CVE-2021-46705 MEDIUM

CVE-2021-46705: grub2-once uses fixed file name in /var/tmp

Vendor Suse
Product SUSE Linux Enterprise Server 15 SP4
Weakness CWE-377
Published March 16, 2022
Last update September 16, 2024
View on NVD All CVEs

CVSS base score

5.1/10
Attack vector Local
Attack complexity Low
Privileges required None
User interaction None
Confidentiality None
Integrity Low

CVSS vector

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

What the vulnerability does

01Description

A Insecure Temporary File vulnerability in grub-once of grub2 in SUSE Linux Enterprise Server 15 SP4, openSUSE Factory allows local attackers to truncate arbitrary files. This issue affects: SUSE Linux Enterprise Server 15 SP4 grub2 versions prior to 2.06-150400.7.1. SUSE openSUSE Factory grub2 versions prior to 2.06-18.1.

Key dates

02Disclosure timeline

March 16, 2022 CVE published
September 16, 2024 Record updated