How severe is CVE-2020-13465?

CVE-2020-13465 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-13465 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-13465?

CVE-2020-13465 affects Gigadevice Gd32f103 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-13465?

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

When was CVE-2020-13465 published?

CVE-2020-13465 was published on 2020-08-31 and last updated on 2026-06-17.

CVE-2020-13465

CVE-2020-13465 is a medium-severity vulnerability in Gigadevice Gd32f103 Firmware with a CVSS 3.x base score of 6.8. 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-20.

Key facts

Severity: Medium (CVSS 3.x base score 6.8)
CVSS v2: 4.6
EPSS exploit prediction: 1% (41st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Gigadevice Gd32f103 Firmware
Published: 2020-08-31
Last modified: 2026-06-17

Description

The security protection in Gigadevice GD32F103 devices allows physical attackers to redirect the control flow and execute arbitrary code via the debug interface.

Frequently asked questions

What is CVE-2020-13465?: The security protection in Gigadevice GD32F103 devices allows physical attackers to redirect the control flow and execute arbitrary code via the debug interface.
How severe is CVE-2020-13465?: CVE-2020-13465 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-13465 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-13465?: CVE-2020-13465 affects Gigadevice Gd32f103 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-13465?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-13465 published?: CVE-2020-13465 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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