CVE-2020-27718
Vulnerability from cvelistv5
Published
2020-12-24 14:57
Modified
2024-08-04 16:18
Severity ?
Summary
When a BIG-IP ASM or Advanced WAF system running version 16.0.0-16.0.0.1, 15.1.0-15.1.0.5, 14.1.0-14.1.3, 13.1.0-13.1.3.4, 12.1.0-12.1.5.2, or 11.6.1-11.6.5.2 processes requests with JSON payload, an unusually large number of parameters can cause excessive CPU usage in the BIG-IP ASM bd process.
Impacted products
Vendor Product Version
Show details on NVD website


{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T16:18:45.680Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://support.f5.com/csp/article/K58102101"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "BIG-IP ASM \u0026 Advanced WAF",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "16.0.0-16.0.0.1, 15.1.0-15.1.0.5, 14.1.0-14.1.3, 13.1.0-13.1.3.4, 12.1.0-12.1.5.2, 11.6.1-11.6.5.2"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "When a BIG-IP ASM or Advanced WAF system running version 16.0.0-16.0.0.1, 15.1.0-15.1.0.5, 14.1.0-14.1.3, 13.1.0-13.1.3.4, 12.1.0-12.1.5.2, or 11.6.1-11.6.5.2 processes requests with JSON payload, an unusually large number of parameters can cause excessive CPU usage in the BIG-IP ASM bd process."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "DoS",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2020-12-24T14:57:33",
        "orgId": "9dacffd4-cb11-413f-8451-fbbfd4ddc0ab",
        "shortName": "f5"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://support.f5.com/csp/article/K58102101"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "f5sirt@f5.com",
          "ID": "CVE-2020-27718",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "BIG-IP ASM \u0026 Advanced WAF",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "16.0.0-16.0.0.1, 15.1.0-15.1.0.5, 14.1.0-14.1.3, 13.1.0-13.1.3.4, 12.1.0-12.1.5.2, 11.6.1-11.6.5.2"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "When a BIG-IP ASM or Advanced WAF system running version 16.0.0-16.0.0.1, 15.1.0-15.1.0.5, 14.1.0-14.1.3, 13.1.0-13.1.3.4, 12.1.0-12.1.5.2, or 11.6.1-11.6.5.2 processes requests with JSON payload, an unusually large number of parameters can cause excessive CPU usage in the BIG-IP ASM bd process."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "DoS"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://support.f5.com/csp/article/K58102101",
              "refsource": "MISC",
              "url": "https://support.f5.com/csp/article/K58102101"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "9dacffd4-cb11-413f-8451-fbbfd4ddc0ab",
    "assignerShortName": "f5",
    "cveId": "CVE-2020-27718",
    "datePublished": "2020-12-24T14:57:33",
    "dateReserved": "2020-10-26T00:00:00",
    "dateUpdated": "2024-08-04T16:18:45.680Z",
    "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_advanced_web_application_firewall:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"11.6.1\", \"versionEndIncluding\": \"11.6.5\", \"matchCriteriaId\": \"D8A02AA8-E1CA-487B-AAF3-9AD3206D417E\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:f5:big-ip_advanced_web_application_firewall:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"12.1.0\", \"versionEndIncluding\": \"12.1.5\", \"matchCriteriaId\": \"322AA283-E494-45E0-975E-2725E2FCC2DE\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:f5:big-ip_advanced_web_application_firewall:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"13.1.0\", \"versionEndExcluding\": \"13.1.3.5\", \"matchCriteriaId\": \"6DED2933-E11F-4C59-9DEC-9C8A563EB324\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:f5:big-ip_advanced_web_application_firewall:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"14.1.0\", \"versionEndExcluding\": \"14.1.3.1\", \"matchCriteriaId\": \"BF641654-BDC0-4483-B6BA-D5566427E5C5\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:f5:big-ip_advanced_web_application_firewall:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"15.0.0\", \"versionEndExcluding\": \"15.1.1\", \"matchCriteriaId\": \"F635B29F-2148-4931-A834-EB5B79C26388\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:f5:big-ip_advanced_web_application_firewall:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"16.0.0\", \"versionEndExcluding\": \"16.0.1\", \"matchCriteriaId\": \"F7034BE5-23A6-47FA-9D80-3F3CF29DA2B5\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"11.6.1\", \"versionEndIncluding\": \"11.6.5\", \"matchCriteriaId\": \"B15992E6-85B6-4E62-A284-FE4B78F5F373\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"12.1.0\", \"versionEndIncluding\": \"12.1.5\", \"matchCriteriaId\": \"2E5552A3-91CD-4B97-AD33-4F1FB4C8827A\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"13.1.0\", \"versionEndExcluding\": \"13.1.3.5\", \"matchCriteriaId\": \"A4AFCA70-BF3B-41DA-B0DE-03E91F3B372A\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"14.1.0\", \"versionEndExcluding\": \"14.1.3.1\", \"matchCriteriaId\": \"A0B1C52A-361A-46BD-9531-96C69F011EBC\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"15.0.0\", \"versionEndExcluding\": \"15.1.1\", \"matchCriteriaId\": \"A479BF72-A211-4E61-BB37-309E7DB46E31\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"16.0.0\", \"versionEndExcluding\": \"16.0.1\", \"matchCriteriaId\": \"C3B360C4-C9E2-4889-ADD5-3482E69BA8E7\"}]}]}]",
