CVE-2020-25654

An ACL bypass flaw was found in pacemaker. An attacker having a local account on the cluster and in the haclient group could use IPC communication with various daemons directly to perform certain tasks that they would be prevented by ACLs from doing if they went through the configuration.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.2 HIGH
NETWORK
LOW
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
redhatCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 24%
VendorProductVersion
clusterlabspacemaker
𝑥
< 1.1.23
clusterlabspacemaker
2.0.0 ≤
𝑥
< 2.0.3
clusterlabspacemaker
2.0.5:rc1
debiandebian_linux
9.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
pacemaker
bullseye
2.0.5-2
fixed
bookworm
2.1.5-1+deb12u1
fixed
sid
2.1.8-1
fixed
trixie
2.1.8-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
pacemaker
groovy
Fixed 2.0.4-2ubuntu3.1
released
focal
Fixed 2.0.3-3ubuntu4.1
released
bionic
Fixed 1.1.18-0ubuntu1.3
released
xenial
Fixed 1.1.14-2ubuntu1.9
released
trusty
dne
Common Weakness Enumeration
References
https://bugzilla.redhat.com/show_bug.cgi?id=1888191
https://lists.clusterlabs.org/pipermail/users/2020-October/027840.html
https://lists.debian.org/debian-lts-announce/2021/01/msg00007.html
https://seclists.org/oss-sec/2020/q4/83
https://security.gentoo.org/glsa/202309-09
https://bugzilla.redhat.com/show_bug.cgi?id=1888191
https://lists.clusterlabs.org/pipermail/users/2020-October/027840.html
https://lists.debian.org/debian-lts-announce/2021/01/msg00007.html
https://seclists.org/oss-sec/2020/q4/83
https://security.gentoo.org/glsa/202309-09