CVE-2026-2815CWE-339

Incorrect use of the PUF key for user key generation in EFR32xG27 results in predictable keys

High · published June 25, 2026

CVSS v4.0
8.4
EPSS
0%
Percentile
16.4
In the wild
Unconfirmed
What it is

Incorrect use of the PUF key for user key generation in EFR32xG27 results in predictable keys

The record
Technical detail
CVSS v4.0
8.4 · HIGH
Vector
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:H/SA:N
EPSS
0.00251 · 16.4th percentile
Weakness
CWE-339 · Small Seed Space in PRNG
Published
2026-06-25T13:27Z
EPSS history
Timeline
  • 25 JUN 13:27Z
    Incorrect use of the PUF key for user key generation in EFR32xG27 results in predictable keys
    cvelistv5