by Kastro
Paper/Archive/CVE-2023-4280

CVE-2023-4280

silabs.com GSDK — Unvalidated input in Silicon Labs TrustZone implementation leads to accessing Trusted memory region

EPSS 0.4%CVSS 9.8
critical.is priorityof 100
36
CVSS 9.8 (NVD)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 34.6.346 × 206.9No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

An unvalidated input in Silicon Labs TrustZone implementation in v4.3.x and earlier of the Gecko SDK allows an attacker to access the trusted region of memory from the untrusted region.

Affected

ProductAffectedFixed inSource
GSDK1.0 – 4.3.x–CNA

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Silabs (CNA)9.3CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: partial

References

refgithub.com/SiliconLabs/gecko_sdkrefcommunity.silabs.com/069Vm0000004NinIAE