CVE-2019-14865 Information

Description

A flaw was found in the grub2-set-bootflag utility of grub2. A local attacker could run this utility under resource pressure (for example by setting RLIMIT) causing grub2 configuration files to be truncated and leaving the system unbootable on subsequent reboots.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Reference

https://access.redhat.com/errata/RHSA-2020:0335 https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14865 https://seclists.org/oss-sec/2019/q4/101

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5