CVE-2025-7432 json
DPA countermeasures not reseeded under certain conditions
published 2026-02-09 8 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-207359
- cvss
- 1.0
- version 4.0, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 5%
- public exploits
- 0
- none known
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.
Patch / fix
- silabs.com Simplicity SDK 2025.12.0
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 8 mo ago
Exploit prediction
0.16% chance of exploitation in the next 30 days, higher than 5% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 1.0 | CVSS:4.0/AV:P/AC:H/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N |
| CNA | 4.0 | 1.0 | CVSS:4.0/AV:P/AC:H/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
Affected products
- silabs.com Simplicity SDK
Classification
- Weakness
-
- CWE-331 Insufficient Entropy
References
-
community.silabs.com
/068Vm00000b9fBW
vendor-advisory, permissions-required
Sources
- CVE List CVE-2025-7432
- NVD CVE-2025-7432
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.