Vulnerability Monitor

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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

2020-10-26T17:15:12.813

Last Modified

2024-11-21T05:20:50.303

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.8 (HIGH)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:C/I:C/A:C

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: COMPLETE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

3.9

Impact Score

10.0

Weaknesses

Type: Primary
NVD-CWE-noinfo

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	kde	partition_manager	< 4.2.0	Yes

References

https://bugzilla.redhat.com/show_bug.cgi?id=1890199 Issue Tracking, Vendor Advisory ([email protected])
https://github.com/KDE/partitionmanager/compare/v4.1.0...v4.2.0 Release Notes, Third Party Advisory ([email protected])
https://kde.org/info/security/advisory-20201017-1.txt Patch, Vendor Advisory ([email protected])
https://security.gentoo.org/glsa/202011-03 Third Party Advisory ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=1890199 Issue Tracking, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/KDE/partitionmanager/compare/v4.1.0...v4.2.0 Release Notes, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://kde.org/info/security/advisory-20201017-1.txt Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/202011-03 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)