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Vulnerability record · CVE-2024-33454 · published 14 May 2024

CVE-2024-33454: Espressif esp-idf classic buffer overflow vulnerability

EEspressif · Esp Idf

Buffer Overflow vulnerability in esp-idf v.5.1 allows a remote attacker to execute arbitrary code via a crafted script to the Bluetooth stack component.

6.5 CVSS 3.1 Medium EPSS 1.1% · top 34.6% CWE-120 · Classic buffer overflow
6.5CVSS 3.1 base score
1.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

Buffer Overflow vulnerability in esp-idf v.5.1 allows a remote attacker to execute arbitrary code via a crafted script to the Bluetooth stack component.

CVSS:3.1/AV:N/AC:L/PR:H/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://gist.github.com/Zakary-D/30f565c4266c02c62aa9089c363e78e9 ExploitThird Party Advisory
https://gist.github.com/Zakary-D/30f565c4266c02c62aa9089c363e78e9 ExploitThird Party Advisory

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Related vulnerabilities

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

8.8CVE-2026-45328Espressif esp-idf improper input validation vulnerabilityESF-IDF is the Espressif Internet of Things (IOT) Development Framework. In versions 5.5.4 and 6.0, the esp_tee component exposes secure-service wrap…EPSS 0.18%8.8CVE-2024-53406Espressif esp-idf insecure direct object reference vulnerabilityEspressif Esp idf v5.3.0 is vulnerable to Insecure Permissions resulting in Authentication bypass. In the reconnection phase, the device reuses the s…EPSS 0.64%8.8CVE-2022-24893Espressif esp-idf out-of-bounds write vulnerabilityESP-IDF is the official development framework for Espressif SoCs. In Espressif’s Bluetooth Mesh SDK (`ESP-BLE-MESH`), a memory corruption vulnerabili…EPSS 0.52%8.8CVE-2021-28139Espressif esp-idf vulnerabilityThe Bluetooth Classic implementation in Espressif ESP-IDF 4.4 and earlier does not properly restrict the Feature Page upon reception of an LMP Featur…EPSS 1.4%8.1CVE-2024-33453Espressif esp-idf classic buffer overflow vulnerabilityBuffer Overflow vulnerability in esp-idf v.5.1 allows a remote attacker to obtain sensitive information via the externalId component.EPSS 0.97%8.1CVE-2019-12587Espressif esp-idf broken cryptographic algorithm vulnerabilityThe EAP peer implementation in Espressif ESP-IDF 2.0.0 through 4.0.0 and ESP8266_NONOS_SDK 2.2.0 through 3.1.0 allows the installation of a zero Pair…EPSS 0.88%8.0CVE-2026-25532Espressif esp-idf vulnerabilityESF-IDF is the Espressif Internet of Things (IOT) Development Framework. In versions 5.5.2, 5.4.3, 5.3.4, 5.2.6, and 5.1.6, a vulnerability exists in…EPSS 0.41%7.5CVE-2026-45541Espressif esp-idf null pointer dereference vulnerabilityESF-IDF is the Espressif Internet of Things (IOT) Development Framework. In versions 5.2.6, 5.3.5, 5.4.4, 5.5.4, and 6.0, a NULL-pointer dereference …EPSS 0.83%

Source: NIST National Vulnerability Database (record CVE-2024-33454), CISA KEV, FIRST EPSS (scores of 2026-10-12). This page is refreshed as NVD updates the record.