CVE-2025-20793 (GCVE-0-2025-20793)
Vulnerability from cvelistv5
Published
2026-01-06 01:46
Modified
2026-03-30 13:03
CWE
  • CWE-476 - NULL Pointer Dereference
Summary
In Modem, there is a possible system crash due to incorrect error handling. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY01430930; Issue ID: MSV-4836.
Impacted products
Vendor Product Version
MediaTek, Inc. MediaTek chipset Version: MT2735
Version: MT2737
Version: MT6813
Version: MT6815
Version: MT6833
Version: MT6835
Version: MT6853
Version: MT6855
Version: MT6873
Version: MT6875
Version: MT6877
Version: MT6878
Version: MT6879
Version: MT6880
Version: MT6883
Version: MT6885
Version: MT6886
Version: MT6889
Version: MT6890
Version: MT6891
Version: MT6893
Version: MT6895
Version: MT6896
Version: MT6897
Version: MT6899
Version: MT6980
Version: MT6983
Version: MT6985
Version: MT6989
Version: MT6990
Version: MT6991
Version: MT6993
Version: MT8673
Version: MT8675
Version: MT8676
Version: MT8678
Version: MT8755
Version: MT8771
Version: MT8791
Version: MT8791T
Version: MT8792
Version: MT8793
Version: MT8795T
Version: MT8797
Version: MT8798
Version: MT8863
Version: MT8873
Version: MT8883
Version: MT8893
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Show details on NVD website


{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "ADJACENT_NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 6.5,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "NONE",
              "integrityImpact": "NONE",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2025-20793",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-02-17T14:20:39.628921Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-02-17T14:20:42.396Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "MediaTek chipset",
          "vendor": "MediaTek, Inc.",
          "versions": [
            {
              "status": "affected",
              "version": "MT2735"
            },
            {
              "status": "affected",
              "version": "MT2737"
            },
            {
              "status": "affected",
              "version": "MT6813"
            },
            {
              "status": "affected",
              "version": "MT6815"
            },
            {
              "status": "affected",
              "version": "MT6833"
            },
            {
              "status": "affected",
              "version": "MT6835"
            },
            {
              "status": "affected",
              "version": "MT6853"
            },
            {
              "status": "affected",
              "version": "MT6855"
            },
            {
              "status": "affected",
              "version": "MT6873"
            },
            {
              "status": "affected",
              "version": "MT6875"
            },
            {
              "status": "affected",
              "version": "MT6877"
            },
            {
              "status": "affected",
              "version": "MT6878"
            },
            {
              "status": "affected",
              "version": "MT6879"
            },
            {
              "status": "affected",
              "version": "MT6880"
            },
            {
              "status": "affected",
              "version": "MT6883"
            },
            {
              "status": "affected",
              "version": "MT6885"
            },
            {
              "status": "affected",
              "version": "MT6886"
            },
            {
              "status": "affected",
              "version": "MT6889"
            },
            {
              "status": "affected",
              "version": "MT6890"
            },
            {
              "status": "affected",
              "version": "MT6891"
            },
            {
              "status": "affected",
              "version": "MT6893"
            },
            {
              "status": "affected",
              "version": "MT6895"
            },
            {
              "status": "affected",
              "version": "MT6896"
            },
            {
              "status": "affected",
              "version": "MT6897"
            },
            {
              "status": "affected",
              "version": "MT6899"
            },
            {
              "status": "affected",
              "version": "MT6980"
            },
            {
              "status": "affected",
              "version": "MT6983"
            },
            {
              "status": "affected",
              "version": "MT6985"
            },
            {
              "status": "affected",
              "version": "MT6989"
            },
            {
              "status": "affected",
              "version": "MT6990"
            },
            {
              "status": "affected",
              "version": "MT6991"
            },
            {
              "status": "affected",
              "version": "MT6993"
            },
            {
              "status": "affected",
              "version": "MT8673"
            },
            {
              "status": "affected",
              "version": "MT8675"
            },
            {
              "status": "affected",
              "version": "MT8676"
            },
            {
              "status": "affected",
              "version": "MT8678"
            },
            {
              "status": "affected",
              "version": "MT8755"
            },
            {
              "status": "affected",
              "version": "MT8771"
            },
            {
              "status": "affected",
              "version": "MT8791"
            },
            {
              "status": "affected",
              "version": "MT8791T"
            },
            {
              "status": "affected",
              "version": "MT8792"
            },
            {
              "status": "affected",
              "version": "MT8793"
            },
            {
              "status": "affected",
              "version": "MT8795T"
            },
            {
              "status": "affected",
              "version": "MT8797"
            },
            {
              "status": "affected",
              "version": "MT8798"
            },
            {
              "status": "affected",
              "version": "MT8863"
            },
            {
              "status": "affected",
              "version": "MT8873"
            },
            {
              "status": "affected",
              "version": "MT8883"
            },
            {
              "status": "affected",
              "version": "MT8893"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In Modem, there is a possible system crash due to incorrect error handling. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY01430930; Issue ID: MSV-4836."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-476",
              "description": "CWE-476 NULL Pointer Dereference",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-03-30T13:03:56.962Z",
        "orgId": "ee979b05-11f8-4f25-a7e0-a1fa9c190374",
        "shortName": "MediaTek"
      },
      "references": [
        {
          "url": "https://corp.mediatek.com/product-security-bulletin/January-2026"
        }
      ],
      "x_generator": {
        "engine": "cvelib 1.8.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "ee979b05-11f8-4f25-a7e0-a1fa9c190374",
    "assignerShortName": "MediaTek",
    "cveId": "CVE-2025-20793",
    "datePublished": "2026-01-06T01:46:33.180Z",
    "dateReserved": "2024-11-01T01:21:50.402Z",
    "dateUpdated": "2026-03-30T13:03:56.962Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}


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  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
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