Insecure permissions in Silicon Labs (SiLabs) Z-Wave Series 700 and 800 v7.21.1 allow…
Priority LOW 29CWE-281Published · Updated
Key facts
- Attack vector
- Adjacent network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.
Summary
Insecure permissions in Silicon Labs (SiLabs) Z-Wave Series 700 and 800 v7.21.1 allow attackers to cause a Denial of Service (DoS) via repeatedly sending crafted packets to the controller.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00398 34th 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
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 15
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:silabs:z-wave_software_development_kit:*:*:*:*:*:*:*:* | up to 7.21.1 | Vulnerable | silabs.com |
| cpe:2.3:h:silabs:efr32zg14p231f256gm32:-:*:*:*:*:*:*:* | not specified by NVD | Running on | silabs.com |
| cpe:2.3:h:silabs:efr32zg23a010f512gm40:-:*:*:*:*:*:*:* | not specified by NVD | Running on | silabs.com |
| cpe:2.3:h:silabs:efr32zg23a010f512gm48:-:*:*:*:*:*:*:* | not specified by NVD | Running on | silabs.com |
| cpe:2.3:h:silabs:efr32zg23a020f512gm40:-:*:*:*:*:*:*:* | not specified by NVD | Running on | silabs.com |
| cpe:2.3:h:silabs:efr32zg23a020f512gm48:-:*:*:*:*:*:*:* | not specified by NVD | Running on | silabs.com |
| cpe:2.3:h:silabs:efr32zg23b010f512im40:-:*:*:*:*:*:*:* | not specified by NVD | Running on | silabs.com |
| cpe:2.3:h:silabs:efr32zg23b010f512im48:-:*:*:*:*:*:*:* | not specified by NVD | Running on | silabs.com |
| cpe:2.3:h:silabs:efr32zg23b011f512im40:-:*:*:*:*:*:*:* | not specified by NVD | Running on | silabs.com |
| cpe:2.3:h:silabs:efr32zg23b020f512im40:-:*:*:*:*:*:*:* | not specified by NVD | Running on | silabs.com |
- cpe:2.3:o:silabs:z-wave_software_development_kit:*:*:*:*:*:*:*:* Versions up to 7.21.1 Vulnerable ·silabs.com
- cpe:2.3:h:silabs:efr32zg14p231f256gm32:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·silabs.com
- cpe:2.3:h:silabs:efr32zg23a010f512gm40:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·silabs.com
- cpe:2.3:h:silabs:efr32zg23a010f512gm48:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·silabs.com
- cpe:2.3:h:silabs:efr32zg23a020f512gm40:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·silabs.com
- cpe:2.3:h:silabs:efr32zg23a020f512gm48:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·silabs.com
- cpe:2.3:h:silabs:efr32zg23b010f512im40:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·silabs.com
- cpe:2.3:h:silabs:efr32zg23b010f512im48:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·silabs.com
- cpe:2.3:h:silabs:efr32zg23b011f512im40:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·silabs.com
- cpe:2.3:h:silabs:efr32zg23b020f512im40:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·silabs.com
Show 5 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:h:silabs:efr32zg23b020f512im48:-:*:*:*:*:*:*:* | not specified by NVD | Running on | silabs.com |
| cpe:2.3:h:silabs:efr32zg23b021f512im40:-:*:*:*:*:*:*:* | not specified by NVD | Running on | silabs.com |
| cpe:2.3:h:silabs:zgm130s037hgn:-:*:*:*:*:*:*:* | not specified by NVD | Running on | silabs.com |
| cpe:2.3:h:silabs:zgm230sa27hgn:-:*:*:*:*:*:*:* | not specified by NVD | Running on | silabs.com |
| cpe:2.3:h:silabs:zgm230sb27hgn:-:*:*:*:*:*:*:* | not specified by NVD | Running on | silabs.com |
- cpe:2.3:h:silabs:efr32zg23b020f512im48:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·silabs.com
- cpe:2.3:h:silabs:efr32zg23b021f512im40:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·silabs.com
- cpe:2.3:h:silabs:zgm130s037hgn:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·silabs.com
- cpe:2.3:h:silabs:zgm230sa27hgn:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·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-2024-50921
- 2026-10-03 Alias added: GHSA-v3v5-mr33-c4hg
References
More silabs.com Z-wave Software Development Kit vulnerabilities
- TI-2024-34156 An issue in Silicon Labs Z-Wave Series 500 v6.84.0 allows attackers to execute arbitrary code. CVSS 3.1HIGH 8.8
- TI-2024-34151 Insecure permissions in Silicon Labs (SiLabs) Z-Wave Series 700 and 800 v7.21.1 allow… CVSS 3.1HIGH 8.8
- TI-2024-34154 Insecure permissions in Silicon Labs (SiLabs) Z-Wave Series 700 and 800 v7.21.1 allow… CVSS 3.1MEDIUM 6.5
- TI-2024-34153 Insecure permissions in Silicon Labs (SiLabs) Z-Wave Series 700 and 800 v7.21.1 allow… CVSS 3.1MEDIUM 6.5
- TI-2023-04884 Z-Wave Denial of Service caused by Stream of Packets CVSS 3.1MEDIUM 6.5
- TI-2024-34155 Insecure permissions in Silicon Labs (SiLabs) Z-Wave Series 700 and 800 v7.21.1 allow… CVSS 3.1MEDIUM 6.2
Sources
- CVE-2024-50921 · CVE Program
- CVE-2024-50921 · NVD
- FIRST EPSS
- GHSA-v3v5-mr33-c4hg · 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