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 3.2.0 and up to and including 3.9.4 are vulnerable.

Remediation

Update to Joomla! Core version 3.9.5 or latest

References

https://developer.joomla.org/security-centre/778-20190402-core-helpsites-refresh-endpoint-callable-for-unauthenticated-users.html

Related Vulnerabilities

WordPress Plugin Photo Gallery by 10Web-Mobile-Friendly Image Gallery Unspecified Vulnerability (1.2.100)

Jboss EAP Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling') Vulnerability (CVE-2019-20445)

Joomla! Core 1.0.x Multiple Cross-Site Scripting Vulnerabilities (1.0.0 - 1.0.12)

WordPress Plugin Candidate Application Form Arbitrary File Disclosure (1.6)

WordPress Plugin Backup, Restore and Migrate WordPress Sites With the XCloner Multiple Vulnerabilities (3.1.1)

Severity

High

Classification

CVE-2019-10946 CWE-264 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N

Tags

Missing Update Authentication Bypass