#VU22207 Improper access control in FusionPBX - CVE-2019-16985
Published: October 23, 2019
Vulnerability identifier: #VU22207
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2019-16985
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
FusionPBX
FusionPBX
Software vendor:
FusionPBX
FusionPBX
Description
The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper access restrictions in app\xml_cdr\xml_cdr_delete.php when processing base64-encoded file names. A remote authenticated user can pass a base64-encoded filename to the application and permanently delete arbitrary file on the system.
Remediation
Install updates from vendor's repository.