14.1.0-14.1.2.3, undisclosed requests can lead to a denial of service (DoS) when sent to BIG-IP HTTP/2 virtual servers. The problem can occur when ciphers, which have been blacklisted by the HTTP/2 RFC, are used on backend servers. This is a data-plane issue. There is no control-plane exposure.
Severity ?
No CVSS data available.
CWE
  • DoS
Assigner
f5
References
Impacted products
Vendor Product Version
n/a BIG-IP Affected: 14.1.0-14.1.2.3
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T08:47:40.045Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://support.f5.com/csp/article/K43450419"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "BIG-IP",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "14.1.0-14.1.2.3"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "On BIG-IP 14.1.0-14.1.2.3, undisclosed requests can lead to a denial of service (DoS) when sent to BIG-IP HTTP/2 virtual servers. The problem can occur when ciphers, which have been blacklisted by the HTTP/2 RFC, are used on backend servers. This is a data-plane issue. There is no control-plane exposure."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "DoS",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2020-04-30T19:49:40",
        "orgId": "9dacffd4-cb11-413f-8451-fbbfd4ddc0ab",
        "shortName": "f5"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://support.f5.com/csp/article/K43450419"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "f5sirt@f5.com",
          "ID": "CVE-2020-5871",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "BIG-IP",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "14.1.0-14.1.2.3"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "On BIG-IP 14.1.0-14.1.2.3, undisclosed requests can lead to a denial of service (DoS) when sent to BIG-IP HTTP/2 virtual servers. The problem can occur when ciphers, which have been blacklisted by the HTTP/2 RFC, are used on backend servers. This is a data-plane issue. There is no control-plane exposure."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "DoS"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://support.f5.com/csp/article/K43450419",
              "refsource": "MISC",
              "url": "https://support.f5.com/csp/article/K43450419"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "9dacffd4-cb11-413f-8451-fbbfd4ddc0ab",
    "assignerShortName": "f5",
    "cveId": "CVE-2020-5871",
    "datePublished": "2020-04-30T19:49:40",
    "dateReserved": "2020-01-06T00:00:00",
    "dateUpdated": "2024-08-04T08:47:40.045Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "fkie_nvd": {
      "configurations": "[{\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"14.1.0\", \"versionEndIncluding\": \"14.1.2.3\", \"matchCriteriaId\": \"07FC84CA-3E12-43FB-ADBD-7B988DEF3A97\"}]}]}, {\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"14.1.0\", \"versionEndIncluding\": \"14.1.2.3\", \"matchCriteriaId\": \"5BEE162F-A016-4EDB-A7D1-1F87945EED3E\"}]}]}, {\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:f5:big-ip_analytics:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"14.1.0\", \"versionEndIncluding\": \"14.1.2.3\", \"matchCriteriaId\": \"7F553CD8-01FF-4616-A32C-4F4B5844A6FD\"}]}]}, {\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:f5:big-ip_application_acceleration_manager:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"14.1.0\", \"versionEndIncluding\": \"14.1.2.3\", \"matchCriteriaId\": \"547D6BFB-5DE8-4027-88EF-0349400494D1\"}]}]}, {\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"14.1.0\", \"versionEndIncluding\": \"14.1.2.3\", \"matchCriteriaId\": \"7881BC1C-1B10-43D4-AD4A-545D7C7C4160\"}]}]}, {\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"14.1.0\", \"versionEndIncluding\": \"14.1.2.3\", \"matchCriteriaId\": \"17DCA2C1-FD7A-430F-AD7C-4AB2DF7E233E\"}]}]}, {\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:f5:big-ip_fraud_protection_service:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"14.1.0\", \"versionEndIncluding\": \"14.1.2.3\", \"matchCriteriaId\": \"F6DFBD76-20DB-497D-B407-1EAA5555B49F\"}]}]}, {\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"14.1.0\", \"versionEndIncluding\": \"14.1.2.3\", \"matchCriteriaId\": \"64B21CD4-4D50-45EC-8297-D54A1BBC6521\"}]}]}, {\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:f5:big-ip_link_controller:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"14.1.0\", \"versionEndIncluding\": \"14.1.2.3\", \"matchCriteriaId\": \"DA369F2E-2E17-4BEA-B894-14656D977B93\"}]}]}, {\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"14.1.0\", \"versionEndIncluding\": \"14.1.2.3\", \"matchCriteriaId\": \"7E0B6F31-DC75-49C9-9E59-EF1CD68B1B3D\"}]}]}, {\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:f5:big-ip_policy_enforcement_manager:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"14.1.0\", \"versionEndIncluding\": \"14.1.2.3\", \"matchCriteriaId\": \"8D806FBF-8E6D-412C-B547-92AD9294B639\"}]}]}]",
      "descriptions": "[{\"lang\": \"en\", \"value\": \"On BIG-IP 14.1.0-14.1.2.3, undisclosed requests can lead to a denial of service (DoS) when sent to BIG-IP HTTP/2 virtual servers. The problem can occur when ciphers, which have been blacklisted by the HTTP/2 RFC, are used on backend servers. This is a data-plane issue. There is no control-plane exposure.\"}, {\"lang\": \"es\", \"value\": \"En BIG-IP versiones 14.1.0 hasta 14.1.2.3, las peticiones no reveladas pueden conllevar a una denegaci\\u00f3n de servicio (DoS) cuando son enviadas hacia los servidores virtuales HTTP/2 de BIG-IP. El problema puede ocurrir cuando los cifrados, que han sido puestos en una lista negra por el RFC HTTP/2, son usados en los servidores de backend. Este es un problema del plano de datos. No hay una exposici\\u00f3n del plano de control.\"}]",
