Vulnerability · Published Feb 9, 2026 · Assigned by Silabs
CVE-2025-7432DPA countermeasures not reseeded under certain conditions
Low 1.0
In plain English
A low-severity security flaw in Simplicity SDK from silabs.com. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 5% of all known vulnerabilities).
Severity (CVSS 4.0)1.0Low
Exploit odds (30 days)0.2%top 94.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| silabs.com | Simplicity SDK | 0 – before 2025.12.0 |
Weakness: CWE-331 · Vector: 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
References
- https://community.silabs.com/068Vm00000b9fBW vendor-advisory, permissions-required