CVE-2025-55297
August 21, 2025
ESF-IDF is the Espressif Internet of Things (IOT) Development Framework. The BluFi example bundled in ESP-IDF was vulnerable to memory overflows in two areas: Wi-Fi credential handling and Diffie–Hellman key exchange. This vulnerability is fixed in 5.4.1, 5.3.3, 5.1.6, and 5.0.9.
Affected Packages
https://github.com/espressif/esp-idf.git (GITHUB):
Affected version(s) >=v5.2-beta1 <v5.3.3Fix Suggestion:
Update to version v5.3.3https://github.com/espressif/esp-idf.git (GITHUB):
Affected version(s) >=v0.9 <v5.0.9Fix Suggestion:
Update to version v5.0.9https://github.com/espressif/esp-idf.git (GITHUB):
Affected version(s) >=v5.1-beta1 <v5.1.6Fix Suggestion:
Update to version v5.1.6https://github.com/espressif/esp-idf.git (GITHUB):
Affected version(s) >=v5.4-beta1 <v5.4.1Fix Suggestion:
Update to version v5.4.1Related Resources (13)
Do you need more information?
Contact UsCVSS v4
Base Score:
5.2
Attack Vector
ADJACENT
Attack Complexity
LOW
Attack Requirements
PRESENT
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
Exploit Maturity
UNREPORTED
CVSS v3
Base Score:
8.8
Attack Vector
ADJACENT
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Weakness Type (CWE)
EPSS
Base Score:
0.04
