FKIE_CVE-2023-28895

Vulnerability from fkie_nvd - Published: 2023-12-01 14:15 - Updated: 2026-06-17 05:48
Severity
3.5 (Low) - CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
6.8 (Medium) - CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
The password for access to the debugging console of the PoWer Controller chip (PWC) of the MIB3 infotainment is hard-coded in the firmware. The console allows attackers with physical access to the MIB3 unit to gain full control over the PWC chip. Vulnerability found on Škoda Superb III (3V3) - 2.0 TDI manufactured in 2022.
References
cve@asrg.iohttps://asrg.io/security-advisories/hard-coded-password-for-access-to-power-controller-chip-memory/Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://asrg.io/security-advisories/hard-coded-password-for-access-to-power-controller-chip-memory/Third Party Advisory
Impacted products
Vendor Product Version
preh mib3_firmware *
preh mib3 -
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "MIB3 Infotainment Unit",
          "vendor": "JOYNEXT",
          "versions": [
            {
              "lessThanOrEqual": "0304",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "cve@asrg.io"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:preh:mib3_firmware:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "235F232E-9A13-4CB9-8932-CD4760251CDD",
              "versionEndExcluding": "0304",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:preh:mib3:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "124BB4C3-02DD-4CE9-81AA-CC8D378B75E4",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The password for access to the debugging console of the PoWer Controller chip (PWC) of the MIB3 infotainment is hard-coded in the firmware. The console allows attackers with physical access to the MIB3 unit to gain full control over the PWC chip.\n\nVulnerability found on\u00a0\u0160koda Superb III (3V3) - 2.0 TDI manufactured in 2022."
    },
    {
      "lang": "es",
      "value": "La contrase\u00f1a para acceder a la consola de depuraci\u00f3n PoWer Controller chip (PWC) del infoentretenimiento MIB3 est\u00e1 codificada en el firmware. La consola permite a los atacantes con acceso f\u00edsico a la unidad MIB3 obtener control total sobre el chip PWC. Vulnerabilidad encontrada en \u0160koda Superb III (3V3) - 2.0 TDI fabricado en 2022."
    }
  ],
  "id": "CVE-2023-28895",
  "lastModified": "2026-06-17T05:48:59.553",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "PHYSICAL",
          "availabilityImpact": "LOW",
          "baseScore": 3.5,
          "baseSeverity": "LOW",
          "confidentialityImpact": "NONE",
          "integrityImpact": "LOW",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L",
          "version": "3.1"
        },
        "exploitabilityScore": 0.9,
        "impactScore": 2.5,
        "source": "cve@asrg.io",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "PHYSICAL",
          "availabilityImpact": "HIGH",
          "baseScore": 6.8,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 0.9,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2023-28895",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2023-12-05T17:19:18.033246Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2023-12-01T14:15:07.540",
  "references": [
    {
      "source": "cve@asrg.io",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://asrg.io/security-advisories/hard-coded-password-for-access-to-power-controller-chip-memory/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://asrg.io/security-advisories/hard-coded-password-for-access-to-power-controller-chip-memory/"
    }
  ],
  "sourceIdentifier": "cve@asrg.io",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-259"
        }
      ],
      "source": "cve@asrg.io",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-798"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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