SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-46705

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.

MEDIUM 4.4EPSS 0.24%

Does this matter?

Lower severity and a low EPSS score (0.24%). Track it; it rarely justifies an emergency change on its own.

Description

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.

CVSS 3.1
4.4 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
EPSS
0.24% probability · 15th percentile
CISA KEV
Not listed
Weakness
CWE-377
Affected
gnu/grub2
Source
meissner@suse.de

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.