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SilabsCVE-2023-4041

HistoryAug 23, 2023 - 5:15 a.m.

CVE-2023-4041

2023-08-2305:15:47

CWE-787

CWE-120

CWE-494

Silabs

web.nvd.nist.gov

cve-2023-4041

buffer overflow

code injection

silicon labs

gecko bootloader

firmware update file parser

authentication bypass

out-of-bounds write

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

9.7

Confidence

High

EPSS

0.002

Percentile

54.0%

JSON

Buffer Copy without Checking Size of Input (‘Classic Buffer Overflow’), Out-of-bounds Write, Download of Code Without Integrity Check vulnerability in Silicon Labs Gecko Bootloader on ARM (Firmware Update File Parser modules) allows Code Injection, Authentication Bypass.This issue affects “Standalone” and “Application” versions of Gecko Bootloader.

Affected configurations

Nvd

Node

silabsgecko_bootloaderRange<4.2.4arm

silabsgecko_bootloaderRange4.3.0–4.3.2arm

VendorProductVersionCPE
silabsgecko_bootloader*cpe:2.3:a:silabs:gecko_bootloader:*:*:*:*:*:*:arm:*

Vendor	Product	Version	CPE
silabs	gecko_bootloader	*	cpe:2.3:a:silabs:gecko_bootloader:::::::arm:*

CNA Affected

[
  {
    "defaultStatus": "affected",
    "modules": [
      "Firmware Update File Parser"
    ],
    "platforms": [
      "ARM"
    ],
    "product": "Gecko Bootloader",
    "repo": "https://github.com/SiliconLabs/gecko_sdk/releases",
    "vendor": "Silicon Labs",
    "versions": [
      {
        "lessThan": "4.3.1",
        "status": "affected",
        "version": "0",
        "versionType": "4.3.1"
      },
      {
        "lessThan": "4.2.4",
        "status": "affected",
        "version": "0",
        "versionType": "4.2.4"
      },
      {
        "status": "unaffected",
        "version": "4.3.2"
      },
      {
        "status": "unaffected",
        "version": "4.2.4"
      }
    ]
  }
]

References

siliconlabs.lightning.force.com/sfc/servlet.shepherd/document/download/0698Y00000XT8GsQAL?operationContext=S1

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

9.7

Confidence

High

EPSS

0.002

Percentile

54.0%

JSON

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