Buffer overflow in Silabs Gecko_bootloader
CVE-2022-24936
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.
Vulnerability class: Buffer Overflow
EPSS: 0.008 (52.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.3 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H.
Affected products
- Silabs Gecko_bootloader
- Silabs.com Gecko Bootloader — versions 0
Weakness classification (CWE)
References
- product-security@silabs.com (Permissions Required, vendor-advisory, Vendor Advisory)
- product-security@silabs.com (Exploit, Third Party Advisory, patch)
Frequently asked questions
- What is CVE-2022-24936?
- CVE-2022-24936 is a high-severity vulnerability in Silabs Gecko_bootloader, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.3/10. Published 2022-11-02.
- How severe is CVE-2022-24936?
- High severity. CVSS v3 base score is 8.3 out of 10.