FKIE_CVE-2024-21789

Vulnerability from fkie_nvd - Published: 2024-02-14 17:15 - Updated: 2026-06-17 07:10
Severity
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
When a BIG-IP ASM/Advanced WAF security policy is configured on a virtual server, undisclosed requests can cause an increase in memory resource utilization.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated
References
f5sirt@f5.comhttps://my.f5.com/manage/s/article/K000137270Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://my.f5.com/manage/s/article/K000137270Vendor Advisory
Impacted products
Vendor Product Version
f5 big-ip_advanced_web_application_firewall *
f5 big-ip_application_security_manager *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unknown",
          "modules": [
            "Advanced WAF",
            "ASM"
          ],
          "product": "BIG-IP",
          "vendor": "F5",
          "versions": [
            {
              "lessThan": "17.1.1",
              "status": "affected",
              "version": "17.1.0",
              "versionType": "custom"
            },
            {
              "lessThan": "*",
              "status": "unaffected",
              "version": "16.1.0",
              "versionType": "custom"
            },
            {
              "lessThan": "*",
              "status": "unaffected",
              "version": "15.1.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "f5sirt@f5.com"
    },
    {
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:a:f5:big-ip:-:*:*:*:*:*:*:*"
          ],
          "defaultStatus": "unknown",
          "product": "big-ip",
          "vendor": "f5",
          "versions": [
            {
              "lessThan": "17.1.1",
              "status": "affected",
              "version": "17.1.0",
              "versionType": "custom"
            },
            {
              "lessThanOrEqual": "*",
              "status": "affected",
              "version": "16.1.0",
              "versionType": "custom"
            },
            {
              "lessThanOrEqual": "*",
              "status": "affected",
              "version": "15.1.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:f5:big-ip_advanced_web_application_firewall:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "F805B12C-7196-44A8-897C-4075D4B9EF5A",
              "versionEndExcluding": "17.1.1",
              "versionStartIncluding": "17.1.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "4453B671-B10F-4B82-A41D-048B12F37EA8",
              "versionEndExcluding": "17.1.1",
              "versionStartIncluding": "17.1.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "\n\n\nWhen a BIG-IP ASM/Advanced WAF security policy is configured on a virtual server, undisclosed requests can cause an increase in memory resource utilization.\n\u00a0Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated"
    },
    {
      "lang": "es",
      "value": "Cuando se configura una pol\u00edtica de seguridad BIG-IP ASM/WAF avanzada en un servidor virtual, las solicitudes no divulgadas pueden provocar un aumento en la utilizaci\u00f3n de recursos de memoria. Nota: Las versiones de software que han llegado al final del soporte t\u00e9cnico (EoTS) no se eval\u00faan"
    }
  ],
  "id": "CVE-2024-21789",
  "lastModified": "2026-06-17T07:10:10.193",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "f5sirt@f5.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2024-21789",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2024-02-15T16:27:48.097963Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2024-02-14T17:15:12.220",
  "references": [
    {
      "source": "f5sirt@f5.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://my.f5.com/manage/s/article/K000137270"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://my.f5.com/manage/s/article/K000137270"
    }
  ],
  "sourceIdentifier": "f5sirt@f5.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-772"
        }
      ],
      "source": "f5sirt@f5.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-772"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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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.
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  • 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.