CVE-2019-9578

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 81%
Affected Products (NVD)
VendorProductVersion
yubicolibu2f-host
𝑥
< 1.1.8
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
libu2f-host
bookworm
1.1.10-3
fixed
bullseye
1.1.10-3
fixed
sid
1.1.10-3.2
fixed
trixie
1.1.10-3.2
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
libu2f-host
bionic
needed
cosmic
ignored
disco
Fixed 1.1.9-1
released
eoan
not-affected
focal
not-affected
groovy
not-affected
hirsute
not-affected
impish
not-affected
jammy
not-affected
kinetic
not-affected
lunar
not-affected
mantic
not-affected
noble
not-affected
trusty
dne
xenial
needed
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
libu2f-host-devel
suse enterprise desktop 15
1.1.6-3.6.1
fixed
suse enterprise desktop 15 SP1
1.1.6-3.6.1
fixed
suse enterprise desktop 15 SP2
1.1.6-3.6.1
fixed
suse enterprise desktop 15 SP3
1.1.6-3.6.1
fixed
suse enterprise desktop 15 SP4
1.1.6-3.6.1
fixed
suse enterprise desktop 15 SP5
1.1.6-3.6.1
fixed
suse enterprise desktop 15 SP6
1.1.10-150600.16.3
fixed
suse enterprise desktop 15 SP7
1.1.10-150600.16.3
fixed
suse enterprise sap 15
1.1.6-3.6.1
fixed
suse enterprise sap 15 SP1
1.1.6-3.6.1
fixed
suse enterprise sap 15 SP2
1.1.6-3.6.1
fixed
suse enterprise sap 15 SP3
1.1.6-3.6.1
fixed
suse enterprise sap 15 SP4
1.1.6-3.6.1
fixed
suse enterprise sap 15 SP5
1.1.6-3.6.1
fixed
suse enterprise sap 15 SP6
1.1.10-150600.16.3
fixed
suse enterprise sap 15 SP7
1.1.10-150600.16.3
fixed
suse enterprise server 15
1.1.6-3.6.1
fixed
suse enterprise server 15 SP1
1.1.6-3.6.1
fixed
suse enterprise server 15 SP2
1.1.6-3.6.1
fixed
suse enterprise server 15 SP3
1.1.6-3.6.1
fixed
suse enterprise server 15 SP4
1.1.6-3.6.1
fixed
suse enterprise server 15 SP5
1.1.6-3.6.1
fixed
suse enterprise server 15 SP6
1.1.10-150600.16.3
fixed
suse enterprise server 15 SP7
1.1.10-150600.16.3
fixed
libu2f-host0
suse enterprise desktop 15
1.1.6-3.6.1
fixed
suse enterprise desktop 15 SP1
1.1.6-3.6.1
fixed
suse enterprise desktop 15 SP2
1.1.6-3.6.1
fixed
suse enterprise desktop 15 SP3
1.1.6-3.6.1
fixed
suse enterprise desktop 15 SP4
1.1.6-3.6.1
fixed
suse enterprise desktop 15 SP5
1.1.6-3.6.1
fixed
suse enterprise desktop 15 SP6
1.1.10-150600.16.3
fixed
suse enterprise desktop 15 SP7
1.1.10-150600.16.3
fixed
suse enterprise sap 12 SP4
1.1.6-3.5.1
fixed
suse enterprise sap 15
1.1.6-3.6.1
fixed
suse enterprise sap 15 SP1
1.1.6-3.6.1
fixed
suse enterprise sap 15 SP2
1.1.6-3.6.1
fixed
suse enterprise sap 15 SP3
1.1.6-3.6.1
fixed
suse enterprise sap 15 SP4
1.1.6-3.6.1
fixed
suse enterprise sap 15 SP5
1.1.6-3.6.1
fixed
suse enterprise sap 15 SP6
1.1.10-150600.16.3
fixed
suse enterprise sap 15 SP7
1.1.10-150600.16.3
fixed
suse enterprise server 12 SP4
1.1.6-3.5.1
fixed
suse enterprise server 15
1.1.6-3.6.1
fixed
suse enterprise server 15 SP1
1.1.6-3.6.1
fixed
suse enterprise server 15 SP2
1.1.6-3.6.1
fixed
suse enterprise server 15 SP3
1.1.6-3.6.1
fixed
suse enterprise server 15 SP4
1.1.6-3.6.1
fixed
suse enterprise server 15 SP5
1.1.6-3.6.1
fixed
suse enterprise server 15 SP6
1.1.10-150600.16.3
fixed
suse enterprise server 15 SP7
1.1.10-150600.16.3
fixed
pam_u2f
suse enterprise desktop 15
1.0.8-3.3.1
fixed
suse enterprise desktop 15 SP1
1.0.8-3.3.1
fixed
suse enterprise desktop 15 SP2
1.0.8-3.3.1
fixed
suse enterprise desktop 15 SP3
1.0.8-3.3.1
fixed
suse enterprise sap 12 SP4
1.0.8-3.3.1
fixed
suse enterprise sap 15
1.0.8-3.3.1
fixed
suse enterprise sap 15 SP1
1.0.8-3.3.1
fixed
suse enterprise sap 15 SP2
1.0.8-3.3.1
fixed
suse enterprise sap 15 SP3
1.0.8-3.3.1
fixed
suse enterprise server 12 SP4
1.0.8-3.3.1
fixed
suse enterprise server 15
1.0.8-3.3.1
fixed
suse enterprise server 15 SP1
1.0.8-3.3.1
fixed
suse enterprise server 15 SP2
1.0.8-3.3.1
fixed
suse enterprise server 15 SP3
1.0.8-3.3.1
fixed
u2f-host
suse enterprise desktop 15 SP2
1.1.10-3.9.1
fixed
suse enterprise desktop 15 SP3
1.1.10-3.9.1
fixed
suse enterprise sap 15 SP2
1.1.10-3.9.1
fixed
suse enterprise sap 15 SP3
1.1.10-3.9.1
fixed
suse enterprise server 15 SP2
1.1.10-3.9.1
fixed
suse enterprise server 15 SP3
1.1.10-3.9.1
fixed
Common Weakness Enumeration
References
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00012.html
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00018.html
https://blog.inhq.net/posts/yubico-libu2f-host-vuln-part2/
https://developers.yubico.com/libu2f-host/Release_Notes.html
https://github.com/Yubico/libu2f-host/commit/e4bb58cc8b6202a421e65f8230217d8ae6e16eb5
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GMA4H6AZFYIR3LA5VKKEJZNCCIVMUCFQ/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/S4YCFMSNMXZ7XC4U6WXPQA7JCXC6VOAJ/
https://security.gentoo.org/glsa/202004-15
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00012.html
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00018.html
https://blog.inhq.net/posts/yubico-libu2f-host-vuln-part2/
https://developers.yubico.com/libu2f-host/Release_Notes.html
https://github.com/Yubico/libu2f-host/commit/e4bb58cc8b6202a421e65f8230217d8ae6e16eb5
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GMA4H6AZFYIR3LA5VKKEJZNCCIVMUCFQ/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/S4YCFMSNMXZ7XC4U6WXPQA7JCXC6VOAJ/
https://security.gentoo.org/glsa/202004-15