CVE-2020-13467

4.6 mediumEPSS 0.3%

Medium (4.6) in cksic cks32f103 firmware. EPSS 0.3% chance of exploitation in the next 30 days.

The flash memory readout protection in China Key Systems & Integrated Circuit CKS32F103 devices allows physical attackers to extract firmware via the debug interface and exception handling.

Severity

CVSS 3.1

4.6 medium

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 22% of CVEs (scores of 2026-10-31)
CWE: CWE-755
Published: 2020-08-31
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

cksic:cks32f103_firmware

References

https://www.usenix.org/system/files/woot20-paper-obermaier.pdf
https://www.usenix.org/system/files/woot20-paper-obermaier.pdf

Check your stack JSON