RHEL 8 : emacs (RHSA-2024:1103)

critical Nessus Plugin ID 191575

Synopsis

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

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2024:1103 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: ctags local command execution vulnerability (CVE-2022-45939)

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

* 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-2024:1103.

See Also

http://www.nessus.org/u?c65b04fb

https://access.redhat.com/security/updates/classification/#moderate

https://bugzilla.redhat.com/show_bug.cgi?id=2149380

https://bugzilla.redhat.com/show_bug.cgi?id=2171987

https://bugzilla.redhat.com/show_bug.cgi?id=2171989

https://access.redhat.com/errata/RHSA-2024:1103

Plugin Details

Severity: Critical

ID: 191575

File Name: redhat-RHSA-2024-1103.nasl

Version: 1.3

Type: local

Agent: unix

Published: 3/5/2024

Updated: 11/7/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

Vendor

Vendor Severity: Moderate

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: p-cpe:/a:redhat:enterprise_linux:emacs-terminal, cpe:/o:redhat:rhel_eus:8.6, p-cpe:/a:redhat:enterprise_linux:emacs, p-cpe:/a:redhat:enterprise_linux:emacs-nox, p-cpe:/a:redhat:enterprise_linux:emacs-filesystem, p-cpe:/a:redhat:enterprise_linux:emacs-lucid, p-cpe:/a:redhat:enterprise_linux:emacs-common

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: 3/5/2024

Vulnerability Publication Date: 11/28/2022

Reference Information

CVE: CVE-2022-45939, CVE-2022-48337, CVE-2022-48339

CWE: 77, 78

RHSA: 2024:1103