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CVE-2021-35254

Estado: ModificadaAlta (8.8)—

SolarWinds received a report of a vulnerability related to an input that was not sanitized in WebHelpDesk. SolarWinds has removed this input field to prevent the misuse of this input in the future.

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 (1)

Solarwinds — Webhelpdesk

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-35254",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 6.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P",
          "authentication": "SINGLE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "psirt@solarwinds.com",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 8.2,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "HIGH",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.8,
        "exploitabilityScore": 1.8
      },
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 8.8,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "psirt@solarwinds.com",
      "affectedData": [
        {
          "vendor": "SolarWinds",
          "product": "WebHelpDesk",
          "versions": [
            {
              "status": "affected",
              "version": "12.7.8 and previous versions",
              "lessThan": "12.7.8 HF 1",
              "versionType": "custom"
            }
          ]
        }
      ]
    }
  ],
  "published": "2022-03-25T19:15:08.913",
  "references": [
    {
      "url": "https://support.solarwinds.com/SuccessCenter/s/article/Web-Help-Desk-12-7-8-Hotfix-1-Release-Notes?language=en_US",
      "tags": [
        "Mitigation",
        "Release Notes",
        "Vendor Advisory"
      ],
      "source": "psirt@solarwinds.com"
    },
    {
      "url": "https://www.solarwinds.com/trust-center/security-advisories/CVE-2021-35254",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "psirt@solarwinds.com"
    },
    {
      "url": "https://support.solarwinds.com/SuccessCenter/s/article/Web-Help-Desk-12-7-8-Hotfix-1-Release-Notes?language=en_US",
      "tags": [
        "Mitigation",
        "Release Notes",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://www.solarwinds.com/trust-center/security-advisories/CVE-2021-35254",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "psirt@solarwinds.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ]
    },
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "SolarWinds received a report of a vulnerability related to an input that was not sanitized in WebHelpDesk. SolarWinds has removed this input field to prevent the misuse of this input in the future."
    },
    {
      "lang": "es",
      "value": "SolarWinds recibió un informe de una vulnerabilidad relacionada con una entrada que no estaba saneada en WebHelpDesk. SolarWinds ha eliminado este campo de entrada para evitar el uso indebido de esta entrada en el futuro"
    }
  ],
  "lastModified": "2026-06-17T03:57:23.587",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:solarwinds:webhelpdesk:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "C15A7817-8886-4A78-A9B5-B11AF100D17D",
              "versionEndExcluding": "12.7.8"
            },
            {
              "criteria": "cpe:2.3:a:solarwinds:webhelpdesk:12.7.8:-:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B0A267F8-4120-48EF-ABA7-33D05426CAD8"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "psirt@solarwinds.com"
}