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CVE-2021-22984

Estado: ModificadaMedia (6.1)—

On BIG-IP Advanced WAF and ASM version 15.1.x before 15.1.0.2, 15.0.x before 15.0.1.4, 14.1.x before 14.1.2.5, 13.1.x before 13.1.3.4, 12.1.x before 12.1.5.2, and 11.6.x before 11.6.5.2, when receiving a unauthenticated client request with a maliciously crafted URI, a BIG-IP Advanced WAF or ASM virtual server configured with a DoS profile with Proactive Bot Defense (versions prior to 14.1.0), or a Bot Defense profile (versions 14.1.0 and later), may subject clients and web servers to Open Redirection attacks. Note: Software versions which have reached End of Software Development (EoSD) are not evaluated.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (2)

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-22984",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 5.8,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:N",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 4.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 6.1,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 2.7,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "f5sirt@f5.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "BIG-IP Advanced WAF & BIG-IP ASM",
          "versions": [
            {
              "status": "affected",
              "version": "15.1.x before 15.1.0.2, 15.0.x before 15.0.1.4, 14.1.x before 14.1.2.5, 13.1.x before 13.1.3.4, 12.1.x before 12.1.5.2, and 11.6.x before 11.6.5.2"
            }
          ]
        }
      ]
    }
  ],
  "published": "2021-02-12T20:15:13.800",
  "references": [
    {
      "url": "https://support.f5.com/csp/article/K33440533",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "f5sirt@f5.com"
    },
    {
      "url": "https://support.f5.com/csp/article/K33440533",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-601"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "On BIG-IP Advanced WAF and ASM version 15.1.x before 15.1.0.2, 15.0.x before 15.0.1.4, 14.1.x before 14.1.2.5, 13.1.x before 13.1.3.4, 12.1.x before 12.1.5.2, and 11.6.x before 11.6.5.2, when receiving a unauthenticated client request with a maliciously crafted URI, a BIG-IP Advanced WAF or ASM virtual server configured with a DoS profile with Proactive Bot Defense (versions prior to 14.1.0), or a Bot Defense profile (versions 14.1.0 and later), may subject clients and web servers to Open Redirection attacks. Note: Software versions which have reached End of Software Development (EoSD) are not evaluated."
    },
    {
      "lang": "es",
      "value": "En BIG-IP Advanced WAF y ASM versiones 15.1.x  anteriores a 15.1.0.2, versiones 15.0.x anteriores a 15.0.1.4, versiones 14.1.x  anteriores a 14.1.2.5, versiones 13.1.x anteriores a 13.1.3.4, versiones 12.1.x  anteriores a 12.1.5.2 y  versiones 11.6.x anteriores a 11.6.5.2, cuando se recibe una petición de cliente no autenticado con un URI diseñado maliciosamente, un servidor virtual de BIG-IP Advanced WAF o ASM configurado con un perfil DoS con Proactive Bot Defense (versiones anteriores a 14.1.0) o un perfil Bot Defense (versiones 14.1.0 y posteriores) puede someter a los clientes y servidores web a ataques de redireccionamiento abierto. Nota: No se evalúan las versiones de software que han alcanzado End of Software Development  (EoSD)"
    }
  ],
  "lastModified": "2026-06-17T03:38:09.210",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:f5:big-ip_advanced_web_application_firewall:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "E64263B7-7BE1-472E-9130-7BC8F2932683",
              "versionEndExcluding": "11.6.5.2",
              "versionStartIncluding": "11.6.1"
            },
            {
              "criteria": "cpe:2.3:a:f5:big-ip_advanced_web_application_firewall:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "694C630B-5342-4C6C-A0FA-050B9C76936D",
              "versionEndExcluding": "12.1.5.2",
              "versionStartIncluding": "12.1.0"
            },
            {
              "criteria": "cpe:2.3:a:f5:big-ip_advanced_web_application_firewall:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "EC400989-FE65-4DEC-B9DD-7BEF6EB72DC0",
              "versionEndExcluding": "13.1.3.4",
              "versionStartIncluding": "13.1.0"
            },
            {
              "criteria": "cpe:2.3:a:f5:big-ip_advanced_web_application_firewall:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "925D0924-8CEB-4F06-B1ED-4ACA34D24201",
              "versionEndExcluding": "14.1.2.5",
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            },
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              "vulnerable": true,
              "matchCriteriaId": "7FBF20C1-5B3C-4DC0-B6F7-4DB0205BF2B0",
              "versionEndExcluding": "15.0.1.4",
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            },
            {
              "criteria": "cpe:2.3:a:f5:big-ip_advanced_web_application_firewall:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "D003688C-AB35-4169-85E9-1B2DDF399DB1",
              "versionEndExcluding": "15.1.0.2",
              "versionStartIncluding": "15.1.0"
            },
            {
              "criteria": "cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "8999F566-9884-4CAA-BED7-8CF72F11E6F8",
              "versionEndExcluding": "11.6.5.2",
              "versionStartIncluding": "11.6.1"
            },
            {
              "criteria": "cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "91BF72A9-EB50-4315-B956-5926967DCC46",
              "versionEndExcluding": "12.1.5.2",
              "versionStartIncluding": "12.1.0"
            },
            {
              "criteria": "cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "4AEE0B76-3F8E-420A-9589-BF3FDB942DEB",
              "versionEndExcluding": "13.1.3.4",
              "versionStartIncluding": "13.1.0"
            },
            {
              "criteria": "cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "DA9E370F-2A37-4612-91DD-2B1FD7EECCE7",
              "versionEndExcluding": "14.1.2.5",
              "versionStartIncluding": "14.1.0"
            },
            {
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              "vulnerable": true,
              "matchCriteriaId": "E6C4B56F-D022-4268-9D78-6E4D12AE9215",
              "versionEndExcluding": "15.0.1.4",
              "versionStartIncluding": "15.0.0"
            },
            {
              "criteria": "cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "53CA3EC2-CE36-4388-A7A9-4311AD80A8B2",
              "versionEndExcluding": "15.1.0.2",
              "versionStartIncluding": "15.1.0"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "f5sirt@f5.com"
}