Lucene search

SilabsCVE-2022-24936

HistoryNov 02, 2022 - 6:15 p.m.

CVE-2022-24936

2022-11-0218:15:10

CWE-119

CWE-787

Silabs

web.nvd.nist.gov

cve-2022-24936

out-of-bounds error

gbl parser

silicon labs

gecko bootloader

flash sign key

ota decryption key

security vulnerability

CVSS3

9.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

Confidence

High

EPSS

0.001

Percentile

46.4%

JSON

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.

Affected configurations

Nvd

Node

silabsgecko_bootloaderRange≤4.0.1

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

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

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "product": "Gecko Bootloader",
    "vendor": "silabs.com",
    "versions": [
      {
        "lessThanOrEqual": "4.0.1",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      }
    ]
  }
]

References

community.silabs.com/sfc/servlet.shepherd/document/download/0698Y00000Gdop4QAB?operationContext=S1

github.com/SiliconLabs/gecko_sdk/blame/2e82050dc8823c9fe0e8908c1b2666fb83056230/platform/bootloader/core/btl_bootload.c

Social References

CVSS3

9.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

Confidence

High

EPSS

0.001

Percentile

46.4%

JSON

Related for CVE-2022-24936