CVE-2021-46705

grub2-once uses fixed file name in /var/tmp

CVSS 5.1 MEDIUMEPSS 0.2%CWE-377

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 5.1EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

16 Mar 2022Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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

Affected products

SUSE · openSUSE Factory SUSE · SUSE Linux Enterprise Server 15 SP4

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References

https://bugzilla.suse.com/show_bug.cgi?id=1190474