Vulnerability vector:
- Base vulnerability score (CVSSv3.1): CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
- Severity (CVSSv3.1): 7.6 (high)
- Base vulnerability score (CVSSv4.0): CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
- Severity (CVSSv4.0): 7.0 (high)
Description:
The vulnerability of improper access control was identified in series GD32E23x and GD32E50x of GigaDevice Semiconductor products.
The vulnerability allows an attacker to obtain a snapshot of SRAM or change its state.
The vulnerability can be exploited when checking the protection state.
Vulnerability status: Confirmed by research
Date of vulnerability detection: 12.04.2023
Recommendations: Limit physical access to critical devices with the microcontroller series GD32E23x, GD32E50x.
Additional information: Press-release, Research
Researcher: Alexey Kovrizhnykh (Positive Technologies)