variot - var-201712-1125

VAR-201712-1125

Vulnerability from variot - Updated: 2022-05-04 10:19

The Vivotek series of web cameras are all network camera products of China VIVOTEK. Vivotek series webcam has a remote stack overflow vulnerability. The vulnerability is due to the failure to properly use the strncpy() function. When the attacker sends an http request, the Content-Length header field exceeds the length limit, causing a buffer overflow.

Show details on source website

JSON

To clipboard

{
  "@context": {
    "@vocab": "https://www.variotdbs.pl/ref/VARIoTentry#",
    "affected_products": {
      "@id": "https://www.variotdbs.pl/ref/affected_products"
    },
    "configurations": {
      "@id": "https://www.variotdbs.pl/ref/configurations"
    },
    "credits": {
      "@id": "https://www.variotdbs.pl/ref/credits"
    },
    "cvss": {
      "@id": "https://www.variotdbs.pl/ref/cvss/"
    },
    "description": {
      "@id": "https://www.variotdbs.pl/ref/description/"
    },
    "exploit_availability": {
      "@id": "https://www.variotdbs.pl/ref/exploit_availability/"
    },
    "external_ids": {
      "@id": "https://www.variotdbs.pl/ref/external_ids/"
    },
    "iot": {
      "@id": "https://www.variotdbs.pl/ref/iot/"
    },
    "iot_taxonomy": {
      "@id": "https://www.variotdbs.pl/ref/iot_taxonomy/"
    },
    "patch": {
      "@id": "https://www.variotdbs.pl/ref/patch/"
    },
    "problemtype_data": {
      "@id": "https://www.variotdbs.pl/ref/problemtype_data/"
    },
    "references": {
      "@id": "https://www.variotdbs.pl/ref/references/"
    },
    "sources": {
      "@id": "https://www.variotdbs.pl/ref/sources/"
    },
    "sources_release_date": {
      "@id": "https://www.variotdbs.pl/ref/sources_release_date/"
    },
    "sources_update_date": {
      "@id": "https://www.variotdbs.pl/ref/sources_update_date/"
    },
    "threat_type": {
      "@id": "https://www.variotdbs.pl/ref/threat_type/"
    },
    "title": {
      "@id": "https://www.variotdbs.pl/ref/title/"
    },
    "type": {
      "@id": "https://www.variotdbs.pl/ref/type/"
    }
  },
  "@id": "https://www.variotdbs.pl/vuln/VAR-201712-1125",
  "affected_products": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/affected_products#",
      "data": {
        "@container": "@list"
      },
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        },
        "@id": "https://www.variotdbs.pl/ref/sources"
      }
    },
    "data": [
      {
        "model": "fd8369a",
        "scope": null,
        "trust": 1.2,
        "vendor": "vivotek",
        "version": null
      },
      {
        "model": "cc8160",
        "scope": null,
        "trust": 0.6,
        "vendor": "vivotek",
        "version": null
      },
      {
        "model": "fd8379",
        "scope": null,
        "trust": 0.6,
        "vendor": "vivotek",
        "version": null
      },
      {
        "model": "fd8377",
        "scope": null,
        "trust": 0.6,
        "vendor": "vivotek",
        "version": null
      },
      {
        "model": "fd836d",
        "scope": null,
        "trust": 0.6,
        "vendor": "vivotek",
        "version": null
      },
      {
        "model": "fd836ba",
        "scope": null,
        "trust": 0.6,
        "vendor": "vivotek",
        "version": null
      },
      {
        "model": "fd836b",
        "scope": null,
        "trust": 0.6,
        "vendor": "vivotek",
        "version": null
      },
      {
        "model": "fd8367a",
        "scope": null,
        "trust": 0.6,
        "vendor": "vivotek",
        "version": null
      }
    ],
    "sources": [
      {
        "db": "CNVD",
        "id": "CNVD-2018-00347"
      }
    ]
  },
  "cvss": {
    "@context": {
      "cvssV2": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/cvss/cvssV2#"
        },
        "@id": "https://www.variotdbs.pl/ref/cvss/cvssV2"
      },
      "cvssV3": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/cvss/cvssV3#"
        },
        "@id": "https://www.variotdbs.pl/ref/cvss/cvssV3/"
      },
      "severity": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/cvss/severity#"
        },
        "@id": "https://www.variotdbs.pl/ref/cvss/severity"
      },
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        },
        "@id": "https://www.variotdbs.pl/ref/sources"
      }
    },
    "data": [
      {
        "cvssV2": [
          {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "author": "CNVD",
            "availabilityImpact": "PARTIAL",
            "baseScore": 7.5,
            "confidentialityImpact": "PARTIAL",
            "exploitabilityScore": 10.0,
            "id": "CNVD-2018-00347",
