High severity · published Feb 21, 2024
CVE-2024-22473
Uninitialized TRNG used for ECDSA after EM2/EM3 sleep for VSE devices
7.5
CVSS
0.4%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 34% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GS
GSDK · silabs.com
through 4.4.0 · source: vendor
GS
Gecko Software Development Kit · Silabs
through 4.4.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-22473
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-22473
Permissions Required
https://community.silabs.com/068Vm000001FrjT
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