Vulnerability in Espressif Esp32-D0wd

CVE-2019-17391

An issue was discovered in the Espressif ESP32 mask ROM code 2016-06-08 0 through 2. Lack of anti-glitch mitigations in the first stage bootloader of the ESP32 chip allows an attacker (with physical access to the device) to read the contents of read-protected eFuses, such as flash encryption and secure boot keys, by injecting a glitch into the power supply of the chip shortly after reset.

EPSS: 0.002 (15.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.6 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2019-17391?
CVE-2019-17391 is a medium-severity vulnerability in Espressif Esp32-D0wd, classified under Improper Handling of Exceptional Conditions. CVSS score: 4.6/10. Published 2019-11-14.
How severe is CVE-2019-17391?
Medium severity. CVSS v3 base score is 4.6 out of 10.