VulnerabilityModified
CVE-2023-4280
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.
CRITICAL 9.8EPSS 0.40%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.40%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.40% probability · 34th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-125, CWE-787
- Affected
- silabs/gecko software development kit
- Source
- product-security@silabs.com
References
- https://community.silabs.com/069Vm0000004NinIAEPermissions Required
- https://github.com/SiliconLabs/gecko_sdkProduct
- https://community.silabs.com/069Vm0000004NinIAEPermissions Required
- https://github.com/SiliconLabs/gecko_sdkProduct
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.