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Vulnerability · Published Oct 26, 2020 · Assigned by mitre

CVE-2020-27187

High 7.8

In plain English

A high-severity security flaw in the kpmcore package (Alpine). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 38% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)7.8High
Exploit odds (30 days)0.4%top 62.4% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

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.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Alpine:v3.20kpmcore4.2.0-r0ALPINE-CVE-2020-27187
Alpine:v3.21kpmcore4.2.0-r0ALPINE-CVE-2020-27187
Alpine:v3.22kpmcore4.2.0-r0ALPINE-CVE-2020-27187
Alpine:v3.23kpmcore4.2.0-r0ALPINE-CVE-2020-27187
Alpine:v3.24kpmcore4.2.0-r0ALPINE-CVE-2020-27187
Debian:12kpmcore4.2.0-1DEBIAN-CVE-2020-27187
Debian:13kpmcore4.2.0-1DEBIAN-CVE-2020-27187
Debian:14kpmcore4.2.0-1DEBIAN-CVE-2020-27187

Affected products (as reported)

VendorProductVersions
n/a n/a n/a

References