CVE-2022-24936

Published Nov 2, 2022

Last updated 2 years ago

CVSS critical 9.1

Overview

Description: 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.
Source: product-security@silabs.com
NVD status: Analyzed

Risk scores

CVSS 3.1

Type: Primary
Base score: 9.1
Impact score: 5.2
Exploitability score: 3.9
Vector string: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Severity: CRITICAL

Weaknesses

nvd@nist.gov: CWE-787
product-security@silabs.com: CWE-119

Hype score: Not currently trending

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:silabs:gecko_bootloader:*:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "05C71F13-1B46-4919-AD6F-B63BE2A3430A",
            "versionEndIncluding": "4.0.1"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

References