CVE-2022-24936

Published: Nov 2, 2022

Modified: May 2, 2025

PUBLISHED

CVSS v3.1

8.3

HIGH

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.

Vendor	Product	Versions
silabs.com	Gecko Bootloader	affected `0 - <= 4.0.1`

Weaknesses (CWE)

CWE-119

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

High

Availability

High

References

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

vendor-advisory

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

patch

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CVE-2022-24936

Description

Affected Products

Weaknesses (CWE)

CVSS v3.1 Details

References