      "id": "CVE-2020-5871",
      "lastModified": "2024-11-21T05:34:44.380",
      "metrics": "{\"cvssMetricV31\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\", \"baseScore\": 7.5, \"baseSeverity\": \"HIGH\", \"attackVector\": \"NETWORK\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"NONE\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"NONE\", \"integrityImpact\": \"NONE\", \"availabilityImpact\": \"HIGH\"}, \"exploitabilityScore\": 3.9, \"impactScore\": 3.6}], \"cvssMetricV2\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"2.0\", \"vectorString\": \"AV:N/AC:L/Au:N/C:N/I:N/A:P\", \"baseScore\": 5.0, \"accessVector\": \"NETWORK\", \"accessComplexity\": \"LOW\", \"authentication\": \"NONE\", \"confidentialityImpact\": \"NONE\", \"integrityImpact\": \"NONE\", \"availabilityImpact\": \"PARTIAL\"}, \"baseSeverity\": \"MEDIUM\", \"exploitabilityScore\": 10.0, \"impactScore\": 2.9, \"acInsufInfo\": false, \"obtainAllPrivilege\": false, \"obtainUserPrivilege\": false, \"obtainOtherPrivilege\": false, \"userInteractionRequired\": false}]}",
      "published": "2020-04-30T20:15:12.480",
      "references": "[{\"url\": \"https://support.f5.com/csp/article/K43450419\", \"source\": \"f5sirt@f5.com\", \"tags\": [\"Vendor Advisory\"]}, {\"url\": \"https://support.f5.com/csp/article/K43450419\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Vendor Advisory\"]}]",
      "sourceIdentifier": "f5sirt@f5.com",
      "vulnStatus": "Modified",
      "weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"NVD-CWE-noinfo\"}]}]"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2020-5871\",\"sourceIdentifier\":\"f5sirt@f5.com\",\"published\":\"2020-04-30T20:15:12.480\",\"lastModified\":\"2024-11-21T05:34:44.380\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"On BIG-IP 14.1.0-14.1.2.3, undisclosed requests can lead to a denial of service (DoS) when sent to BIG-IP HTTP/2 virtual servers. The problem can occur when ciphers, which have been blacklisted by the HTTP/2 RFC, are used on backend servers. This is a data-plane issue. There is no control-plane exposure.\"},{\"lang\":\"es\",\"value\":\"En BIG-IP versiones 14.1.0 hasta 14.1.2.3, las peticiones no reveladas pueden conllevar a una denegaci\u00f3n de servicio (DoS) cuando son enviadas hacia los servidores virtuales HTTP/2 de BIG-IP. El problema puede ocurrir cuando los cifrados, que han sido puestos en una lista negra por el RFC HTTP/2, son usados en los servidores de backend. Este es un problema del plano de datos. No hay una exposici\u00f3n del plano de control.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:N/I:N/A:P\",\"baseScore\":5.0,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":10.0,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"NVD-CWE-noinfo\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"14.1.0\",\"versionEndIncluding\":\"14.1.2.3\",\"matchCriteriaId\":\"07FC84CA-3E12-43FB-ADBD-7B988DEF3A97\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"14.1.0\",\"versionEndIncluding\":\"14.1.2.3\",\"matchCriteriaId\":\"5BEE162F-A016-4EDB-A7D1-1F87945EED3E\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:f5:big-ip_analytics:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"14.1.0\",\"versionEndIncluding\":\"14.1.2.3\",\"matchCriteriaId\":\"7F553CD8-01FF-4616-A32C-4F4B5844A6FD\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:f5:big-ip_application_acceleration_manager:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"14.1.0\",\"versionEndIncluding\":\"14.1.2.3\",\"matchCriteriaId\":\"547D6BFB-5DE8-4027-88EF-0349400494D1\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"14.1.0\",\"versionEndIncluding\":\"14.1.2.3\",\"matchCriteriaId\":\"7881BC1C-1B10-43D4-AD4A-545D7C7C4160\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"14.1.0\",\"versionEndIncluding\":\"14.1.2.3\",\"matchCriteriaId\":\"17DCA2C1-FD7A-430F-AD7C-4AB2DF7E233E\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:f5:big-ip_fraud_protection_service:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"14.1.0\",\"versionEndIncluding\":\"14.1.2.3\",\"matchCriteriaId\":\"F6DFBD76-20DB-497D-B407-1EAA5555B49F\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"14.1.0\",\"versionEndIncluding\":\"14.1.2.3\",\"matchCriteriaId\":\"64B21CD4-4D50-45EC-8297-D54A1BBC6521\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:f5:big-ip_link_controller:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"14.1.0\",\"versionEndIncluding\":\"14.1.2.3\",\"matchCriteriaId\":\"DA369F2E-2E17-4BEA-B894-14656D977B93\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"14.1.0\",\"versionEndIncluding\":\"14.1.2.3\",\"matchCriteriaId\":\"7E0B6F31-DC75-49C9-9E59-EF1CD68B1B3D\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:f5:big-ip_policy_enforcement_manager:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"14.1.0\",\"versionEndIncluding\":\"14.1.2.3\",\"matchCriteriaId\":\"8D806FBF-8E6D-412C-B547-92AD9294B639\"}]}]}],\"references\":[{\"url\":\"https://support.f5.com/csp/article/K43450419\",\"source\":\"f5sirt@f5.com\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://support.f5.com/csp/article/K43450419\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.