Vulnerability-Lookup

FKIE_CVE-2020-7878

Vulnerability from fkie_nvd - Published: 2021-12-28 20:15 - Updated: 2026-06-17 03:25

Severity

9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Summary

An arbitrary file download and execution vulnerability was found in the VideoOffice X2.9 and earlier versions (CVE-2020-7878). This issue is due to missing support for integrity check.

References

	URL	Tags
	vuln@krcert.or.kr	https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36349	Third Party Advisory
	af854a3a-2127-422b-91ae-364da2661108	https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36349	Third Party Advisory

Impacted products

	Vendor	Product	Version
	4nb	videooffice	*
	microsoft	windows	-

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "platforms": [
            "Windows"
          ],
          "product": "VideoOffice",
          "vendor": "4NB",
          "versions": [
            {
              "lessThan": "X2.10",
              "status": "affected",
              "version": "X2.9",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "vuln@krcert.or.kr"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:4nb:videooffice:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "35F57607-87D6-48F2-B8EA-81FDDFF0F31F",
              "versionEndIncluding": "x2.9",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "A2572D17-1DE6-457B-99CC-64AFD54487EA",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An arbitrary file download and execution vulnerability was found in the VideoOffice X2.9 and earlier versions (CVE-2020-7878). This issue is due to missing support for integrity check."
    },
    {
      "lang": "es",
      "value": "Se ha encontrado una vulnerabilidad de descarga y ejecuci\u00f3n de archivos arbitrarios en VideoOffice versiones X2.9 y versiones anteriores (CVE-2020-7878). Este problema es debido a una falta de soporte para la comprobaci\u00f3n de la integridad"
    }
  ],
  "id": "CVE-2020-7878",
  "lastModified": "2026-06-17T03:25:35.620",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 7.5,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "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": 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": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-12-28T20:15:08.163",
  "references": [
    {
      "source": "vuln@krcert.or.kr",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36349"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36349"
    }
  ],
  "sourceIdentifier": "vuln@krcert.or.kr",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-353"
        }
      ],
      "source": "vuln@krcert.or.kr",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-345"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}

CVE-2020-7878 (GCVE-0-2020-7878)

Vulnerability from cvelistv5 – Published: 2021-12-28 19:09 – Updated: 2024-09-16 22:41

Summary

An arbitrary file download and execution vulnerability was found in the VideoOffice X2.9 and earlier versions (CVE-2020-7878). This issue is due to missing support for integrity check.

Severity

No CVSS data available.

CWE

CWE-353 - Missing Support for Integrity Check

Assigner

krcert mitre root

References

1 reference

URL	Tags
https://www.krcert.or.kr/krcert/secNoticeView.do?…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
4NB	VideoOffice	Affected: X2.9 , < X2.10 (custom)

Date Public

2021-11-16 00:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T09:41:01.884Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36349"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "platforms": [
            "Windows"
          ],
          "product": "VideoOffice",
          "vendor": "4NB",
          "versions": [
            {
              "lessThan": "X2.10",
              "status": "affected",
              "version": "X2.9",
              "versionType": "custom"
            }
          ]
        }
      ],
      "datePublic": "2021-11-16T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "An arbitrary file download and execution vulnerability was found in the VideoOffice X2.9 and earlier versions (CVE-2020-7878). This issue is due to missing support for integrity check."
        }
      ],
      "problemTypes": [
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          "descriptions": [
            {
              "cweId": "CWE-353",
              "description": "CWE-353 Missing Support for Integrity Check",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-12-28T19:09:21.000Z",
        "orgId": "cdd7a122-0fae-4202-8d86-14efbacc2863",
        "shortName": "krcert"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36349"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "x_generator": {
        "engine": "Vulnogram 0.0.9"
      },
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "vuln@krcert.or.kr",
          "DATE_PUBLIC": "2021-11-16T07:31:00.000Z",
          "ID": "CVE-2020-7878",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "VideoOffice",
                      "version": {
                        "version_data": [
                          {
                            "platform": "Windows",
                            "version_affected": "\u003c",
                            "version_name": "X2.9",
                            "version_value": "X2.10"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "4NB"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
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              "value": "An arbitrary file download and execution vulnerability was found in the VideoOffice X2.9 and earlier versions (CVE-2020-7878). This issue is due to missing support for integrity check."
            }
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        },
        "generator": {
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        "impact": {
          "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorstring": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
            "version": "3.1"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-353 Missing Support for Integrity Check"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36349",
              "refsource": "MISC",
              "url": "https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36349"
            }
          ]
        },
        "source": {
          "discovery": "UNKNOWN"
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "cdd7a122-0fae-4202-8d86-14efbacc2863",
    "assignerShortName": "krcert",
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    "datePublished": "2021-12-28T19:09:21.634Z",
    "dateReserved": "2020-01-22T00:00:00.000Z",
    "dateUpdated": "2024-09-16T22:41:33.761Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date	Other

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.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
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.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.