FKIE_CVE-2023-20808

Vulnerability from fkie_nvd - Published: 2023-08-07 04:15 - Updated: 2026-06-17 05:30
Severity
6.7 (Medium) - CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Summary
In OPTEE, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: DTV03645895; Issue ID: DTV03645895.
References
security@mediatek.comhttps://corp.mediatek.com/product-security-bulletin/August-2023Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://corp.mediatek.com/product-security-bulletin/August-2023Vendor Advisory
Impacted products
Vendor Product Version
google android 11.0
mediatek mt9011 -
mediatek mt9022 -
mediatek mt9618 -
mediatek mt9649 -
mediatek mt9653 -
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "MT9011, MT9022, MT9618, MT9649, MT9653",
          "vendor": "MediaTek, Inc.",
          "versions": [
            {
              "status": "affected",
              "version": "Android 11.0"
            }
          ]
        }
      ],
      "source": "security@mediatek.com"
    },
    {
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:h:mediatek:mt9011:-:*:*:*:*:*:*:*"
          ],
          "defaultStatus": "unknown",
          "product": "mt9011",
          "vendor": "mediatek",
          "versions": [
            {
              "status": "affected",
              "version": "Android 11.0"
            }
          ]
        },
        {
          "cpes": [
            "cpe:2.3:h:mediatek:mt9022:-:*:*:*:*:*:*:*"
          ],
          "defaultStatus": "unknown",
          "product": "mt9022",
          "vendor": "mediatek",
          "versions": [
            {
              "status": "affected",
              "version": "Android 11.0"
            }
          ]
        },
        {
          "cpes": [
            "cpe:2.3:h:mediatek:mt9618:-:*:*:*:*:*:*:*"
          ],
          "defaultStatus": "unknown",
          "product": "mt9618",
          "vendor": "mediatek",
          "versions": [
            {
              "status": "affected",
              "version": "Android 11.0"
            }
          ]
        },
        {
          "cpes": [
            "cpe:2.3:h:mediatek:mt9649:-:*:*:*:*:*:*:*"
          ],
          "defaultStatus": "unknown",
          "product": "mt9649",
          "vendor": "mediatek",
          "versions": [
            {
              "status": "affected",
              "version": "Android 11.0"
            }
          ]
        },
        {
          "cpes": [
            "cpe:2.3:h:mediatek:mt9653:-:*:*:*:*:*:*:*"
          ],
          "defaultStatus": "unknown",
          "product": "mt9653",
          "vendor": "mediatek",
          "versions": [
            {
              "status": "affected",
              "version": "Android 11.0"
            }
          ]
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "109DD7FD-3A48-4C3D-8E1A-4433B98E1E64",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:mediatek:mt9011:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "CEE06B45-7F23-4EB5-9885-4FCA0FC0D5C5",
              "vulnerable": false
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt9022:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "350ED16A-35A5-4F54-A01F-6EADE58E5530",
              "vulnerable": false
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt9618:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "311AFBA9-A0AD-4638-ACFF-0D4AC12FA127",
              "vulnerable": false
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt9649:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "C1C6E88C-46DD-45AB-88C1-B69FC0E25056",
              "vulnerable": false
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt9653:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "63BC3AE7-4180-4B8C-AB69-8AC4F502700D",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In OPTEE, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: DTV03645895; Issue ID: DTV03645895."
    }
  ],
  "id": "CVE-2023-20808",
  "lastModified": "2026-06-17T05:30:53.593",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 6.7,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 0.8,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2023-20808",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2024-10-15T19:47:25.231347Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2023-08-07T04:15:14.180",
  "references": [
    {
      "source": "security@mediatek.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://corp.mediatek.com/product-security-bulletin/August-2023"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://corp.mediatek.com/product-security-bulletin/August-2023"
    }
  ],
  "sourceIdentifier": "security@mediatek.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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.