CVE-2020-25653

A race condition vulnerability was found in the way the spice-vdagentd daemon handled new client connections. This flaw may allow an unprivileged local guest user to become the active agent for spice-vdagentd, possibly resulting in a denial of service or information leakage from the host. The highest threat from this vulnerability is to data confidentiality as well as system availability. This flaw affects spice-vdagent versions 0.20 and prior.
Race Condition
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.3 MEDIUM
LOCAL
HIGH
LOW
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:H
redhatCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 31%
VendorProductVersion
spice-spacespice-vdagent
𝑥
≤ 0.20.0
debiandebian_linux
9.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
spice-vdagent
bullseye
0.20.0-2
fixed
buster
no-dsa
bookworm
0.22.1-3
fixed
sid
0.22.1-4.1
fixed
trixie
0.22.1-4.1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
spice-vdagent
noble
Fixed 0.20.0-1ubuntu0.1
released
mantic
Fixed 0.20.0-1ubuntu0.1
released
lunar
Fixed 0.20.0-1ubuntu0.1
released
kinetic
Fixed 0.20.0-1ubuntu0.1
released
jammy
Fixed 0.20.0-1ubuntu0.1
released
impish
Fixed 0.20.0-1ubuntu0.1
released
hirsute
Fixed 0.20.0-1ubuntu0.1
released
groovy
Fixed 0.20.0-1ubuntu0.1
released
focal
Fixed 0.19.0-2ubuntu0.2
released
bionic
Fixed 0.17.0-1ubuntu2.2
released
xenial
needed
trusty
dne