CVE-2020-8004 exploit

Exploit for CVE-2020-8004. CVSS 7.5.

Published 21 Sep 2026Updated 21 Sep 2026209 sources
CVSS 7.5 PoC CANDIDATE

What happened

STM32F1 exceptional failure allows firmware extraction via OpenOCD debug interface.

Affected versions

Unknown product: See original advisory Fixed: See vendor advisory.

Why it matters

This source correlation may provide earlier visibility while structured CVE metadata is still being updated.

Detection & mitigation

  • Review the original advisory and validate affected versions.
  • Apply vendor-provided updates or mitigations when available.

Public PoC references