Vulnerability in KDE Partition Manager
CVE-2020-27187
An issue was discovered in KDE Partition Manager 4.1.0 before 4.2.0. The kpmcore_externalcommand helper contains a logic flaw in which the service invoking D-Bus is not properly checked. An attacker on the local machine can replace /etc/fstab, and execute mount and other partitioning related commands, while KDE Partition Manager is running. the mount command can then be used to gain full root privileges.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.004 (34.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 35th percentile — 34.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: +0.000
Affected products
References
- github.com/KDE/partitionmanager/compare/v4.1.0...v4.2.0 (Third Party Advisory, Release Notes)
- kde.org/info/security/advisory-20201017-1.txt (Patch, Vendor Advisory)
- bugzilla.redhat.com/show_bug.cgi (Issue Tracking, Vendor Advisory)
- security.gentoo.org/glsa/202011-03 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-27187?
- CVE-2020-27187 is a high-severity vulnerability in KDE Partition Manager. CVSS score: 7.8/10. Published 2020-10-26.
- How severe is CVE-2020-27187?
- High severity. CVSS v3 base score is 7.8 out of 10.