What is CVE-2024-53406?

CVE-2024-53406 is a high-severity vulnerability in Espressif Esp-idf, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 8.8/10. Published 2025-03-13.

How severe is CVE-2024-53406?

High severity. CVSS v3 base score is 8.8 out of 10.

Auth bypass in Espressif Esp-idf

CVE-2024-53406

Espressif Esp idf v5.3.0 is vulnerable to Insecure Permissions resulting in Authentication bypass. In the reconnection phase, the device reuses the session key from a previous connection session, creating an opportunity for attackers to ex…

Vulnerability class: IDOR (Insecure Direct Object Reference)

EPSS: 0.006 (43.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Espressif Esp-idf — versions 5.3
N/a — versions n/a

Weakness classification (CWE)

CWE-639 — Authorization Bypass Through User-Controlled Key

References

cve@mitre.org (Product)
cve@mitre.org (Exploit)

Frequently asked questions

What is CVE-2024-53406?: CVE-2024-53406 is a high-severity vulnerability in Espressif Esp-idf, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 8.8/10. Published 2025-03-13.
How severe is CVE-2024-53406?: High severity. CVSS v3 base score is 8.8 out of 10.