VAR-202407-0512

Vulnerability from variot - Updated: 2025-12-18 00:31

Vulnerability in Tenda AC8v4 .V16.03.34.09 due to sscanf and the last digit of s8 being overwritten with \x0. After executing set_client_qos, control over the gp register can be obtained. Shenzhen Tenda Technology Co.,Ltd. of ac8v4 There are unspecified vulnerabilities in the firmware.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state. The Tenda AC8 is a dual-gigabit wireless router designed for homes with fiber optic connections up to 1000 Mbps. It supports IPv6 and features intelligent network management

Show details on source website

{
  "@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-202407-0512",
  "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": "ac8",
        "scope": "eq",
        "trust": 1.6,
        "vendor": "tenda",
        "version": "16.03.34.09"
      },
      {
        "model": "ac8v4",
        "scope": null,
        "trust": 0.8,
        "vendor": "tenda",
        "version": null
      },
      {
        "model": "ac8v4",
        "scope": "eq",
        "trust": 0.8,
        "vendor": "tenda",
        "version": null
      },
      {
        "model": "ac8v4",
        "scope": "eq",
        "trust": 0.8,
        "vendor": "tenda",
        "version": "ac8v4  firmware  16.03.34.09"
      },
      {
        "model": "ac8",
        "scope": "eq",
        "trust": 0.6,
        "vendor": "tenda",
        "version": "4"
      }
    ],
    "sources": [
      {
        "db": "CNVD",
        "id": "CNVD-2025-24489"
      },
      {
        "db": "JVNDB",
        "id": "JVNDB-2023-026231"
      },
      {
        "db": "NVD",
        "id": "CVE-2023-48194"
      }
    ]
  },
  "cve": "CVE-2023-48194",
  "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": "COMPLETE",
            "baseScore": 10.0,
            "confidentialityImpact": "COMPLETE",
            "exploitabilityScore": 10.0,
            "id": "CNVD-2025-24489",
            "impactScore": 10.0,
            "integrityImpact": "COMPLETE",
            "severity": "HIGH",
            "trust": 0.6,
            "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C",
            "version": "2.0"
          }
        ],
        "cvssV3": [
          {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "author": "nvd@nist.gov",
            "availabilityImpact": "HIGH",
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "exploitabilityScore": 3.9,
            "id": "CVE-2023-48194",
            "impactScore": 5.9,
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "trust": 1.0,
            "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"
          },
          {
            "attackComplexity": "LOW",
            "attackVector": "ADJACENT",
            "author": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
            "availabilityImpact": "LOW",
            "baseScore": 6.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "exploitabilityScore": 2.8,
            "id": "CVE-2023-48194",
            "impactScore": 3.4,
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "trust": 1.0,
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
            "version": "3.1"
          },
          {
            "attackComplexity": "Low",
            "attackVector": "Network",
            "author": "NVD",
            "availabilityImpact": "High",
            "baseScore": 9.8,
            "baseSeverity": "Critical",
            "confidentialityImpact": "High",
            "exploitabilityScore": null,
            "id": "CVE-2023-48194",
            "impactScore": null,
            "integrityImpact": "High",
            "privilegesRequired": "None",
            "scope": "Unchanged",
            "trust": 0.8,
            "userInteraction": "None",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.0"
          }
        ],
        "severity": [
          {
            "author": "nvd@nist.gov",
            "id": "CVE-2023-48194",
            "trust": 1.0,
            "value": "CRITICAL"
          },
          {
            "author": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
            "id": "CVE-2023-48194",
            "trust": 1.0,
            "value": "MEDIUM"
          },
          {
            "author": "NVD",
            "id": "CVE-2023-48194",
            "trust": 0.8,
            "value": "Critical"
          },
          {
            "author": "CNVD",
            "id": "CNVD-2025-24489",
            "trust": 0.6,
            "value": "HIGH"
          }
        ]
      }
    ],
    "sources": [
      {
        "db": "CNVD",
        "id": "CNVD-2025-24489"
      },
      {
        "db": "JVNDB",
        "id": "JVNDB-2023-026231"
      },
      {
        "db": "NVD",
        "id": "CVE-2023-48194"
      },
      {
        "db": "NVD",
        "id": "CVE-2023-48194"
      }
    ]
  },
  "description": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/description#",
