FKIE_CVE-2021-35963

Vulnerability from fkie_nvd - Published: 2021-07-19 12:15 - Updated: 2026-06-17 03:58
Severity
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
The specific parameter of upload function of the Orca HCM digital learning platform does not filter file format, which allows remote unauthenticated attackers to upload files containing malicious script to execute RCE attacks.
References
twcert@cert.org.twhttps://www.chtsecurity.com/news/ba7b3ae7-14f3-4970-b3f6-4d97d8c7ea25Third Party Advisory
twcert@cert.org.twhttps://www.twcert.org.tw/tw/cp-132-4923-d68e6-1.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.chtsecurity.com/news/ba7b3ae7-14f3-4970-b3f6-4d97d8c7ea25Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.twcert.org.tw/tw/cp-132-4923-d68e6-1.htmlThird Party Advisory
Impacted products
Vendor Product Version
learningdigital orca_hcm *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "Orca HCM",
          "vendor": "Learningdigital.com, Inc.",
          "versions": [
            {
              "lessThanOrEqual": "10.0",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "twcert@cert.org.tw"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:learningdigital:orca_hcm:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "5DD0FF13-4AF2-4BE9-AA93-428611BF30CE",
              "versionEndIncluding": "10.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The specific parameter of upload function of the Orca HCM digital learning platform does not filter file format, which allows remote unauthenticated attackers to upload files containing malicious script to execute RCE attacks."
    },
    {
      "lang": "es",
      "value": "El par\u00e1metro espec\u00edfico de la funci\u00f3n upload de la plataforma de aprendizaje digital Orca HCM no filtra el formato de los archivos, lo que permite a atacantes remotos no autenticados cargar archivos conteniendo scripts maliciosos para ejecutar ataques RCE"
    }
  ],
  "id": "CVE-2021-35963",
  "lastModified": "2026-06-17T03:58:06.830",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 10.0,
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "COMPLETE",
          "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 10.0,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9,
        "source": "twcert@cert.org.tw",
        "type": "Secondary"
      }
    ]
  },
  "published": "2021-07-19T12:15:08.323",
  "references": [
    {
      "source": "twcert@cert.org.tw",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://www.chtsecurity.com/news/ba7b3ae7-14f3-4970-b3f6-4d97d8c7ea25"
    },
    {
      "source": "twcert@cert.org.tw",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://www.twcert.org.tw/tw/cp-132-4923-d68e6-1.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://www.chtsecurity.com/news/ba7b3ae7-14f3-4970-b3f6-4d97d8c7ea25"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://www.twcert.org.tw/tw/cp-132-4923-d68e6-1.html"
    }
  ],
  "sourceIdentifier": "twcert@cert.org.tw",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-434"
        }
      ],
      "source": "twcert@cert.org.tw",
      "type": "Secondary"
    }
  ]
}



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