openSUSE Security Update : grub2 (openSUSE-2020-1282)

medium Nessus Plugin ID 140075

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New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Synopsis

The remote openSUSE host is missing a security update.

Description

This update for grub2 fixes the following issue :

- CVE-2020-15705: Fail kernel validation without shim protocol (bsc#1174421).

- Add fibre channel device's ofpath support to grub-ofpathname and search hint to speed up root device discovery (bsc#1172745).

This update was imported from the SUSE:SLE-15-SP2:Update update project.

Solution

Update the affected grub2 packages.

See Also

https://bugzilla.opensuse.org/show_bug.cgi?id=1172745

https://bugzilla.opensuse.org/show_bug.cgi?id=1174421

Plugin Details

Severity: Medium

ID: 140075

File Name: openSUSE-2020-1282.nasl

Version: 1.3

Type: local

Agent: unix

Published: 8/31/2020

Updated: 9/11/2020

Dependencies: ssh_get_info.nasl

Risk Information

VPR

Risk Factor: High

Score: 7.4

CVSS v2

Risk Factor: Medium

Base Score: 4.4

Temporal Score: 3.3

Vector: AV:L/AC:M/Au:N/C:P/I:P/A:P

Temporal Vector: E:U/RL:OF/RC:C

CVSS v3

Risk Factor: Medium

Base Score: 6.4

Temporal Score: 5.6

Vector: CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:novell:opensuse:grub2, p-cpe:/a:novell:opensuse:grub2-branding-upstream, p-cpe:/a:novell:opensuse:grub2-debuginfo, p-cpe:/a:novell:opensuse:grub2-debugsource, p-cpe:/a:novell:opensuse:grub2-i386-efi, p-cpe:/a:novell:opensuse:grub2-i386-efi-debug, p-cpe:/a:novell:opensuse:grub2-i386-pc, p-cpe:/a:novell:opensuse:grub2-i386-pc-debug, p-cpe:/a:novell:opensuse:grub2-i386-xen, p-cpe:/a:novell:opensuse:grub2-snapper-plugin, p-cpe:/a:novell:opensuse:grub2-systemd-sleep-plugin, p-cpe:/a:novell:opensuse:grub2-x86_64-efi, p-cpe:/a:novell:opensuse:grub2-x86_64-efi-debug, p-cpe:/a:novell:opensuse:grub2-x86_64-xen, cpe:/o:novell:opensuse:15.2

Required KB Items: Host/local_checks_enabled, Host/SuSE/release, Host/SuSE/rpm-list, Host/cpu

Exploit Ease: No known exploits are available

Patch Publication Date: 8/29/2020

Vulnerability Publication Date: 7/29/2020

Reference Information

CVE: CVE-2020-15705

IAVA: 2020-A-0349