What is CVE-2024-33453?

CVE-2024-33453 is a high-severity vulnerability in Espressif Esp-idf, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 8.1/10. Published 2024-10-17.

How severe is CVE-2024-33453?

High severity. CVSS v3 base score is 8.1 out of 10.

Is CVE-2024-33453 known to be exploited?

3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Espressif Esp-idf

CVE-2024-33453

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

Vulnerability class: Buffer Overflow

EPSS: 0.010 (57.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.

Affected products

Espressif Esp-idf — versions 5.1
N/a — versions n/a

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

Public proof-of-concept exploits

References

cve@mitre.org (Third Party Advisory, Mitigation)

Frequently asked questions

What is CVE-2024-33453?: CVE-2024-33453 is a high-severity vulnerability in Espressif Esp-idf, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 8.1/10. Published 2024-10-17.
How severe is CVE-2024-33453?: High severity. CVSS v3 base score is 8.1 out of 10.
Is CVE-2024-33453 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.