CVE-2025-55297: medium-severity vulnerability in espressif esp-idf
ESF-IDF BluFi Example Memory Overflow Vulnerability
Published · Updated
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13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 5.2epss 0.4%
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.
CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U
Affected products
espressif · esp-idfRelated CVEs — espressif esp-idf
In the same product, most dangerous first.
CVE-2025-52471HIGHESP-NOW Integer Underflow Vulnerability AdvisoryEPSS 0.9%CVE-2026-55687HIGHESF-IDF: Stack-Based Out-of-Bounds Write in JPEG Decoder DQT Marker ParsingEPSS 0.7%CVE-2025-66409LOWESF-IDF has an Out-of-Bounds Read in ESP32 Bluetooth AVRCP Command HandlingEPSS 0.7%CVE-2024-53845MEDIUMAES/CBC Constant IV Vulnerability in ESPTouch v2EPSS 0.6%CVE-2022-24893HIGHEspressif Bluetooth Mesh Stack Vulnerable to Out-of-bounds Write leading to memory buffer corruptionEPSS 0.5%CVE-2026-45541HIGHESF-IDF: Remote Null Pointer Dereference in WebSocket ServerEPSS 0.4%
References
https://github.com/espressif/esp-idf/commit/12b7a9e6d78012ab9184b7ccdb5524364bf7e345https://github.com/espressif/esp-idf/commit/3fc6c93936077cb1659e1f0e0268e62cf6423e9dhttps://github.com/espressif/esp-idf/commit/5f93ec3b11b6115475c34de57093b3672d594e8fhttps://github.com/espressif/esp-idf/commit/9cb7206d4ae8fd8f4296cd57d6c78a1656f42efahttps://github.com/espressif/esp-idf/commit/abc18e93eb3500dbec74c3e589671ef82c8b3919https://github.com/espressif/esp-idf/commit/b1657d9dd4d0e48ed25e02cb8fe8413f479a2a84https://github.com/espressif/esp-idf/commit/bf50c0c197af30990026c8f8286298d2aa5a3c99https://github.com/espressif/esp-idf/commit/cb6929a2e6f2ff130b742332dc15eb23006c7cc9https://github.com/espressif/esp-idf/commit/cc00e9f2fc4f7e8fbaff27851b4a8b45fa483501https://github.com/espressif/esp-idf/commit/e65cf7ea2a2be52219ec9d4efc44aed5e490e91chttps://github.com/espressif/esp-idf/commit/f40aa9c587a8e570dfde2e6330382dcd170d5a5dhttps://github.com/espressif/esp-idf/commit/f77da0d5b5382635c99e6708551b73802ad1213d