Vulnerability-Lookup

GHSA-JVQ4-XPX6-3RJC

Vulnerability from github – Published: 2022-05-24 17:09 – Updated: 2022-05-24 17:09

Details

DVR firmware in TAT-76 and TAT-77 series of products, provided by TONNET, contain misconfigured authentication mechanism. Attackers can crack the default password and gain access to the system.

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{
  "affected": [],
  "aliases": [
    "CVE-2020-3923"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-863"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2020-02-27T04:15:00Z",
    "severity": "HIGH"
  },
  "details": "DVR firmware in TAT-76 and TAT-77 series of products, provided by TONNET, contain misconfigured authentication mechanism. Attackers can crack the default password and gain access to the system.",
  "id": "GHSA-jvq4-xpx6-3rjc",
  "modified": "2022-05-24T17:09:50Z",
  "published": "2022-05-24T17:09:50Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-3923"
    },
    {
      "type": "WEB",
      "url": "https://tvn.twcert.org.tw/taiwanvn/TVN-201910003"
    },
    {
      "type": "WEB",
      "url": "https://www.chtsecurity.com/news/4ef5eb3a-fdc3-4d78-8dd7-ec7213e2bbcf"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2020-3923 (GCVE-0-2020-3923)

Vulnerability from cvelistv5 – Published: 2020-02-27 04:00 – Updated: 2024-09-16 20:26

Title

TONNET DVR – Broken Access Control

Summary

DVR firmware in TAT-76 and TAT-77 series of products, provided by TONNET, contain misconfigured authentication mechanism. Attackers can crack the default password and gain access to the system.

Severity

8.1 (High)


                        
                          CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CWE

Broken Access Control

Assigner

twcert

References

2 references

URL	Tags
https://tvn.twcert.org.tw/taiwanvn/TVN-201910003	x_refsource_MISC
https://www.chtsecurity.com/news/4ef5eb3a-fdc3-4d…	x_refsource_MISC

Impacted products

2 products

Vendor	Product	Version
TONNET	DVR	Affected: 0 , ≤ 20191216 (custom)
TONNET	DVR	Affected: 0 , ≤ 20200213 (custom)

Date Public

2020-02-21 00:00

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T07:52:20.512Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://tvn.twcert.org.tw/taiwanvn/TVN-201910003"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.chtsecurity.com/news/4ef5eb3a-fdc3-4d78-8dd7-ec7213e2bbcf"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "platforms": [
            "TAT-76 series"
          ],
          "product": "DVR",
          "vendor": "TONNET",
          "versions": [
            {
              "lessThanOrEqual": "20191216",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        },
        {
          "platforms": [
            "TAT-77 series"
          ],
          "product": "DVR",
          "vendor": "TONNET",
          "versions": [
            {
              "lessThanOrEqual": "20200213",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "datePublic": "2020-02-21T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "DVR firmware in TAT-76 and TAT-77 series of products, provided by TONNET, contain misconfigured authentication mechanism. Attackers can crack the default password and gain access to the system."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.1,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Broken Access Control",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2020-02-27T04:00:31.000Z",
        "orgId": "cded6c7f-6ce5-4948-8f87-aa7a3bbb6b0e",
        "shortName": "twcert"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://tvn.twcert.org.tw/taiwanvn/TVN-201910003"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.chtsecurity.com/news/4ef5eb3a-fdc3-4d78-8dd7-ec7213e2bbcf"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "value": "Update to ver. 20191216 in TAT-76 series\nUpdate to ver. 20200213 in TAT-77 series"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "TONNET DVR \u2013 Broken Access Control",
      "x_generator": {
        "engine": "Vulnogram 0.0.9"
      },
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "AKA": "TWCERT/CC",
          "ASSIGNER": "cve@cert.org.tw",
          "DATE_PUBLIC": "2020-02-21T08:00:00.000Z",
          "ID": "CVE-2020-3923",
          "STATE": "PUBLIC",
          "TITLE": "TONNET DVR \u2013 Broken Access Control"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "DVR",
                      "version": {
                        "version_data": [
                          {
                            "platform": "TAT-76 series",
                            "version_affected": "\u003c=",
                            "version_name": "0",
                            "version_value": "20191216"
                          },
                          {
                            "platform": "TAT-77 series",
                            "version_affected": "\u003c=",
                            "version_name": "0",
                            "version_value": "20200213"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "TONNET"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "DVR firmware in TAT-76 and TAT-77 series of products, provided by TONNET, contain misconfigured authentication mechanism. Attackers can crack the default password and gain access to the system."
            }
          ]
        },
        "generator": {
          "engine": "Vulnogram 0.0.9"
        },
        "impact": {
          "cvss": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.1,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Broken Access Control"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://tvn.twcert.org.tw/taiwanvn/TVN-201910003",
              "refsource": "MISC",
              "url": "https://tvn.twcert.org.tw/taiwanvn/TVN-201910003"
            },
            {
              "name": "https://www.chtsecurity.com/news/4ef5eb3a-fdc3-4d78-8dd7-ec7213e2bbcf",
              "refsource": "MISC",
              "url": "https://www.chtsecurity.com/news/4ef5eb3a-fdc3-4d78-8dd7-ec7213e2bbcf"
            }
          ]
        },
        "solution": [
          {
            "lang": "en",
            "value": "Update to ver. 20191216 in TAT-76 series\nUpdate to ver. 20200213 in TAT-77 series"
          }
        ],
        "source": {
          "discovery": "UNKNOWN"
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "cded6c7f-6ce5-4948-8f87-aa7a3bbb6b0e",
    "assignerShortName": "twcert",
    "cveId": "CVE-2020-3923",
    "datePublished": "2020-02-27T04:00:31.892Z",
    "dateReserved": "2019-12-20T00:00:00.000Z",
    "dateUpdated": "2024-09-16T20:26:48.745Z",
    "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.

Action not permitted

GHSA-JVQ4-XPX6-3RJC

CVE-2020-3923 (GCVE-0-2020-3923)

Tags

Sightings

Nomenclature