Joomla 3.0.x < 3.9.27 Multiple Vulnerabilities (5836-joomla-3-9-27)

medium Nessus Plugin ID 149899

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Synopsis

A PHP application running on the remote web server is affected by multiple vulnerabilities.

Description

According to its self-reported version, the instance of Joomla! running on the remote web server is 3.0.x prior to 3.9.27. It is, therefore, affected by multiple vulnerabilities.

- HTML was missing in the executable block list of MediaHelper::canUpload, leading to XSS attack vectors.
(CVE-2021-26032)

- A missing token check causes a CSRF vulnerability in the AJAX reordering endpoint. (CVE-2021-26033)

- A missing token check causes a CSRF vulnerability in data download endpoints in com_banners and com_sysinfo. (CVE-2021-26034)

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

Solution

Upgrade to Joomla! version 3.9.27 or later.

Plugin Details

Severity: Medium

ID: 149899

File Name: joomla_3927.nasl

Version: 1.8

Type: remote

Family: CGI abuses

Published: 5/25/2021

Updated: 6/5/2024

Configuration: Enable paranoid mode, Enable thorough checks

Supported Sensors: Nessus

Enable CGI Scanning: true

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.2

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

CVSS Score Source: CVE-2021-26034

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

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

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

Vulnerability Information

CPE: cpe:/a:joomla:joomla%5c%21

Required KB Items: www/PHP, Settings/ParanoidReport, installed_sw/Joomla!

Excluded KB Items: Settings/disable_cgi_scanning

Exploit Ease: No known exploits are available

Patch Publication Date: 5/25/2021

Vulnerability Publication Date: 5/25/2021

Reference Information

CVE: CVE-2021-26032, CVE-2021-26033, CVE-2021-26034

IAVA: 2021-A-0255-S

Detections

Analytics