DPA countermeasures not reseeded under certain conditions
Priority LOW 6CWE-331Published · Updated
Key facts
- Attack vector
- Physical
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Attack requirements
- Present
- Impact type
- —
- Confidentiality · integrity · availability
- Low · None · None
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA.
Summary
DPA countermeasures in Silicon Labs' Series 2 devices are not reseeded under certain conditions. This may allow an attacker to eventually extract secret keys through a DPA attack.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00162 5th percentileScored 2026-11-07
Fix Fixed Simplicity SDK (silabs.com): 2025.12.0
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 |
|---|---|---|---|---|---|
| silabs.com | Simplicity SDK | before 2025.12.0 | 2025.12.0 | Patch available | CNA |
- Simplicity SDK Vendorsilabs.com Affected before 2025.12.0 Fixed in 2025.12.0 Patch available CNA
Remediation
- Fix · CNA Simplicity SDK (silabs.com) Fixed in 2025.12.0
Timeline
- 2026-10-02 Threatist record created from CVE-2025-7432
- 2026-10-03 Alias added: GHSA-mhvf-ghpw-c93c
References
More silabs.com vulnerabilities
- TI-2023-24288 Heap-based buffer overflow in silabs.com Gecko Platform CVSS 3.1CRITICAL 10.0
- TI-2023-14952 Memory corruption in silabs.com Gecko Platform CVSS 3.1CRITICAL 9.8
- TI-2023-12925 Memory corruption in silabs.com Gecko Platform CVSS 3.1CRITICAL 9.8
- TI-2023-12476 Heap-based buffer overflow in silabs.com Gecko Platform CVSS 3.1CRITICAL 9.8
- TI-2022-08744 Heap-based buffer overflow in MicriumOS HTTP Server allows potential remote code execution CVSS 3.1CRITICAL 9.8
- TI-2023-12937 Memory corruption in silabs.com Gecko Platform CVSS 3.1CRITICAL 9.8
Sources
- CVE-2025-7432 · CVE Program
- CVE-2025-7432 · NVD
- FIRST EPSS
- GHSA-mhvf-ghpw-c93c · 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