gsd-2022-24936
Vulnerability from gsd
Modified
2023-12-13 01:19
Details
Out-of-Bounds error in GBL parser in Silicon Labs Gecko Bootloader version 4.0.1 and earlier allows attacker to overwrite flash Sign key and OTA decryption key via malicious bootloader upgrade.
Aliases
Aliases
CVE-2022-24936


To clipboard 

{
  "GSD": {
    "alias": "CVE-2022-24936",
    "id": "GSD-2022-24936"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2022-24936"
      ],
      "details": "Out-of-Bounds error in GBL parser in Silicon Labs Gecko Bootloader version 4.0.1 and earlier allows attacker to overwrite flash Sign key and OTA decryption key via malicious bootloader upgrade.",
      "id": "GSD-2022-24936",
      "modified": "2023-12-13T01:19:42.858896Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "product-security@silabs.com",
        "ID": "CVE-2022-24936",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "Gecko Bootloader",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "=",
                          "version_value": "0"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "silabs.com"
            }
          ]
        }
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "Out-of-Bounds error in GBL parser in Silicon Labs Gecko Bootloader version 4.0.1 and earlier allows attacker to overwrite flash Sign key and OTA decryption key via malicious bootloader upgrade."
          }
        ]
      },
      "generator": {
        "engine": "Vulnogram 0.1.0-dev"
      },
      "impact": {
        "cvss": [
          {
            "attackComplexity": "LOW",
            "attackVector": "ADJACENT_NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.3,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "LOW",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H",
            "version": "3.1"
          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "cweId": "CWE-119",
                "lang": "eng",
                "value": "CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://community.silabs.com/sfc/servlet.shepherd/document/download/0698Y00000Gdop4QAB?operationContext=S1",
            "refsource": "MISC",
            "url": "https://community.silabs.com/sfc/servlet.shepherd/document/download/0698Y00000Gdop4QAB?operationContext=S1"
          },
          {
            "name": "https://github.com/SiliconLabs/gecko_sdk/blame/2e82050dc8823c9fe0e8908c1b2666fb83056230/platform/bootloader/core/btl_bootload.c",
            "refsource": "MISC",
            "url": "https://github.com/SiliconLabs/gecko_sdk/blame/2e82050dc8823c9fe0e8908c1b2666fb83056230/platform/bootloader/core/btl_bootload.c"
          }
        ]
      },
      "source": {
        "discovery": "INTERNAL"
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:silabs:gecko_bootloader:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "4.0.1",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "product-security@silabs.com",
          "ID": "CVE-2022-24936"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "Out-of-Bounds error in GBL parser in Silicon Labs Gecko Bootloader version 4.0.1 and earlier allows attacker to overwrite flash Sign key and OTA decryption key via malicious bootloader upgrade."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-787"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://github.com/SiliconLabs/gecko_sdk/blame/2e82050dc8823c9fe0e8908c1b2666fb83056230/platform/bootloader/core/btl_bootload.c",
              "refsource": "MISC",
              "tags": [
                "Exploit",
                "Third Party Advisory"
              ],
              "url": "https://github.com/SiliconLabs/gecko_sdk/blame/2e82050dc8823c9fe0e8908c1b2666fb83056230/platform/bootloader/core/btl_bootload.c"
            },
            {
              "name": "https://community.silabs.com/sfc/servlet.shepherd/document/download/0698Y00000Gdop4QAB?operationContext=S1",
              "refsource": "MISC",
              "tags": [
                "Permissions Required",
                "Vendor Advisory"
              ],
              "url": "https://community.silabs.com/sfc/servlet.shepherd/document/download/0698Y00000Gdop4QAB?operationContext=S1"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.1,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 5.2
        }
      },
      "lastModifiedDate": "2022-11-03T16:41Z",
      "publishedDate": "2022-11-02T18:15Z"
    }
  }
}


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