Improper access control in typo3_forum - CVE-2020-15513

 

Improper access control in typo3_forum - CVE-2020-15513

Published: July 7, 2020 / Updated: July 15, 2020


Vulnerability identifier: #VU29572
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/U:Green
CVE-ID: CVE-2020-15513
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Mittwald CM Service
Affected software:
typo3_forum

Detailed vulnerability description

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to the ACL check of the extension is broken under certain conditions. A remote attacker can bypass implemented security restrictions and create forum posts.


How to mitigate CVE-2020-15513

Install updates from vendor's website.

Sources