Description

Joomla! Core is prone to a security bypass vulnerability. Exploiting this issue may allow attackers to perform otherwise restricted actions and subsequently bypass ACL's. Joomla! Core versions 3.x.x ranging from 3.7.0 and up to and including 3.8.11 are vulnerable.

Remediation

Update to Joomla! Core version 3.8.12 or latest

References

https://developer.joomla.org/security-centre/745-20180803-core-acl-violation-in-custom-fields.html

Related Vulnerabilities

WordPress Plugin Startklar Elementor Addons Directory Traversal (1.7.15)

PHP NULL Pointer Dereference Vulnerability (CVE-2016-9934)

Liferay DXP Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2022-38901)

Jenkins Exposure of Sensitive Information to an Unauthorized Actor Vulnerability (CVE-2017-2609)

Atlassian Confluence Unrestricted Upload of File with Dangerous Type Vulnerability (CVE-2023-22504)

Severity

High

Classification

CVE-2018-15881 CWE-264 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N

Tags

Missing Update Authentication Bypass