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": "Vulnerability in Tenda AC8v4 .V16.03.34.09 due to sscanf and the last digit of s8 being overwritten with \\x0. After executing set_client_qos, control over the gp register can be obtained. Shenzhen Tenda Technology Co.,Ltd. of ac8v4 There are unspecified vulnerabilities in the firmware.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state. The Tenda AC8 is a dual-gigabit wireless router designed for homes with fiber optic connections up to 1000 Mbps. It supports IPv6 and features intelligent network management",
    "sources": [
      {
        "db": "NVD",
        "id": "CVE-2023-48194"
      },
      {
        "db": "JVNDB",
        "id": "JVNDB-2023-026231"
      },
      {
        "db": "CNVD",
        "id": "CNVD-2025-24489"
      }
    ],
    "trust": 2.16
  },
  "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": "NVD",
        "id": "CVE-2023-48194",
        "trust": 3.2
      },
      {
        "db": "JVNDB",
        "id": "JVNDB-2023-026231",
        "trust": 0.8
      },
      {
        "db": "CNVD",
        "id": "CNVD-2025-24489",
        "trust": 0.6
      }
    ],
    "sources": [
      {
        "db": "CNVD",
        "id": "CNVD-2025-24489"
      },
      {
        "db": "JVNDB",
        "id": "JVNDB-2023-026231"
      },
      {
        "db": "NVD",
        "id": "CVE-2023-48194"
      }
    ]
  },
  "id": "VAR-202407-0512",
  "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-2025-24489"
      }
    ],
    "trust": 0.88088236
  },
  "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-2025-24489"
      }
    ]
  },
  "last_update_date": "2025-12-18T00:31:44.840000Z",
  "problemtype_data": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/problemtype_data#",
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": [
      {
        "problemtype": "NVD-CWE-noinfo",
        "trust": 1.0
      },
      {
        "problemtype": "CWE-787",
        "trust": 1.0
      },
      {
        "problemtype": "Lack of information (CWE-noinfo) [NVD evaluation ]",
        "trust": 0.8
      }
    ],
    "sources": [
      {
        "db": "JVNDB",
        "id": "JVNDB-2023-026231"
      },
      {
        "db": "NVD",
        "id": "CVE-2023-48194"
      }
    ]
  },
  "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": 1.8,
        "url": "http://tenda.com"
      },
      {
        "trust": 1.8,
        "url": "https://github.com/zt20xx/cve-2023-48194"
      },
      {
        "trust": 1.4,
        "url": "https://nvd.nist.gov/vuln/detail/cve-2023-48194"
      },
      {
        "trust": 1.0,
        "url": "https://www.tenda.com.cn/download/detail-3683.html"
      }
    ],
    "sources": [
      {
        "db": "CNVD",
        "id": "CNVD-2025-24489"
      },
      {
        "db": "JVNDB",
        "id": "JVNDB-2023-026231"
      },
      {
        "db": "NVD",
        "id": "CVE-2023-48194"
      }
    ]
  },
  "sources": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/sources#",
      "data": {
        "@container": "@list"
      }
    },
    "data": [
      {
        "db": "CNVD",
        "id": "CNVD-2025-24489"
      },
      {
        "db": "JVNDB",
        "id": "JVNDB-2023-026231"
      },
      {
        "db": "NVD",
        "id": "CVE-2023-48194"
      }
    ]
  },
  "sources_release_date": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/sources_release_date#",
      "data": {
        "@container": "@list"
      }
    },
    "data": [
      {
        "date": "2025-10-22T00:00:00",
        "db": "CNVD",
        "id": "CNVD-2025-24489"
      },
      {
        "date": "2024-07-16T00:00:00",
        "db": "JVNDB",
        "id": "JVNDB-2023-026231"
      },
      {
        "date": "2024-07-09T18:15:08.790000",
        "db": "NVD",
        "id": "CVE-2023-48194"
      }
    ]
  },
  "sources_update_date": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/sources_update_date#",
      "data": {
        "@container": "@list"
      }
    },
    "data": [
      {
        "date": "2025-10-22T00:00:00",
        "db": "CNVD",
        "id": "CNVD-2025-24489"
      },
      {
        "date": "2024-07-16T03:02:00",
        "db": "JVNDB",
        "id": "JVNDB-2023-026231"
      },
      {
        "date": "2025-12-08T13:14:17.633000",
        "db": "NVD",
        "id": "CVE-2023-48194"
      }
    ]
  },
  "title": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/title#",
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": "Shenzhen\u00a0Tenda\u00a0Technology\u00a0Co.,Ltd.\u00a0 of \u00a0ac8v4\u00a0 Firmware vulnerabilities",
    "sources": [
      {
        "db": "JVNDB",
        "id": "JVNDB-2023-026231"
      }
    ],
    "trust": 0.8
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading…

Loading…

Loading…

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.


Loading…

Detection rules are retrieved from Rulezet.

Loading…

Loading…