RHEL 9 : emacs (RHSA-2023:2626)

critical Nessus Plugin ID 175437

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Synopsis

The remote Red Hat host is missing one or more security updates for emacs.

Description

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:2626 advisory.

GNU Emacs is a powerful, customizable, self-documenting text editor. It provides special code editing features, a scripting language (elisp), and the capability to read e-mail and news.

Security Fix(es):

* emacs: Regression of CVE-2023-28617 fixes in the Red Hat Enterprise Linux (CVE-2023-2491)

* emacs: command execution via shell metacharacters (CVE-2022-48337)

* emacs: local command injection in ruby-mode.el (CVE-2022-48338)

* emacs: command injection vulnerability in htmlfontify.el (CVE-2022-48339)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux 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 RHEL emacs package based on the guidance in RHSA-2023:2626.

Plugin Details

Severity: Critical

ID: 175437

File Name: redhat-RHSA-2023-2626.nasl

Version: 1.5

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 5/12/2023

Updated: 11/7/2024

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

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

CVSS Score Source: CVE-2022-48337

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

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

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

Vulnerability Information

CPE: cpe:/o:redhat:rhel_eus:9.2, p-cpe:/a:redhat:enterprise_linux:emacs-nox, cpe:/o:redhat:enterprise_linux:9, p-cpe:/a:redhat:enterprise_linux:emacs, p-cpe:/a:redhat:enterprise_linux:emacs-filesystem, p-cpe:/a:redhat:enterprise_linux:emacs-common, p-cpe:/a:redhat:enterprise_linux:emacs-lucid

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

Exploit Ease: No known exploits are available

Patch Publication Date: 5/9/2023

Vulnerability Publication Date: 2/20/2023

Reference Information

CVE: CVE-2022-48337, CVE-2022-48338, CVE-2022-48339, CVE-2023-2491

CWE: 77

RHSA: 2023:2626

Detections

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