CVE-2026-9395— Besen BS20 EV Charging Station BLE/UDP insufficiently protected credentials
Possible ATT&CK Techniques 1AI
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I. Basic Information for CVE-2026-9395
Vulnerability Information
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Vulnerability Title
Besen BS20 EV Charging Station BLE/UDP insufficiently protected credentials
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability was identified in Besen BS20 EV Charging Station up to 20260426. Affected is an unknown function of the component BLE/UDP. The manipulation leads to insufficiently protected credentials. The attack needs to be initiated within the local network. The original disclosure mentions, that "[t]hese vulnerabilities have been reported to Besen and we have received their acknowlegement that they are reviewing this as of April 2026."
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
不充分的凭证保护机制
Source: NVD (National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Besen | BS20 EV Charging Station | 20260426 | cpe:2.3:a:besen:bs20_ev_charging_station:*:*:*:*:*:*:*:* |
II. Public POCs for CVE-2026-9395
| # | POC Description | Source Link | Shenlong Link |
|---|
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Proof of Concept for CVE-2026-9395 (1)
Same Patch Batch · Besen · 2026-05-24 · 5 CVEs total
| CVE-2026-9397 | 8.1 HIGH | Besen BS20 EV Charging Station OTA Update Installation improper authorization |
| CVE-2026-9396 | 3.7 LOW | Besen BS20 EV Charging Station Firmware Version Check ui layer |
| CVE-2026-9394 | 3.1 LOW | Besen BS20 EV Charging Station Bluetooth Low Energy weak password |
| CVE-2026-9398 | 3.1 LOW | Besen BS20 EV Charging Station BLE/WiFi authentication replay |
IV. Related Vulnerabilities
Same product: BS20 EV Charging Station
Same vendor: Besen
Same weakness: CWE-522
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V. Comments for CVE-2026-9395
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