FKIE_CVE-2025-45851

Vulnerability from fkie_nvd - Published: 2025-06-27 12:15 - Updated: 2026-04-15 00:35
Severity
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
An issue in Hikvision DS-2CD1321-I V5.7.21 build 230819 allows attackers to cause a Denial of Service (DoS) via sending a crafted POST request to the endpoint /ISAPI/Security/challenge. The vendor has stated that upgrading to V5.7.23_SP2 fixes the issue.
References
cve@mitre.orghttps://assets.hikvision.com/prd/public/all/files/202506/releasenote%5CNetwork_Camera-V5.7.23_SP2_Release_Note-E8.pdf
cve@mitre.orghttps://crashpark.weebly.com/blog/hikvision-ip-camera-unauthenticated-denial-of-service-dos
cve@mitre.orghttps://www.hikvision.com/en/support/download/firmware/
Impacted products
Vendor Product Version
To clipboard 

{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An issue in Hikvision DS-2CD1321-I V5.7.21 build 230819 allows attackers to cause a Denial of Service (DoS) via sending a crafted POST request to the endpoint /ISAPI/Security/challenge. The vendor has stated that upgrading to V5.7.23_SP2 fixes the issue."
    },
    {
      "lang": "es",
      "value": "Un problema en Hikvision DS-2CD1321-I V5.7.21 build 230819 permite a los atacantes provocar una denegaci\u00f3n de servicio (DoS) mediante el env\u00edo de una solicitud POST manipulada al endpoint /ISAPI/Security/challenge."
    }
  ],
  "id": "CVE-2025-45851",
  "lastModified": "2026-04-15T00:35:42.020",
  "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": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ]
  },
  "published": "2025-06-27T12:15:36.817",
  "references": [
    {
      "source": "cve@mitre.org",
      "url": "https://assets.hikvision.com/prd/public/all/files/202506/releasenote%5CNetwork_Camera-V5.7.23_SP2_Release_Note-E8.pdf"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://crashpark.weebly.com/blog/hikvision-ip-camera-unauthenticated-denial-of-service-dos"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://www.hikvision.com/en/support/download/firmware/"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Deferred"
}


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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.

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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.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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