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CVE-2026-9397

Besen BS20 EV Charging Station OTA Update Installation improper authorization PUBLISHED

Description (CNA)

A weakness has been identified in Besen BS20 EV Charging Station up to 20260426. Affected by this issue is some unknown functionality of the component OTA Update Installation Handler. This manipulation causes improper authorization. The attack is possible to be carried out remotely. A high degree of complexity is needed for the attack. The exploitation is known 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."

Affected (CNA)

Vendor / productVersions
Besen / BS20 EV Charging Stationaffected 20260426

CWE

CWE-285, CWE-266

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.