SecuriTricks - CVE-2026-3290

Description

Timing limitations of the HRNG in RS9116 when power save mode is enabled results in predictable values

Product(s) Impacted

Vendor	Product	Versions
Silabs	Rs9116	*

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-332

Insufficient Entropy in PRNG

The lack of entropy available for, or used by, a Pseudo-Random Number Generator (PRNG) can be a stability and security threat.

*CPE(s)

Affected systems and software identified for this CVE.

Type	Vendor	Product	Version	Update	Edition	Language	Software Edition	Target Software	Target Hardware	Other Information
a	silabs	rs9116	/	/	/	/	/	/	/	/

References

https://github.com/SiliconLabs/wiseconnect-wifi-bt-sdk/

https://siliconlabs.lightning.force.com/sfc/servlet.shepherd/document/download/069Vm00000nIg6IIAS?operationContext=S1

CVSS Score

7.4 / 10

CVSS Data - 4.0

Attack Vector: ADJACENT
Attack Complexity: LOW
Attack Requirements: PRESENT
Privileges Required: NONE
User Interaction: PASSIVE
Scope:
Confidentiality Impact: HIGH
Integrity Impact: HIGH
Availability Impact: NONE
Exploit Maturity: NOT_DEFINED

CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/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

View Vector String

Timeline

Published: May 14, 2026, 8:17 p.m.
Last Modified: May 15, 2026, 2:11 p.m.

Status : Awaiting Analysis

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

[email protected]

CVE-2026-3290