What is CVE-2020-13468?

CVE-2020-13468 is a medium-severity vulnerability in Gigadevice Gd32f130, classified under Incorrect Default Permissions. CVSS score: 6.8/10. Published 2020-08-31.

How severe is CVE-2020-13468?

Medium severity. CVSS v3 base score is 6.8 out of 10.

Vulnerability in Gigadevice Gd32f130

CVE-2020-13468

Gigadevice GD32F130 devices allow physical attackers to escalate their debug interface permissions via fault injection into inter-IC bonding wires (which have insufficient physical protection).

Published 2020-08-31 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.005 (43.8th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 44th percentile — 43.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-276 — Incorrect Default Permissions

References

www.usenix.org/system/files/woot20-paper-obermaier.pdf (Technical Description, Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2020-13468?: CVE-2020-13468 is a medium-severity vulnerability in Gigadevice Gd32f130, classified under Incorrect Default Permissions. CVSS score: 6.8/10. Published 2020-08-31.
How severe is CVE-2020-13468?: Medium severity. CVSS v3 base score is 6.8 out of 10.