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

Oracle Database Server Improper Input Validation Vulnerability (CVE-2016-2381)

Moodle Improper Validation of Integrity Check Value Vulnerability (CVE-2012-1170)

ownCloud Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2017-9338)

WordPress Plugin WP Page Widget Cross-Site Scripting (2.7)

PostgreSQL Resource Management Errors Vulnerability (CVE-2007-4772)

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