VULNERABILITY INTELLIGENCE

CVE-2019-9578

CVSS score7.5 HIGH
EPSS probability2.30%
CISA KEVNot currently listed
Published2019-03-05
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Description

In devs.c in Yubico libu2f-host before 1.1.8, the response to init is misparsed, leaking uninitialized stack memory back to the device.

Weakness classification

  • CWE-908: Use of Uninitialized Resource

Primary references