#VU22485 Cross-site scripting in pfsense (FreeBSD port) - CVE-2019-18667

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Main Vulnerability Database Vulnerabilities #VU22485

#VU22485 Cross-site scripting in pfsense (FreeBSD port) - CVE-2019-18667

Published: November 4, 2019


Vulnerability identifier: #VU22485
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear
CVE-ID: CVE-2019-18667
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
pfsense (FreeBSD port)
Software vendor:
Rubicon Communications

Description

The vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists in the "/usr/local/www/freeradius_view_config.php" file due to insufficient sanitization of user-supplied data when processing a filename. 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.

Note: This vulnerability affects freeradius3 package before 0.15.7_3 for pfSense on FreeBSD


Remediation

Vendor recommends to update the freeradius3 package to version 0.15.7_3.

External links