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MiracleLinux 7 : grub2-2.02-0.86.0.1.el7.AXS7 (AXSA:2020-257:02)

high Nessus Plugin ID 294048

Synopsis

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

Description

The remote MiracleLinux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2020-257:02 advisory.

 * grub2: Crafted grub.cfg file can lead to arbitrary code execution during boot process (CVE-2020-10713)
 * grub2: grub_malloc does not validate allocation size allowing for arithmetic overflow and subsequent heap-based buffer overflow (CVE-2020-14308)
 * grub2: Integer overflow in grub_squash_read_symlink may lead to heap-based buffer overflow (CVE-2020-14309)
 * grub2: Integer overflow read_section_as_string may lead to heap-based buffer overflow (CVE-2020-14310)
 * grub2: Integer overflow in grub_ext2_read_link leads to heap-based buffer overflow (CVE-2020-14311)
 * grub2: Fail kernel validation without shim protocol (CVE-2020-15705)
 * grub2: Use-after-free redefining a function whilst the same function is already executing (CVE-2020-15706)
 * grub2: Integer overflow in initrd size handling (CVE-2020-15707)

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/11438

Plugin Details

Severity: High

ID: 294048

File Name: miracle_linux_AXSA-2020-257.nasl

Version: 1.1

Type: local

Published: 1/20/2026

Updated: 1/20/2026

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.4

Vendor

Vendor Severity: High

CVSS v2

Risk Factor: Medium

Base Score: 4.6

Temporal Score: 3.6

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

CVSS Score Source: CVE-2020-14309

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

CVSS Score Source: CVE-2020-10713

Vulnerability Information

CPE: cpe:/o:miracle:linux:7, p-cpe:/a:miracle:linux:grub2-tools-extra, p-cpe:/a:miracle:linux:grub2-common, p-cpe:/a:miracle:linux:grub2-efi-x64, p-cpe:/a:miracle:linux:grub2-efi-x64-modules, p-cpe:/a:miracle:linux:grub2, 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-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: 8/5/2020

Vulnerability Publication Date: 7/29/2020

Reference Information

CVE: CVE-2020-10713, CVE-2020-14308, CVE-2020-14309, CVE-2020-14310, CVE-2020-14311, CVE-2020-15705, CVE-2020-15706, CVE-2020-15707

IAVA: 2020-A-0349