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CVE-2019-6454

Public on 2019-02-16
Modified on 2019-02-18
Description

It was discovered that systemd allocates a buffer large enough to store the path field of a dbus message without performing enough checks. A local attacker may trigger this flaw by sending a dbus message to systemd with a large path making systemd crash or possibly elevating his privileges.

Severity
Important
See what this means
CVSS v3 Base Score
7.0
See breakdown

Affected Packages

Platform Package Release Date Advisory
Amazon Linux 2 - Core systemd 2019-02-16 00:44 ALAS2-2019-1164

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 7.0 CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD CVSSv2 4.9 AV:L/AC:L/Au:N/C:N/I:N/A:C
NVD CVSSv3 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H