Vulnerability identifier: #VU22202
Vulnerability risk: Low
CVSSv3.1: 5.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-79
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
FusionPBX
Server applications /
SCADA systems
Vendor: FusionPBX
Description
The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data passed via the "id" parameter to app\contacts\contact_notes.php script. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
Mitigation
Install updates from vendor's repository.
Vulnerable software versions
FusionPBX: Master
External links
http://github.com/fusionpbx/fusionpbx/commit/80f2ce087ab1343f1ff3bf8a058eed9b5027eb8c
http://resp3ctblog.wordpress.com/2019/10/19/fusionpbx-xss-8/
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.