Esp Idf
CVE-2024-53406
HIGH
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V8 - Authorization Object-level authorization, IDOR prevention
|
| Impact | CVSS score of 8.8 (HIGH). Attack characteristics: network attack vector, low complexity, no privileges required, user interaction required. Public proof-of-concept exploit code is available. EPSS exploitation probability: 0.12%. |
| Exploit ScenarioDerived | This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the high-severity affected system. |
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Alert meAnalysisAIv1 – Mar 28, 2026
Espressif Esp idf v5.3.0 is vulnerable to Insecure Permissions resulting in Authentication bypass. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.
Affects your stack
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Technical ContextAI · show details
This vulnerability is classified under CWE-639. 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 execute security bypass attacks. Affected products include: Espressif Esp-Idf.
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- Exploit and PoC references, threat intelligence from 22 sources
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Severity by source
AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
Lifecycle Timeline
2DescriptionCVE.org
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 execute security bypass attacks.
Executive ViewAI
Organizations using Espressif Esp idf v5.3.0 face significant risk from CVE-2024-53406, a IDOR vulnerability rated CVSS 8.8. Successful exploitation could significantly impact the confidentiality, integrity, or availability of affected systems. Proof-of-concept code is publicly available, increasing the risk of exploitation. Organizations should apply vendor updates when available and consider compensating controls in the interim.
Apply vendor patch. If immediate patching is not feasible: (1) Implement network-level access controls to limit exposure; (2) Enable enhanced monitoring and alerting; (3) Apply principle of least privilege.
Threat Intelligence Overview
NVD
CVE.org
EPSS
GitHub
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.
Affected Products (CPE)CVE.org
The 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 th
An encryption-bypass issue was discovered on Espressif ESP-IDF devices through 4.2, ESP8266_NONOS_SDK devices through 3.
Buffer Overflow vulnerability in esp-idf v.5.1 allows a remote attacker to execute arbitrary code via a crafted script t
The 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 processes
A security vulnerability in the ESP-NOW protocol implementation within the ESP Wi-Fi component of (CVSS 9.8). Critical s
Privilege escalation from REE to TEE in Espressif ESP-IDF 5.5.4 and 6.0 lets a low-privileged user-application caller ab
ESP-IDF is the official development framework for Espressif SoCs. Rated high severity (CVSS 8.8), this vulnerability is
The Bluetooth Classic implementation in Espressif ESP-IDF 4.4 and earlier does not properly restrict the Feature Page up
Buffer Overflow vulnerability in esp-idf v.5.1 allows a remote attacker to obtain sensitive information via the external
Denial of service in Espressif's ESP-IDF JPEG driver (versions 6.0.1, 5.5.4, 5.4.4, 5.3.5 and likely earlier) stems from
Remote denial-of-service in Espressif ESP-IDF's esp_http_server WebSocket handshake allows unauthenticated attackers to
An issue in Espressif Esp idf v5.3.0 allows attackers to cause a Denial of Service (DoS) via a crafted data channel pack
Exploit-DB