The Z-Wave specification requires that S2 security can be downgraded to S0 or other less…
Priority LOW 36CWE-757Published · Updated
Key facts
- Attack vector
- Adjacent network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
The Z-Wave specification requires that S2 security can be downgraded to S0 or other less secure protocols, allowing an attacker within radio range during pairing to downgrade and then exploit a different vulnerability (CVE-2013-20003) to intercept and spoof traffic.
Why it matters now
EPSS 0.00616 49th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
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 | Z-Wave | S2 | — | No fix listed | CNA |
- Z-Wave Vendorsilabs.com Affected S2 Fixed in — No fix listed CNA
CPE configurations NVD · 10
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:silabs:zgm130s037hgn_firmware:s2:*:*:*:*:*:*:* | s2 | Vulnerable | silabs.com |
| cpe:2.3:h:silabs:zgm130s037hgn:-:*:*:*:*:*:*:* | not specified by NVD | Running on | silabs.com |
| cpe:2.3:o:silabs:zm5202_firmware:s2:*:*:*:*:*:*:* | s2 | Vulnerable | silabs.com |
| cpe:2.3:h:silabs:zm5202:-:*:*:*:*:*:*:* | not specified by NVD | Running on | silabs.com |
| cpe:2.3:o:silabs:zm5101_firmware:s2:*:*:*:*:*:*:* | s2 | Vulnerable | silabs.com |
| cpe:2.3:h:silabs:zm5101:-:*:*:*:*:*:*:* | not specified by NVD | Running on | silabs.com |
| cpe:2.3:o:silabs:zgm2305a27hgn_firmware:s2:*:*:*:*:*:*:* | s2 | Vulnerable | silabs.com |
| cpe:2.3:h:silabs:zgm2305a27hgn:-:*:*:*:*:*:*:* | not specified by NVD | Running on | silabs.com |
| cpe:2.3:o:silabs:zgm230sb27hgn_firmware:s2:*:*:*:*:*:*:* | s2 | Vulnerable | silabs.com |
| cpe:2.3:h:silabs:zgm230sb27hgn:-:*:*:*:*:*:*:* | not specified by NVD | Running on | silabs.com |
- cpe:2.3:o:silabs:zgm130s037hgn_firmware:s2:*:*:*:*:*:*:* Versions s2 Vulnerable ·silabs.com
- cpe:2.3:h:silabs:zgm130s037hgn:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·silabs.com
- cpe:2.3:o:silabs:zm5202_firmware:s2:*:*:*:*:*:*:* Versions s2 Vulnerable ·silabs.com
- cpe:2.3:h:silabs:zm5202:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·silabs.com
- cpe:2.3:o:silabs:zm5101_firmware:s2:*:*:*:*:*:*:* Versions s2 Vulnerable ·silabs.com
- cpe:2.3:h:silabs:zm5101:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·silabs.com
- cpe:2.3:o:silabs:zgm2305a27hgn_firmware:s2:*:*:*:*:*:*:* Versions s2 Vulnerable ·silabs.com
- cpe:2.3:h:silabs:zgm2305a27hgn:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·silabs.com
- cpe:2.3:o:silabs:zgm230sb27hgn_firmware:s2:*:*:*:*:*:*:* Versions s2 Vulnerable ·silabs.com
- cpe:2.3:h:silabs:zgm230sb27hgn:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·silabs.com
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2018-25029
- 2026-10-03 Alias added: GHSA-v7cj-26wg-65rw
References
More silabs.com Zgm130s037hgn Firmware vulnerabilities
- TI-2013-06218 Broken or risky cryptographic algorithm in silabs.com Z-Wave CVSS 3.1HIGH 8.3
Sources
- CVE-2018-25029 · CVE Program
- CVE-2018-25029 · NVD
- FIRST EPSS
- GHSA-v7cj-26wg-65rw · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences