CVE-2020-13464
The flash memory readout protection in China Key Systems & Integrated Circuit CKS32F103 devices...
The flash memory readout protection in China Key Systems & Integrated Circuit CKS32F103 devices allows physical attackers to extract firmware via the debug interface by utilizing the CPU or DMA module.
Attack profile
How easy it is to exploit
- Attack vector
- Physical
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
The flash memory readout protection in China Key Systems & Integrated Circuit CKS32F103 devices allows physical attackers to extract firmware via the debug interface by utilizing the CPU or DMA module.
- Record
CVE-2020-13464- CVSS 3.1
- 4.2 Medium
CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N - CVSS 2.0
- 1.9 Low
AV:L/AC:M/Au:N/C:N/I:P/A:N - Weakness
- CWE-862
- Updated
- 2026-11-02
CVE List No score
The flash memory readout protection in China Key Systems & Integrated Circuit CKS32F103 devices allows physical attackers to extract firmware via the debug interface by utilizing the CPU or DMA module.
- Record
CVE-2020-13464- Updated
- 2026-11-02
EUVDEUVD-2020-5715 No score
The flash memory readout protection in China Key Systems & Integrated Circuit CKS32F103 devices allows physical attackers to extract firmware via the debug interface by utilizing the CPU or DMA module.
- Record
EUVD-2020-5715- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-4wxj-8q7c-3rjw No score
The flash memory readout protection in China Key Systems & Integrated Circuit CKS32F103 devices...
The flash memory readout protection in China Key Systems & Integrated Circuit CKS32F103 devices allows physical attackers to extract firmware via the debug interface by utilizing the CPU or DMA module.
- Record
GHSA-4wxj-8q7c-3rjw- Weakness
- CWE-200
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-13464 is a medium vulnerability (CVSS 4.2) in Cksic Cks32f103 Firmware, published August 31, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.23%, the 14th percentile. No source names a fixed version.