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.

Metrics

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required None

Attack Requirements Present

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00039.

Exploitation none

Automatable no

Technical Impact total

Affected Vendors & Products

Vendors Products
Espressif
  • Esp-idf

No data.

No data.

OpenCVE Enrichment is a feature of OpenCVE that uses AI to automatically link vendors and products to CVEs. Learn more on GitHub.

Vendors Products
Espressif
  • Esp-idf
Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/espressif/esp-idf/commit/12b7a9e6d78012ab9184b7ccdb5524364bf7e345 cve-icon cve-icon
https://github.com/espressif/esp-idf/commit/3fc6c93936077cb1659e1f0e0268e62cf6423e9d cve-icon cve-icon
https://github.com/espressif/esp-idf/commit/5f93ec3b11b6115475c34de57093b3672d594e8f cve-icon cve-icon
https://github.com/espressif/esp-idf/commit/9cb7206d4ae8fd8f4296cd57d6c78a1656f42efa cve-icon cve-icon
https://github.com/espressif/esp-idf/commit/abc18e93eb3500dbec74c3e589671ef82c8b3919 cve-icon cve-icon
https://github.com/espressif/esp-idf/commit/b1657d9dd4d0e48ed25e02cb8fe8413f479a2a84 cve-icon cve-icon
https://github.com/espressif/esp-idf/commit/bf50c0c197af30990026c8f8286298d2aa5a3c99 cve-icon cve-icon
https://github.com/espressif/esp-idf/commit/cb6929a2e6f2ff130b742332dc15eb23006c7cc9 cve-icon cve-icon
https://github.com/espressif/esp-idf/commit/cc00e9f2fc4f7e8fbaff27851b4a8b45fa483501 cve-icon cve-icon
https://github.com/espressif/esp-idf/commit/e65cf7ea2a2be52219ec9d4efc44aed5e490e91c cve-icon cve-icon
https://github.com/espressif/esp-idf/commit/f40aa9c587a8e570dfde2e6330382dcd170d5a5d cve-icon cve-icon
https://github.com/espressif/esp-idf/commit/f77da0d5b5382635c99e6708551b73802ad1213d cve-icon cve-icon
https://github.com/espressif/esp-idf/security/advisories/GHSA-9w88-r2vm-qfc4 cve-icon cve-icon
History

Sat, 23 Aug 2025 11:00:00 +0000

Type Values Removed Values Added
First Time appeared Espressif
Espressif esp-idf
Vendors & Products Espressif
Espressif esp-idf

Fri, 22 Aug 2025 12:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Thu, 21 Aug 2025 15:15:00 +0000

Type Values Removed Values Added
Description 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.
Title ESF-IDF BluFi Example Memory Overflow Vulnerability
Weaknesses CWE-120
CWE-131
References
Metrics cvssV4_0

{'score': 5.2, 'vector': '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'}
cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2025-08-22T11:32:48.470Z

Reserved: 2025-08-12T16:15:30.238Z

Link: CVE-2025-55297

cve-icon Vulnrichment

Updated: 2025-08-22T11:32:42.396Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2025-08-21T15:15:33.717

Modified: 2025-08-22T18:09:17.710

Link: CVE-2025-55297

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2025-08-23T10:55:44Z