      "descriptions": "[{\"lang\": \"en\", \"value\": \"When a BIG-IP ASM or Advanced WAF system running version 16.0.0-16.0.0.1, 15.1.0-15.1.0.5, 14.1.0-14.1.3, 13.1.0-13.1.3.4, 12.1.0-12.1.5.2, or 11.6.1-11.6.5.2 processes requests with JSON payload, an unusually large number of parameters can cause excessive CPU usage in the BIG-IP ASM bd process.\"}, {\"lang\": \"es\", \"value\": \"Cuando un sistema BIG-IP ASM o Advanced WAF ejecut\\u00e1ndose en las versiones 16.0.0-16.0.0.1, 15.1.0-15.1.0.5, 14.1.0-14.1.3, 13.1.0-13.1.3.4, 12.1.0-12.1. 5.2, o 11.6.1-11.6.5.2, procesa peticiones con carga \\u00fatil JSON, una cantidad inusualmente grande de par\\u00e1metros pueden causar un uso excesivo de la CPU en el proceso bd de BIG-IP ASM\"}]",
      "id": "CVE-2020-27718",
      "lastModified": "2024-11-21T05:21:41.357",
      "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": "2020-12-24T15:15:12.593",
      "references": "[{\"url\": \"https://support.f5.com/csp/article/K58102101\", \"source\": \"f5sirt@f5.com\", \"tags\": [\"Vendor Advisory\"]}, {\"url\": \"https://support.f5.com/csp/article/K58102101\", \"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-2020-27718\",\"sourceIdentifier\":\"f5sirt@f5.com\",\"published\":\"2020-12-24T15:15:12.593\",\"lastModified\":\"2024-11-21T05:21:41.357\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"When a BIG-IP ASM or Advanced WAF system running version 16.0.0-16.0.0.1, 15.1.0-15.1.0.5, 14.1.0-14.1.3, 13.1.0-13.1.3.4, 12.1.0-12.1.5.2, or 11.6.1-11.6.5.2 processes requests with JSON payload, an unusually large number of parameters can cause excessive CPU usage in the BIG-IP ASM bd process.\"},{\"lang\":\"es\",\"value\":\"Cuando un sistema BIG-IP ASM o Advanced WAF ejecut\u00e1ndose en las versiones 16.0.0-16.0.0.1, 15.1.0-15.1.0.5, 14.1.0-14.1.3, 13.1.0-13.1.3.4, 12.1.0-12.1. 5.2, o 11.6.1-11.6.5.2, procesa peticiones con carga \u00fatil JSON, una cantidad inusualmente grande de par\u00e1metros pueden causar un uso excesivo de la CPU en el proceso bd de BIG-IP ASM\"}],\"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_advanced_web_application_firewall:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"11.6.1\",\"versionEndIncluding\":\"11.6.5\",\"matchCriteriaId\":\"D8A02AA8-E1CA-487B-AAF3-9AD3206D417E\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:f5:big-ip_advanced_web_application_firewall:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"12.1.0\",\"versionEndIncluding\":\"12.1.5\",\"matchCriteriaId\":\"322AA283-E494-45E0-975E-2725E2FCC2DE\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:f5:big-ip_advanced_web_application_firewall:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"13.1.0\",\"versionEndExcluding\":\"13.1.3.5\",\"matchCriteriaId\":\"6DED2933-E11F-4C59-9DEC-9C8A563EB324\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:f5:big-ip_advanced_web_application_firewall:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"14.1.0\",\"versionEndExcluding\":\"14.1.3.1\",\"matchCriteriaId\":\"BF641654-BDC0-4483-B6BA-D5566427E5C5\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:f5:big-ip_advanced_web_application_firewall:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"15.0.0\",\"versionEndExcluding\":\"15.1.1\",\"matchCriteriaId\":\"F635B29F-2148-4931-A834-EB5B79C26388\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:f5:big-ip_advanced_web_application_firewall:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"16.0.0\",\"versionEndExcluding\":\"16.0.1\",\"matchCriteriaId\":\"F7034BE5-23A6-47FA-9D80-3F3CF29DA2B5\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"11.6.1\",\"versionEndIncluding\":\"11.6.5\",\"matchCriteriaId\":\"B15992E6-85B6-4E62-A284-FE4B78F5F373\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"12.1.0\",\"versionEndIncluding\":\"12.1.5\",\"matchCriteriaId\":\"2E5552A3-91CD-4B97-AD33-4F1FB4C8827A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"13.1.0\",\"versionEndExcluding\":\"13.1.3.5\",\"matchCriteriaId\":\"A4AFCA70-BF3B-41DA-B0DE-03E91F3B372A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"14.1.0\",\"versionEndExcluding\":\"14.1.3.1\",\"matchCriteriaId\":\"A0B1C52A-361A-46BD-9531-96C69F011EBC\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"15.0.0\",\"versionEndExcluding\":\"15.1.1\",\"matchCriteriaId\":\"A479BF72-A211-4E61-BB37-309E7DB46E31\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"16.0.0\",\"versionEndExcluding\":\"16.0.1\",\"matchCriteriaId\":\"C3B360C4-C9E2-4889-ADD5-3482E69BA8E7\"}]}]}],\"references\":[{\"url\":\"https://support.f5.com/csp/article/K58102101\",\"source\":\"f5sirt@f5.com\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://support.f5.com/csp/article/K58102101\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor 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.