CVE-2026-9394: Weak Password Requirements in Besen BS20 EV Charging Station
A vulnerability was determined in Besen BS20 EV Charging Station up to 20260426. This impacts an unknown function of the component Bluetooth Low Energy Handler. Executing a manipulation can lead to weak password requirements. The attack needs to be done within the local network. This attack is characterized by high complexity. The exploitability is said to be difficult. 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."
AI Analysis
Technical Summary
This vulnerability affects the Besen BS20 EV Charging Station's Bluetooth Low Energy Handler component, allowing an attacker on the local network to manipulate the system to enforce weak password requirements. The attack complexity is high, and exploitability is difficult, reducing the likelihood of successful exploitation. The vendor is aware and reviewing the issue, but no fix is currently available.
Potential Impact
If exploited, this vulnerability could allow an attacker within the local network to cause the device to accept weak passwords, potentially reducing the security of authentication mechanisms. However, due to the high complexity and difficulty of exploitation, the practical impact is limited. There are no known exploits in the wild at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since the vendor is reviewing the vulnerability, monitor for official updates or patches from Besen. Until a fix is available, restrict local network access to trusted users and devices to reduce exposure.
CVE-2026-9394: Weak Password Requirements in Besen BS20 EV Charging Station
Description
A vulnerability was determined in Besen BS20 EV Charging Station up to 20260426. This impacts an unknown function of the component Bluetooth Low Energy Handler. Executing a manipulation can lead to weak password requirements. The attack needs to be done within the local network. This attack is characterized by high complexity. The exploitability is said to be difficult. 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."
CVSS v4.0
Score 2.3low
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability affects the Besen BS20 EV Charging Station's Bluetooth Low Energy Handler component, allowing an attacker on the local network to manipulate the system to enforce weak password requirements. The attack complexity is high, and exploitability is difficult, reducing the likelihood of successful exploitation. The vendor is aware and reviewing the issue, but no fix is currently available.
Potential Impact
If exploited, this vulnerability could allow an attacker within the local network to cause the device to accept weak passwords, potentially reducing the security of authentication mechanisms. However, due to the high complexity and difficulty of exploitation, the practical impact is limited. There are no known exploits in the wild at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since the vendor is reviewing the vulnerability, monitor for official updates or patches from Besen. Until a fix is available, restrict local network access to trusted users and devices to reduce exposure.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-05-24T06:18:52.619Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a149bd8a5ae1af1aad774dc
Added to database: 05/25/2026, 18:58:32 UTC
Last enriched: 06/01/2026, 20:29:55 UTC
Last updated: 07/31/2026, 19:23:00 UTC
Views: 104
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