CVE-2019-9578

2019-03-0523:29:02

Debian Security Bug Tracker

security-tracker.debian.org

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS

0.031

Percentile

91.1%

JSON

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.

OSVersionArchitecturePackageVersionFilename
Debian12alllibu2f-host< 1.1.9-1libu2f-host_1.1.9-1_all.deb
Debian11alllibu2f-host< 1.1.9-1libu2f-host_1.1.9-1_all.deb
Debian999alllibu2f-host< 1.1.9-1libu2f-host_1.1.9-1_all.deb
Debian13alllibu2f-host< 1.1.9-1libu2f-host_1.1.9-1_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	12	all	libu2f-host	< 1.1.9-1	libu2f-host_1.1.9-1_all.deb
Debian	11	all	libu2f-host	< 1.1.9-1	libu2f-host_1.1.9-1_all.deb
Debian	999	all	libu2f-host	< 1.1.9-1	libu2f-host_1.1.9-1_all.deb
Debian	13	all	libu2f-host	< 1.1.9-1	libu2f-host_1.1.9-1_all.deb