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Vulnerability record · CVE-2024-33453 · published 17 October 2024

CVE-2024-33453: Espressif esp-idf classic buffer overflow vulnerability

EEspressif · Esp Idf

Buffer Overflow vulnerability in esp-idf v.5.1 allows a remote attacker to obtain sensitive information via the externalId component.

8.1 CVSS 3.1 High EPSS 0.97% · top 39.8% CWE-120 · Classic buffer overflow
8.1CVSS 3.1 base score
0.97%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
1References
17 Jun 2026Last modified by NVD

Description

Buffer Overflow vulnerability in esp-idf v.5.1 allows a remote attacker to obtain sensitive information via the externalId component.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/Ant1sec-ops/CVE-2024-33453 MitigationThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2024-33453), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.