CVE-2021-45834 (GCVE-0-2021-45834)

Vulnerability from cvelistv5 – Published: 2022-03-18 10:55 – Updated: 2026-07-09 00:16
VLAI
Summary
An attacker can upload or transfer files of dangerous types to the OpenDocMan 1.4.4 portal via add.php using MIME-bypass, which may be automatically processed within the product's environment or lead to arbitrary code execution.
Severity
9.8 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE
  • n/a
Assigner
References
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2026-07-09T00:16:20.301Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/opendocman/opendocman"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/opendocman/opendocman/issues/326"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/opendocman/opendocman/issues/330"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "An attacker can upload or transfer files of dangerous types to the OpenDocMan 1.4.4 portal via add.php using MIME-bypass, which may be automatically processed within the product\u0027s environment or lead to arbitrary code execution."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-07-04T23:56:43.768Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://github.com/opendocman/opendocman"
        },
        {
          "url": "https://github.com/opendocman/opendocman/issues/326"
        },
        {
          "url": "https://github.com/opendocman/opendocman/issues/330"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2021-45834",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "An attacker can upload or transfer files of dangerous types to the OpenDocMan 1.4.4 portal via add.php using MIME-bypass, which may be automatically processed within the product\u0027s environment or lead to arbitrary code execution."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "http://opendocman.com",
              "refsource": "MISC",
              "url": "http://opendocman.com"
            },
            {
              "name": "https://github.com/opendocman/opendocman",
              "refsource": "MISC",
              "url": "https://github.com/opendocman/opendocman"
            },
            {
              "name": "https://github.com/opendocman/opendocman/issues/326",
              "refsource": "MISC",
              "url": "https://github.com/opendocman/opendocman/issues/326"
            },
            {
              "name": "https://github.com/opendocman/opendocman/issues/330",
              "refsource": "MISC",
              "url": "https://github.com/opendocman/opendocman/issues/330"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2021-45834",
    "datePublished": "2022-03-18T10:55:59.000Z",
    "dateReserved": "2021-12-27T00:00:00.000Z",
    "dateUpdated": "2026-07-09T00:16:20.301Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2021-45834",
      "date": "2026-09-23",
      "epss": "0.02305",
      "percentile": "0.82608"
    },
    "fkie_nvd": {
      "configurations": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:opendocman:opendocman:1.4.4:-:*:*:*:*:*:*",
                  "matchCriteriaId": "E32B307D-542F-48EC-B7AA-8D7F4CA1A7CA",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "An attacker can upload or transfer files of dangerous types to the OpenDocMan 1.4.4 portal via add.php using MIME-bypass, which may be automatically processed within the product\u0027s environment or lead to arbitrary code execution."
        },
        {
          "lang": "es",
          "value": "Un atacante puede subir o transferir archivos de tipos peligrosos al portal OpenDocMan versi\u00f3n 1.4.4, por medio del archivo add.php usando MIME-bypass, que puede ser procesado autom\u00e1ticamente dentro del entorno del producto o conllevar a una ejecuci\u00f3n de c\u00f3digo arbitrario"
        }
      ],
      "id": "CVE-2021-45834",
      "lastModified": "2024-11-21T06:33:07.217",
      "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": "2022-03-18T11:15:07.917",
      "references": [
        {
          "source": "cve@mitre.org",
          "tags": [
            "Product"
          ],
          "url": "http://opendocman.com"
        },
        {
          "source": "cve@mitre.org",
          "tags": [
            "Product",
            "Third Party Advisory"
          ],
          "url": "https://github.com/opendocman/opendocman"
        },
        {
          "source": "cve@mitre.org",
          "tags": [
            "Issue Tracking",
            "Third Party Advisory"
          ],
          "url": "https://github.com/opendocman/opendocman/issues/326"
        },
        {
          "source": "cve@mitre.org",
          "tags": [
            "Exploit",
            "Issue Tracking",
            "Third Party Advisory"
          ],
          "url": "https://github.com/opendocman/opendocman/issues/330"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Product"
          ],
          "url": "http://opendocman.com"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Product",
            "Third Party Advisory"
          ],
          "url": "https://github.com/opendocman/opendocman"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Issue Tracking",
            "Third Party Advisory"
          ],
          "url": "https://github.com/opendocman/opendocman/issues/326"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Exploit",
            "Issue Tracking",
            "Third Party Advisory"
          ],
          "url": "https://github.com/opendocman/opendocman/issues/330"
        }
      ],
      "sourceIdentifier": "cve@mitre.org",
      "vulnStatus": "Modified",
      "weaknesses": [
        {
          "description": [
            {
              "lang": "en",
              "value": "CWE-434"
            }
          ],
          "source": "nvd@nist.gov",
          "type": "Primary"
        }
      ]
    },
    "nvd": {
      "cve": {
        "affected": [
          {
            "affectedData": [
              {
                "product": "n/a",
                "vendor": "n/a",
                "versions": [
                  {
                    "status": "affected",
                    "version": "n/a"
                  }
                ]
              }
            ],
            "source": "cve@mitre.org"
          }
        ],
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:opendocman:opendocman:1.4.4:-:*:*:*:*:*:*",
                    "matchCriteriaId": "E32B307D-542F-48EC-B7AA-8D7F4CA1A7CA",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "An attacker can upload or transfer files of dangerous types to the OpenDocMan 1.4.4 portal via add.php using MIME-bypass, which may be automatically processed within the product\u0027s environment or lead to arbitrary code execution."
          },
          {
            "lang": "es",
            "value": "Un atacante puede subir o transferir archivos de tipos peligrosos al portal OpenDocMan versi\u00f3n 1.4.4, por medio del archivo add.php usando MIME-bypass, que puede ser procesado autom\u00e1ticamente dentro del entorno del producto o conllevar a una ejecuci\u00f3n de c\u00f3digo arbitrario"
          }
        ],
        "id": "CVE-2021-45834",
        "lastModified": "2026-07-09T01:17:12.160",
        "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": "2022-03-18T11:15:07.917",
        "references": [
          {
            "source": "cve@mitre.org",
            "tags": [
              "Product",
              "Third Party Advisory"
            ],
            "url": "https://github.com/opendocman/opendocman"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Issue Tracking",
              "Third Party Advisory"
            ],
            "url": "https://github.com/opendocman/opendocman/issues/326"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Exploit",
              "Issue Tracking",
              "Third Party Advisory"
            ],
            "url": "https://github.com/opendocman/opendocman/issues/330"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Product",
              "Third Party Advisory"
            ],
            "url": "https://github.com/opendocman/opendocman"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Issue Tracking",
              "Third Party Advisory"
            ],
            "url": "https://github.com/opendocman/opendocman/issues/326"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Exploit",
              "Issue Tracking",
              "Third Party Advisory"
            ],
            "url": "https://github.com/opendocman/opendocman/issues/330"
          }
        ],
        "sourceIdentifier": "cve@mitre.org",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-434"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





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

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.



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.