A broken access control vulnerability in Smart Battery A4, a multifunctional portable charger, firmware version ?<= r1.7.9 allows an attacker to get/reset administrator’s password without any authentication.
https://www.twcert.org.tw/subpages/ServeThePublic/public_document_details.aspx?lang=en-US&id=45
https://tvn.twcert.org.tw/taiwanvn/TVN-201908003
Source: Mitre, NVD
Published: 2019-09-25
Updated: 2026-06-17
Base Score: 10
Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C
Severity: Critical
Base Score: 9.8
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 0.00305