CVE-2023-4020

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Source

https://cve.org/CVERecord?id=CVE-2023-4020

Import Source

https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-4020.json

JSON Data

https://api.test.osv.dev/v1/vulns/CVE-2023-4020

Published

2023-12-15T21:15:08.560Z

Modified

2026-03-13T07:42:50.863321Z

Severity

9.1 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N CVSS Calculator

Summary

[none]

Details

An unvalidated input in a library function responsible for communicating between secure and non-secure memory in Silicon Labs TrustZone implementation allows reading/writing of memory in the secure region of memory from the non-secure region of memory.

References

Affected packages

Git /

Affected ranges

Database specific

source

"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-4020.json"

unresolved_ranges

[
    {
        "events": [
            {
                "introduced": "1.0.0"
            },
            {
                "fixed": "4.4.0"
            }
        ]
    }
]