Insufficient verification of data authenticity in silabs.com UZB-7
Priority LOW 30CWE-345Published · Updated
Key facts
- Attack vector
- Adjacent network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-345.
Summary
Z-Wave devices based on Silicon Labs 700 series chipsets using S2 do not adequately authenticate or encrypt FIND_NODE_IN_RANGE frames, allowing a remote, unauthenticated attacker to inject a FIND_NODE_IN_RANGE frame with an invalid random payload, denying service by blocking the processing of upcoming events.
Why it matters now
EPSS 0.00749 55th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| silabs.com | UZB-7 | 7.00 | — | No fix listed | CNA |
- UZB-7 Vendorsilabs.com Affected 7.00 Fixed in — No fix listed CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:silabs:uzb-7:7.00:*:*:*:*:*:*:* | 7.00 | Vulnerable | silabs.com |
| cpe:2.3:o:silabs:700_series_firmware:*:*:*:*:*:*:*:* | all versions | Vulnerable | silabs.com |
- cpe:2.3:o:silabs:uzb-7:7.00:*:*:*:*:*:*:* Versions 7.00 Vulnerable ·silabs.com
- cpe:2.3:o:silabs:700_series_firmware:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·silabs.com
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-10137
- 2026-10-03 Alias added: GHSA-2m2c-95xg-qw58
References
More silabs.com 700 Series Firmware vulnerabilities
- TI-2020-07274 Improper authorization in ZooZ ZST10 CVSS 3.1MEDIUM 6.5
Sources
- CVE-2020-10137 · CVE Program
- CVE-2020-10137 · NVD
- FIRST EPSS
- GHSA-2m2c-95xg-qw58 · GitHub Advisory Database · CC BY 4.0
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