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FKIE_CVE-2021-28812

Vulnerability from fkie_nvd - Published: 2021-06-03 03:15 - Updated: 2026-06-17 03:46
Severity
8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
A command injection vulnerability has been reported to affect certain versions of Video Station. If exploited, this vulnerability allows remote attackers to execute arbitrary commands. This issue affects: QNAP Systems Inc. Video Station versions prior to 5.5.4 on QTS 4.5.2; versions prior to 5.5.4 on QuTS hero h4.5.2; versions prior to 5.5.4 on QuTScloud c4.5.4. This issue does not affect: QNAP Systems Inc. Video Station on QTS 4.3.6; on QTS 4.3.3.
References
security@qnapsecurity.com.twhttps://www.qnap.com/zh-tw/security-advisory/qsa-21-21Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.qnap.com/zh-tw/security-advisory/qsa-21-21Vendor Advisory
Impacted products
Vendor Product Version
qnap video_station *
qnap qts 4.5.2
qnap video_station *
qnap quts_hero h4.5.2
qnap video_station *
qnap qutscloud c4.5.4
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "platforms": [
            "QTS 4.5.2"
          ],
          "product": "Video Station",
          "vendor": "QNAP Systems Inc.",
          "versions": [
            {
              "lessThan": "5.5.4",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        },
        {
          "platforms": [
            "QuTS hero h4.5.2"
          ],
          "product": "Video Station",
          "vendor": "QNAP Systems Inc.",
          "versions": [
            {
              "lessThan": "5.5.4",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        },
        {
          "platforms": [
            "QuTScloud c4.5.4"
          ],
          "product": "Video Station",
          "vendor": "QNAP Systems Inc.",
          "versions": [
            {
              "lessThan": "5.5.4",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        },
        {
          "platforms": [
            "QTS 4.3.6"
          ],
          "product": "Video Station",
          "vendor": "QNAP Systems Inc.",
          "versions": [
            {
              "status": "unaffected",
              "version": "5.3.x"
            }
          ]
        },
        {
          "platforms": [
            "QTS 4.3.3"
          ],
          "product": "Video Station",
          "vendor": "QNAP Systems Inc.",
          "versions": [
            {
              "status": "unaffected",
              "version": "5.1.x"
            }
          ]
        }
      ],
      "source": "security@qnapsecurity.com.tw"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:qnap:video_station:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "8B613C47-379C-4432-B562-DB7D164C476D",
              "versionEndExcluding": "5.5.4",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
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              "vulnerable": false
            }
          ],
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      ],
      "operator": "AND"
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              "matchCriteriaId": "8B613C47-379C-4432-B562-DB7D164C476D",
              "versionEndExcluding": "5.5.4",
              "vulnerable": true
            }
          ],
          "negate": false,
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        },
        {
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      "operator": "AND"
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:qnap:video_station:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "8B613C47-379C-4432-B562-DB7D164C476D",
              "versionEndExcluding": "5.5.4",
              "vulnerable": true
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          "operator": "OR"
        },
        {
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            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A command injection vulnerability has been reported to affect certain versions of Video Station. If exploited, this vulnerability allows remote attackers to execute arbitrary commands. This issue affects: QNAP Systems Inc. Video Station versions prior to 5.5.4 on QTS 4.5.2; versions prior to 5.5.4 on QuTS hero h4.5.2; versions prior to 5.5.4 on QuTScloud c4.5.4. This issue does not affect: QNAP Systems Inc. Video Station on QTS 4.3.6; on QTS 4.3.3."
    },
    {
      "lang": "es",
      "value": "Se ha reportado una vulnerabilidad de inyecci\u00f3n de comandos que afecta a determinadas versiones de Video Station. Si es explotada, esta vulnerabilidad permite a atacantes remotos ejecutar comandos arbitrarios. Este problema afecta: QNAP Systems Inc. Video Station versiones anteriores a 5.5.4 en QTS versi\u00f3n 4.5.2; versiones anteriores a 5.5.4 en QuTS hero versi\u00f3n h4.5.2; versiones anteriores a 5.5.4 en QuTScloud versi\u00f3n c4.5.4. Este problema no afecta: QNAP Systems Inc. Video Station en versi\u00f3n QTS 4.3.6; en versi\u00f3n QTS 4.3.3"
    }
  ],
  "id": "CVE-2021-28812",
  "lastModified": "2026-06-17T03:46:54.523",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 6.5,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 8.0,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
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        "impactScore": 5.9,
        "source": "security@qnapsecurity.com.tw",
        "type": "Secondary"
      },
      {
        "cvssData": {
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          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
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        "exploitabilityScore": 2.8,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-06-03T03:15:08.610",
  "references": [
    {
      "source": "security@qnapsecurity.com.tw",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.qnap.com/zh-tw/security-advisory/qsa-21-21"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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      ],
      "url": "https://www.qnap.com/zh-tw/security-advisory/qsa-21-21"
    }
  ],
  "sourceIdentifier": "security@qnapsecurity.com.tw",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-77"
        },
        {
          "lang": "en",
          "value": "CWE-78"
        },
        {
          "lang": "en",
          "value": "CWE-1286"
        }
      ],
      "source": "security@qnapsecurity.com.tw",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-77"
        }
      ],
      "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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  • 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.


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