How severe is CVE-2020-13472?

CVE-2020-13472 has a CVSS 3.x base score of 4.6, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2020-13472 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-13472?

CVE-2020-13472 affects Gigadevice Gd32f103 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-13472?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2020-13472 published?

CVE-2020-13472 was published on 2020-08-31 and last updated on 2026-06-17.

CVE-2020-13472

CVE-2020-13472 is a medium-severity vulnerability in Gigadevice Gd32f103 Firmware with a CVSS 3.x base score of 4.6. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-668.

Key facts

Severity: Medium (CVSS 3.x base score 4.6)
CVSS v2: 2.1
EPSS exploit prediction: 0% (31st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-668
Affected product: Gigadevice Gd32f103 Firmware
Published: 2020-08-31
Last modified: 2026-06-17

Description

The flash memory readout protection in Gigadevice GD32F103 devices allows physical attackers to extract firmware via the debug interface by utilizing the DMA module.

Frequently asked questions

What is CVE-2020-13472?: The flash memory readout protection in Gigadevice GD32F103 devices allows physical attackers to extract firmware via the debug interface by utilizing the DMA module.
How severe is CVE-2020-13472?: CVE-2020-13472 has a CVSS 3.x base score of 4.6, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2020-13472 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-13472?: CVE-2020-13472 affects Gigadevice Gd32f103 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-13472?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-13472 published?: CVE-2020-13472 was published on 2020-08-31 and last updated on 2026-06-17.

References

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

Affected products (1)

cpe:2.3:o:gigadevice:gd32f103_firmware:-:*:*:*:*:*:*:*

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