CVE-2021-20201

A flaw was found in spice in versions before 0.14.92. A DoS tool might make it easier for remote attackers to cause a denial of service (CPU consumption) by performing many renegotiations within a single connection.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.3 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Base Score
CVSS 3.x
EPSS Score
Percentile: 75%
Affected Products (NVD)
VendorProductVersion
spice_projectspice
𝑥
< 0.14.92
redhatenterprise_linux
6.0
redhatenterprise_linux
7.0
redhatenterprise_linux
8.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
spice
bookworm
0.15.1-1
fixed
bullseye
0.14.3-2.1
fixed
buster
no-dsa
sid
0.15.2-1
fixed
stretch
no-dsa
trixie
0.15.2-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
spice
bionic
needed
focal
needed
groovy
ignored
hirsute
ignored
impish
ignored
jammy
needed
kinetic
ignored
lunar
ignored
mantic
ignored
noble
needed
trusty
needs-triage
xenial
needs-triage
spice-gtk
bionic
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
not-affected
spice-protocol
bionic
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
not-affected
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
libspice-client-glib-2_0-8
suse enterprise desktop 15 SP4
0.39-150400.2.13
fixed
suse enterprise desktop 15 SP5
0.41-150500.1.4
fixed
suse enterprise desktop 15 SP6
0.42-150600.1.4
fixed
suse enterprise desktop 15 SP7
0.42-150600.1.4
fixed
suse enterprise sap 15 SP4
0.39-150400.2.13
fixed
suse enterprise sap 15 SP5
0.41-150500.1.4
fixed
suse enterprise sap 15 SP6
0.42-150600.1.4
fixed
suse enterprise sap 15 SP7
0.42-150600.1.4
fixed
suse enterprise server 15 SP4
0.39-150400.2.13
fixed
suse enterprise server 15 SP5
0.41-150500.1.4
fixed
suse enterprise server 15 SP6
0.42-150600.1.4
fixed
suse enterprise server 15 SP7
0.42-150600.1.4
fixed
libspice-client-glib-helper
suse enterprise desktop 15 SP4
0.39-150400.2.13
fixed
suse enterprise desktop 15 SP5
0.41-150500.1.4
fixed
suse enterprise desktop 15 SP6
0.42-150600.1.4
fixed
suse enterprise desktop 15 SP7
0.42-150600.1.4
fixed
suse enterprise sap 15 SP4
0.39-150400.2.13
fixed
suse enterprise sap 15 SP5
0.41-150500.1.4
fixed
suse enterprise sap 15 SP6
0.42-150600.1.4
fixed
suse enterprise sap 15 SP7
0.42-150600.1.4
fixed
suse enterprise server 15 SP4
0.39-150400.2.13
fixed
suse enterprise server 15 SP5
0.41-150500.1.4
fixed
suse enterprise server 15 SP6
0.42-150600.1.4
fixed
suse enterprise server 15 SP7
0.42-150600.1.4
fixed
libspice-client-gtk-3_0-5
suse enterprise desktop 15 SP4
0.39-150400.2.13
fixed
suse enterprise desktop 15 SP5
0.41-150500.1.4
fixed
suse enterprise desktop 15 SP6
0.42-150600.1.4
fixed
suse enterprise desktop 15 SP7
0.42-150600.1.4
fixed
suse enterprise sap 15 SP4
0.39-150400.2.13
fixed
suse enterprise sap 15 SP5
0.41-150500.1.4
fixed
suse enterprise sap 15 SP6
0.42-150600.1.4
fixed
suse enterprise sap 15 SP7
0.42-150600.1.4
fixed
suse enterprise server 15 SP4
0.39-150400.2.13
fixed
suse enterprise server 15 SP5
0.41-150500.1.4
fixed
suse enterprise server 15 SP6
0.42-150600.1.4
fixed
suse enterprise server 15 SP7
0.42-150600.1.4
fixed
libspice-server-devel
suse enterprise sap 15 SP2
0.14.2-3.6.1
fixed
suse enterprise sap 15 SP3
0.14.3-150300.3.3.1
fixed
suse enterprise sap 15 SP4
0.15.0-150400.2.8
fixed
suse enterprise sap 15 SP7
0.15.0-150600.9.1
fixed
suse enterprise server 15
0.14.0-4.9.1
fixed
suse enterprise server 15 SP1
0.14.1-4.3.1
fixed
suse enterprise server 15 SP2
0.14.2-3.6.1
fixed
suse enterprise server 15 SP3
0.14.3-150300.3.3.1
fixed
suse enterprise server 15 SP4
0.15.0-150400.2.8
fixed
suse enterprise server 15 SP7
0.15.0-150600.9.1
fixed
libspice-server1
suse enterprise sap 15 SP2
0.14.2-3.6.1
fixed
suse enterprise sap 15 SP3
0.14.3-150300.3.3.1
fixed
suse enterprise sap 15 SP4
0.15.0-150400.2.8
fixed
suse enterprise sap 15 SP7
0.15.0-150600.9.1
fixed
suse enterprise server 12 SP4
0.12.8-18.1
fixed
suse enterprise server 12 SP5
0.12.8-18.1
fixed
suse enterprise server 15
0.14.0-4.9.1
fixed
suse enterprise server 15 SP1
0.14.1-4.3.1
fixed
suse enterprise server 15 SP2
0.14.2-3.6.1
fixed
suse enterprise server 15 SP3
0.14.3-150300.3.3.1
fixed
suse enterprise server 15 SP4
0.15.0-150400.2.8
fixed
suse enterprise server 15 SP7
0.15.0-150600.9.1
fixed
spice-gtk-devel
suse enterprise sap 15 SP4
0.39-150400.2.13
fixed
suse enterprise sap 15 SP7
0.42-150600.1.4
fixed
suse enterprise server 15 SP4
0.39-150400.2.13
fixed
suse enterprise server 15 SP7
0.42-150600.1.4
fixed
typelib-1_0-SpiceClientGlib-2_0
suse enterprise sap 15 SP4
0.39-150400.2.13
fixed
suse enterprise sap 15 SP7
0.42-150600.1.4
fixed
suse enterprise server 15 SP4
0.39-150400.2.13
fixed
suse enterprise server 15 SP7
0.42-150600.1.4
fixed
typelib-1_0-SpiceClientGtk-3_0
suse enterprise sap 15 SP4
0.39-150400.2.13
fixed
suse enterprise sap 15 SP7
0.42-150600.1.4
fixed
suse enterprise server 15 SP4
0.39-150400.2.13
fixed
suse enterprise server 15 SP7
0.42-150600.1.4
fixed
Red Hat logo
Red Hat Enterprise Linux Releases
Red Hat Product
Release
spice-server
RHEL 8
0:0.14.3-4.el8
fixed
spice-server-devel
RHEL 8
0:0.14.3-4.el8
fixed
Common Weakness Enumeration
References
https://blog.qualys.com/product-tech/2011/10/31/tls-renegotiation-and-denial-of-service-attacks
https://bugzilla.redhat.com/show_bug.cgi?id=1921846
https://security.gentoo.org/glsa/202208-10
https://blog.qualys.com/product-tech/2011/10/31/tls-renegotiation-and-denial-of-service-attacks
https://bugzilla.redhat.com/show_bug.cgi?id=1921846
https://security.gentoo.org/glsa/202208-10