---
cve: "CVE-2025-55297"
severity: "MEDIUM"
cvss: 5.2
epss: "0.3%"
vendor: "espressif"
kev: false
exploited: false
published: "2025-08-21 15:15:33"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-10-02T19:01:42+02:00"
---

# CVE-2025-55297

> 5.2 MEDIUM · 🧪 PoC

## Beschreibung

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.

## CISA-Anreicherung (vulnrichment/ADP)

- CISA-SSVC (Coordinator, v2.0.3):
  - Exploitation: **none**
  - Automatable: **no**
  - Technical Impact: **total**

## CVSS-Vektor

```
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
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Benachbart | warn |
| AC Komplexität | Gering | bad |
| PR Privilegien | Keine | bad |
| UI Interaktion | Keine | bad |

## Patch verfügbar (OSV)

- dd9987d4697cb9bb5c3b5d30ef50b3750280badd (Commit)
- 7452b1cb1d22cd1b439a6a922548efacea98ee72 (Commit)

## Referenzen

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

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2025-55297) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI WID (CSAF)_