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CVE-2024-21900

Status: ModifiedMedium (6.5)—

An injection vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated users to execute commands via a network.

We have already fixed the vulnerability in the following versions: QTS 5.1.3.2578 build 20231110 and later QuTS hero h5.1.3.2578 build 20231110 and later QuTScloud c5.1.5.2651 and later

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (3)

Qnap — QTSQnap — Quts HeroQnap — Qutscloud

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2024-21900",
  "cveTags": [],
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          "role": "CISA Coordinator",
          "options": [
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              "exploitation": "none"
            },
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              "automatable": "no"
            },
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              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-04-10T04:00:37.139688Z"
        }
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          "integrityImpact": "LOW",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 1.4,
        "exploitabilityScore": 2.8
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          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
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      "source": "security@qnapsecurity.com.tw",
      "affectedData": [
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          "vendor": "QNAP Systems Inc.",
          "product": "QTS",
          "versions": [
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              "version": "5.1.x",
              "lessThan": "5.1.3.2578 build 20231110",
              "versionType": "custom"
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          "vendor": "QNAP Systems Inc.",
          "product": "QuTScloud",
          "versions": [
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              "version": "c5.x.x",
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              "versionType": "custom"
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          "product": "qts",
          "versions": [
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              "version": "5.1.x",
              "lessThan": "5.1.3.2578 build 20231110",
              "versionType": "custom"
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          ],
          "defaultStatus": "unknown"
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          "vendor": "qnap",
          "product": "quts_hero",
          "versions": [
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              "status": "affected",
              "version": "h5.1.x",
              "lessThan": "h5.1.3.2578 build 20231110",
              "versionType": "custom"
            }
          ],
          "defaultStatus": "unknown"
        },
        {
          "cpes": [
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          "vendor": "qnap",
          "product": "qutscloud",
          "versions": [
            {
              "status": "affected",
              "version": "c5.x.x",
              "lessThan": "c5.1.5.2651",
              "versionType": "custom"
            }
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          "defaultStatus": "unknown"
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  ],
  "published": "2024-03-08T17:15:22.793",
  "references": [
    {
      "url": "https://www.qnap.com/en/security-advisory/qsa-24-09",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "security@qnapsecurity.com.tw"
    },
    {
      "url": "https://www.qnap.com/en/security-advisory/qsa-24-09",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
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      "type": "Secondary",
      "source": "security@qnapsecurity.com.tw",
      "description": [
        {
          "lang": "en",
          "value": "CWE-74"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "An injection vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated users to execute commands via a network.\n\nWe have already fixed the vulnerability in the following versions:\nQTS 5.1.3.2578 build 20231110 and later\nQuTS hero h5.1.3.2578 build 20231110 and later\nQuTScloud c5.1.5.2651 and later\n"
    },
    {
      "lang": "es",
      "value": "Se ha informado que una vulnerabilidad de inyección afecta a varias versiones del sistema operativo QNAP. Si se explota, la vulnerabilidad podría permitir a los usuarios autenticados ejecutar comandos a través de una red. El fabricante ha solucionado la vulnerabilidad en las siguientes versiones: QTS 5.1.3.2578 build 20231110 y posteriores QuTS hero h5.1.3.2578 build 20231110 y posteriores QuTScloud c5.1.5.2651 y posteriores"
    }
  ],
  "lastModified": "2026-06-17T07:10:22.237",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "vulnerable": true,
              "matchCriteriaId": "F5C86981-E711-447D-8976-FD2B94525739",
              "versionEndExcluding": "5.1.3.2578"
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              "matchCriteriaId": "69500DDF-CBAB-4C7B-AA2E-61F580F0E361",
              "versionEndExcluding": "h5.1.3.2578"
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}