What is CVE-2023-3110?

CVE-2023-3110 is a critical-severity vulnerability in Silabs Unify Software Development Kit, classified under Out-of-bounds Read. CVSS score: 9.6/10. Published 2023-06-21.

How severe is CVE-2023-3110?

Critical severity. CVSS v3 base score is 9.6 out of 10.

Out-of-bounds Read in Silabs Unify Software Development Kit

CVE-2023-3110

Description: A vulnerability in SiLabs Unify Gateway 1.3.1 and earlier allows an unauthenticated attacker within Z-Wave range to overflow a stack buffer, leading to arbitrary code execution.

Vulnerability class: Buffer Overflow

Published 2023-06-21 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.6 (Critical). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.004 (33.5th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 33.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Silabs Unify Software Development Kit
Silicon Labs Unify Gateway — versions 1.3.2

Weakness classification (CWE)

References

siliconlabs.lightning.force.com/sfc/servlet.shepherd/document/download/0698Y000… (Permissions Required)

Frequently asked questions

What is CVE-2023-3110?: CVE-2023-3110 is a critical-severity vulnerability in Silabs Unify Software Development Kit, classified under Out-of-bounds Read. CVSS score: 9.6/10. Published 2023-06-21.
How severe is CVE-2023-3110?: Critical severity. CVSS v3 base score is 9.6 out of 10.