            "impactScore": 6.4,
            "integrityImpact": "PARTIAL",
            "severity": "HIGH",
            "trust": 0.6,
            "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
            "version": "2.0"
          }
        ],
        "cvssV3": [],
        "severity": [
          {
            "author": "CNVD",
            "id": "CNVD-2018-00347",
            "trust": 0.6,
            "value": "HIGH"
          }
        ]
      }
    ],
    "sources": [
      {
        "db": "CNVD",
        "id": "CNVD-2018-00347"
      }
    ]
  },
  "description": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/description#",
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": "The Vivotek series of web cameras are all network camera products of China VIVOTEK. Vivotek series webcam has a remote stack overflow vulnerability. The vulnerability is due to the failure to properly use the strncpy() function. When the attacker sends an http request, the Content-Length header field exceeds the length limit, causing a buffer overflow.",
    "sources": [
      {
        "db": "CNVD",
        "id": "CNVD-2018-00347"
      }
    ],
    "trust": 0.6
  },
  "external_ids": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/external_ids#",
      "data": {
        "@container": "@list"
      },
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": [
      {
        "db": "CNVD",
        "id": "CNVD-2018-00347",
        "trust": 0.6
      }
    ],
    "sources": [
      {
        "db": "CNVD",
        "id": "CNVD-2018-00347"
      }
    ]
  },
  "id": "VAR-201712-1125",
  "iot": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/iot#",
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": true,
    "sources": [
      {
        "db": "CNVD",
        "id": "CNVD-2018-00347"
      }
    ],
    "trust": 1.6
  },
  "iot_taxonomy": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/iot_taxonomy#",
      "data": {
        "@container": "@list"
      },
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": [
      {
        "category": [
          "Network device"
        ],
        "sub_category": null,
        "trust": 0.6
      }
    ],
    "sources": [
      {
        "db": "CNVD",
        "id": "CNVD-2018-00347"
      }
    ]
  },
  "last_update_date": "2022-05-04T10:19:19.207000Z",
  "patch": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/patch#",
      "data": {
        "@container": "@list"
      },
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": [
      {
        "title": "Vivotek Series Webcam Remote Stack Overflow Vulnerability Vulnerability Patch",
        "trust": 0.6,
        "url": "https://www.cnvd.org.cn/patchinfo/show/112619"
      }
    ],
    "sources": [
      {
        "db": "CNVD",
        "id": "CNVD-2018-00347"
      }
    ]
  },
  "references": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/references#",
      "data": {
        "@container": "@list"
      },
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": [
      {
        "trust": 0.6,
        "url": "http://download.vivotek.com/downloadfile/support/cyber-security/vivotek-cyber-securi"
      },
      {
        "trust": 0.6,
        "url": "http://seclists.org/fulldisclosure/2017/nov/31"
      }
    ],
    "sources": [
      {
        "db": "CNVD",
        "id": "CNVD-2018-00347"
      }
    ]
  },
  "sources": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/sources#",
      "data": {
        "@container": "@list"
      }
    },
    "data": [
      {
        "db": "CNVD",
        "id": "CNVD-2018-00347"
      }
    ]
  },
  "sources_release_date": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/sources_release_date#",
      "data": {
        "@container": "@list"
      }
    },
    "data": [
      {
        "date": "2017-12-11T00:00:00",
        "db": "CNVD",
        "id": "CNVD-2018-00347"
      }
    ]
  },
  "sources_update_date": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/sources_update_date#",
      "data": {
        "@container": "@list"
      }
    },
    "data": [
      {
        "date": "2018-01-05T00:00:00",
        "db": "CNVD",
        "id": "CNVD-2018-00347"
      }
    ]
  },
  "title": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/title#",
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": "Vivotek Series Webcam Remote Stack Overflow Vulnerability Vulnerability",
    "sources": [
      {
        "db": "CNVD",
        "id": "CNVD-2018-00347"
      }
    ],
    "trust": 0.6
  }
}

Sightings

Author	Source	Type	Date

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

VAR-201712-1125

Tags

Sightings

Nomenclature