// For flags

CVE-2024-22473

Uninitialized TRNG used for ECDSA after EM2/EM3 sleep for VSE devices

Severity Score

6.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track
*SSVC
Descriptions

TRNG is used before initialization by ECDSA signing driver when exiting EM2/EM3 on Virtual Secure Vault (VSE) devices. This defect may allow Signature Spoofing by Key Recreation.This issue affects Gecko SDK through v4.4.0.

TRNG se utiliza antes de la inicialización mediante el controlador de firma ECDSA al salir de EM2/EM3 en dispositivos Virtual Secure Vault (VSE). Este defecto puede permitir la suplantación de firmas mediante recreación clave. Este problema afecta a Gecko SDK hasta la versión 4.4.0.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
None
Integrity
High
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:Track
Exploitation
None
Automatable
No
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2024-01-10 CVE Reserved
  • 2024-02-21 CVE Published
  • 2024-02-22 EPSS Updated
  • 2024-09-27 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-330: Use of Insufficiently Random Values
  • CWE-331: Insufficient Entropy
  • CWE-338: Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG)
  • CWE-908: Use of Uninitialized Resource
  • CWE-1279: Cryptographic Operations are run Before Supporting Units are Ready
CAPEC
  • CAPEC-474: Signature Spoofing by Key Theft
  • CAPEC-485: Signature Spoofing by Key Recreation
References (1)
URL Tag Source
https://community.silabs.com/068Vm000001FrjT
URL Date SRC
URL Date SRC
URL Date SRC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Silabs.com
Search vendor "Silabs.com"
 GSDK
Search vendor "Silabs.com" for product "GSDK"
 <= 4.4.0
Search vendor "Silabs.com" for product "GSDK" and version " <= 4.4.0"
en
Affected