Vulnerability-Lookup

GHSA-F6C6-G5XQ-FVM6

Vulnerability from github – Published: 2022-05-24 17:37 – Updated: 2022-05-24 17:37

Details

ZTE E8810/E8820/E8822 series routers have an MQTT DoS vulnerability, which is caused by the failure of the device to verify the validity of abnormal messages. A remote attacker could connect to the MQTT server and send an MQTT exception message to the specified device, which will cause the device to deny service. This affects:

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{
  "affected": [],
  "aliases": [
    "CVE-2020-6881"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-346"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2020-12-21T18:15:00Z",
    "severity": "HIGH"
  },
  "details": "ZTE E8810/E8820/E8822 series routers have an MQTT DoS vulnerability, which is caused by the failure of the device to verify the validity of abnormal messages. A remote attacker could connect to the MQTT server and send an MQTT exception message to the specified device, which will cause the device to deny service. This affects:\u003cZXHN E8810, ZXHN E8820, ZXHN E8822\u003e\u003cE8810 V1.0.26, E8810 V2.0.1, E8820 V1.1.3L, E8820 V2.0.13, E8822 V2.0.13\u003e",
  "id": "GHSA-f6c6-g5xq-fvm6",
  "modified": "2022-05-24T17:37:12Z",
  "published": "2022-05-24T17:37:12Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-6881"
    },
    {
      "type": "WEB",
      "url": "http://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1014202"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2020-6881 (GCVE-0-2020-6881)

Vulnerability from cvelistv5 – Published: 2020-12-21 17:18 – Updated: 2024-08-04 09:18

Summary

Severity

No CVSS data available.

CWE

Assigner

zte

References

1 reference

URL	Tags
http://support.zte.com.cn/support/news/LoopholeIn…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
n/a	<ZXHN E8810, ZXHN E8820, ZXHN E8822>	Affected: <E8810 V1.0.26, E8810 V2.0.1, E8820 V1.1.3L, E8820 V2.0.13, E8822 V2.0.13>

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T09:18:01.465Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "http://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1014202"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "\u003cZXHN E8810, ZXHN E8820, ZXHN E8822\u003e",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "\u003cE8810 V1.0.26, E8810 V2.0.1, E8820 V1.1.3L,  E8820 V2.0.13, E8822 V2.0.13\u003e"
            }
          ]
        }
      ],
      "descriptions": [
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          "lang": "en",
          "value": "ZTE E8810/E8820/E8822 series routers have an MQTT DoS vulnerability, which is caused by the failure of the device to verify the validity of abnormal messages. A remote attacker could connect to the MQTT server and send an MQTT exception message to the specified device, which will cause the device to deny service. This affects:\u003cZXHN E8810, ZXHN E8820, ZXHN E8822\u003e\u003cE8810 V1.0.26, E8810 V2.0.1, E8820 V1.1.3L, E8820 V2.0.13, E8822 V2.0.13\u003e"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "DoS",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2020-12-21T17:18:21.000Z",
        "orgId": "6786b568-6808-4982-b61f-398b0d9679eb",
        "shortName": "zte"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "http://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1014202"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "psirt@zte.com.cn",
          "ID": "CVE-2020-6881",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "\u003cZXHN E8810, ZXHN E8820, ZXHN E8822\u003e",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "\u003cE8810 V1.0.26, E8810 V2.0.1, E8820 V1.1.3L,  E8820 V2.0.13, E8822 V2.0.13\u003e"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
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        "data_version": "4.0",
        "description": {
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              "value": "ZTE E8810/E8820/E8822 series routers have an MQTT DoS vulnerability, which is caused by the failure of the device to verify the validity of abnormal messages. A remote attacker could connect to the MQTT server and send an MQTT exception message to the specified device, which will cause the device to deny service. This affects:\u003cZXHN E8810, ZXHN E8820, ZXHN E8822\u003e\u003cE8810 V1.0.26, E8810 V2.0.1, E8820 V1.1.3L, E8820 V2.0.13, E8822 V2.0.13\u003e"
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
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              "description": [
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                  "value": "DoS"
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        "references": {
          "reference_data": [
            {
              "name": "http://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1014202",
              "refsource": "MISC",
              "url": "http://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1014202"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "6786b568-6808-4982-b61f-398b0d9679eb",
    "assignerShortName": "zte",
    "cveId": "CVE-2020-6881",
    "datePublished": "2020-12-21T17:18:21.000Z",
    "dateReserved": "2020-01-13T00:00:00.000Z",
    "dateUpdated": "2024-08-04T09:18:01.465Z",
    "state": "PUBLISHED"
  },
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}

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.

Action not permitted

GHSA-F6C6-G5XQ-FVM6

CVE-2020-6881 (GCVE-0-2020-6881)

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Sightings

Nomenclature