Detections
Analytics

MiracleLinux 8 : grub2-2.02-90.1.0.1.el8 (AXSA:2021-1565:02)

high Nessus Plugin ID 291704

Synopsis

The remote MiracleLinux host is missing one or more security updates.

Description

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2021-1565:02 advisory.

 * grub2: acpi command allows privileged user to load crafted ACPI tables when Secure Boot is enabled (CVE-2020-14372)
 * grub2: Use-after-free in rmmod command (CVE-2020-25632)
 * grub2: Out-of-bounds write in grub_usb_device_initialize() (CVE-2020-25647)
 * grub2: Stack buffer overflow in grub_parser_split_cmdline() (CVE-2020-27749)
 * grub2: cutmem command allows privileged user to remove memory regions when Secure Boot is enabled (CVE-2020-27779)
 * grub2: Heap out-of-bounds write in short form option parser (CVE-2021-20225)
 * grub2: Heap out-of-bounds write due to miscalculation of space required for quoting (CVE-2021-20233)

Tenable has extracted the preceding description block directly from the MiracleLinux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

See Also

https://tsn.miraclelinux.com/en/node/12747

Plugin Details

Severity: High

ID: 291704

File Name: miracle_linux_AXSA-2021-1565.nasl

Version: 1.1

Type: local

Published: 1/19/2026

Updated: 1/19/2026

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.3

Vendor

Vendor Severity: Moderate

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 5.6

Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2021-20233

CVSS v3

Risk Factor: High

Base Score: 8.2

Temporal Score: 7.4

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

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:miracle:linux:grub2-tools-extra, cpe:/o:miracle:linux:8, p-cpe:/a:miracle:linux:grub2-tools-efi, p-cpe:/a:miracle:linux:grub2-common, p-cpe:/a:miracle:linux:grub2-efi-x64-cdboot, p-cpe:/a:miracle:linux:grub2-efi-x64, p-cpe:/a:miracle:linux:grub2-efi-x64-modules, p-cpe:/a:miracle:linux:grub2-efi-ia32-modules, p-cpe:/a:miracle:linux:grub2-pc-modules, p-cpe:/a:miracle:linux:grub2-efi-ia32, p-cpe:/a:miracle:linux:grub2-pc, p-cpe:/a:miracle:linux:grub2-efi-ia32-cdboot, p-cpe:/a:miracle:linux:grub2-tools-minimal, p-cpe:/a:miracle:linux:grub2-tools

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 3/8/2021

Vulnerability Publication Date: 7/30/2020

Reference Information

CVE: CVE-2020-14372, CVE-2020-25632, CVE-2020-25647, CVE-2020-27749, CVE-2020-27779, CVE-2021-20225, CVE-2021-20233

IAVA: 2020-A-0349