CVE-2018-20340

Yubico libu2f-host 1.1.6 contains unchecked buffers in devs.c, which could enable a malicious token to exploit a buffer overflow

published March 17, 2019

CVSS
—
EPSS
0%
Percentile
41.9
In the wild
Unconfirmed
What it is

Yubico libu2f-host 1.1.6 contains unchecked buffers in devs.c, which could enable a malicious token to exploit a buffer overflow. An attacker could use this to attempt to execute malicious code using a crafted USB device masquerading as a security token on a computer where the affected library is currently in use. It is not possible to perform this attack with a genuine YubiKey.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00499 · 41.9th percentile
Published
2019-03-17T20:06Z
EPSS history
Timeline
  • 17 MAR 20:06Z
    Yubico libu2f-host 1.1.6 contains unchecked buffers in devs.c, which could enable a malicious token to exploit a buffer overflow
    cvelistv5