CVE-2021-22909 (GCVE-0-2021-22909)

Vulnerability from cvelistv5 – Published: 2021-05-27 11:14 – Updated: 2024-08-03 18:58
VLAI
Summary
A vulnerability found in EdgeMAX EdgeRouter V2.0.9 and earlier could allow a malicious actor to execute a man-in-the-middle (MitM) attack during a firmware update. This vulnerability is fixed in EdgeMAX EdgeRouter V2.0.9-hotfix.1 and later.
Severity
7.5 (High)
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE
  • CWE-300 - Man-in-the-Middle (CWE-300)
Assigner
hackerone CNA under the mitre root
CNA scorecard D 59/100 over 186 records in the last 180 days details
References
Impacted products
Vendor Product Version CPE status
n/a EdgeMAX EdgeRouter Affected: Fixed Version: 2.0.9-hotfix.1 or later.
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T18:58:26.151Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://community.ui.com/releases/Security-Advisory-Bulletin-018-018/cfa1566b-4bf8-427b-8cc7-8cffba3a93a4"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "EdgeMAX EdgeRouter",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "Fixed Version: 2.0.9-hotfix.1 or later."
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability found in EdgeMAX EdgeRouter V2.0.9 and earlier could allow a malicious actor to execute a man-in-the-middle (MitM) attack during a firmware update. This vulnerability is fixed in EdgeMAX EdgeRouter V2.0.9-hotfix.1 and later."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-300",
              "description": "Man-in-the-Middle (CWE-300)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-05-27T11:14:32.000Z",
        "orgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1",
        "shortName": "hackerone"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://community.ui.com/releases/Security-Advisory-Bulletin-018-018/cfa1566b-4bf8-427b-8cc7-8cffba3a93a4"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "support@hackerone.com",
          "ID": "CVE-2021-22909",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "EdgeMAX EdgeRouter",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "Fixed Version: 2.0.9-hotfix.1 or later."
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "A vulnerability found in EdgeMAX EdgeRouter V2.0.9 and earlier could allow a malicious actor to execute a man-in-the-middle (MitM) attack during a firmware update. This vulnerability is fixed in EdgeMAX EdgeRouter V2.0.9-hotfix.1 and later."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Man-in-the-Middle (CWE-300)"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://community.ui.com/releases/Security-Advisory-Bulletin-018-018/cfa1566b-4bf8-427b-8cc7-8cffba3a93a4",
              "refsource": "MISC",
              "url": "https://community.ui.com/releases/Security-Advisory-Bulletin-018-018/cfa1566b-4bf8-427b-8cc7-8cffba3a93a4"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1",
    "assignerShortName": "hackerone",
    "cveId": "CVE-2021-22909",
    "datePublished": "2021-05-27T11:14:32.000Z",
    "dateReserved": "2021-01-06T00:00:00.000Z",
    "dateUpdated": "2024-08-03T18:58:26.151Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2021-22909",
      "date": "2026-10-14",
      "epss": "0.01292",
      "percentile": "0.69696"
    },
    "nvd": {
      "cve": {
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:o:ui:edgemax_edgerouter_firmware:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "6A12CD83-D61F-4E91-92A3-04EF0C331A3F",
                    "versionEndIncluding": "2.0.9",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              },
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:h:ui:edgemax_edgerouter:-:*:*:*:*:*:*:*",
                    "matchCriteriaId": "A1F14C34-7687-425C-AF1A-EF3B97E1B65B",
                    "vulnerable": false
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ],
            "operator": "AND"
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "A vulnerability found in EdgeMAX EdgeRouter V2.0.9 and earlier could allow a malicious actor to execute a man-in-the-middle (MitM) attack during a firmware update. This vulnerability is fixed in EdgeMAX EdgeRouter V2.0.9-hotfix.1 and later."
          },
          {
            "lang": "es",
            "value": "Una vulnerabilidad encontrada en EdgeMAX EdgeRouter versi\u00f3n V2.0.9 y anteriores, podr\u00eda permitir a un actor malicioso ejecutar un ataque de tipo man-in-the-middle (MitM) durante una actualizaci\u00f3n de firmware.\u0026#xa0;Esta vulnerabilidad se corrigi\u00f3 en EdgeMAX EdgeRouter versiones V2.0.9-hotfix.1 y posteriores"
          }
        ],
        "id": "CVE-2021-22909",
        "lastModified": "2024-11-21T05:50:53.677",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "HIGH",
              "cvssData": {
                "accessComplexity": "HIGH",
                "accessVector": "NETWORK",
                "authentication": "NONE",
                "availabilityImpact": "COMPLETE",
                "baseScore": 7.6,
                "confidentialityImpact": "COMPLETE",
                "integrityImpact": "COMPLETE",
                "vectorString": "AV:N/AC:H/Au:N/C:C/I:C/A:C",
                "version": "2.0"
              },
              "exploitabilityScore": 4.9,
              "impactScore": 10.0,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": true
            }
          ],
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "HIGH",
                "attackVector": "NETWORK",
                "availabilityImpact": "HIGH",
                "baseScore": 7.5,
                "baseSeverity": "HIGH",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "REQUIRED",
                "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H",
                "version": "3.1"
              },
              "exploitabilityScore": 1.6,
              "impactScore": 5.9,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2021-05-27T12:15:08.117",
        "references": [
          {
            "source": "support@hackerone.com",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "https://community.ui.com/releases/Security-Advisory-Bulletin-018-018/cfa1566b-4bf8-427b-8cc7-8cffba3a93a4"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "https://community.ui.com/releases/Security-Advisory-Bulletin-018-018/cfa1566b-4bf8-427b-8cc7-8cffba3a93a4"
          }
        ],
        "sourceIdentifier": "support@hackerone.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-300"
              }
            ],
            "source": "support@hackerone.com",
            "type": "Secondary"
          },
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-295"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "current_release_date": "2026-03-27T14:48:07+00:00",
      "cve": "CVE-2021-22909",
      "id": "CVE-2021-22909",
      "initial_release_date": "2021-01-01T00:00:00+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "CVE-2021-22909",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-22909.json",
      "version": "3"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Drag nodes to arrange them. Double-click a related vulnerability to open it, or a source to visit its link. The Physics button on the left tunes the layout and the simulation; the legend at the bottom left hides or shows nodes by kind and by sighting type.

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.
Vulnerability timeline

Sightings and recorded dates, grouped by day · UTC

JSON

Loading timeline…




    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.