CVE-2021-3243

Published: Apr 15, 2021Modified: Jun 17, 2026

6.1

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Exploitability: 2.8 / Impact: 2.7

Source: NVD

Description

Wfilter ICF 5.0.117 contains a cross-site scripting (XSS) vulnerability. An attacker in the same LAN can craft a packet with a malicious User-Agent header to inject a payload in its logs, where an attacker can take over the system by through its plugin-running function.

Affected (1)

Products: Wfiltericf: Wfilter Internet Content Filter

1 product

Wfilter Internet Content Filter

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Wfiltericf Wfilter Internet Content Filter	Version 5.0.117

Related CWEs

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

References (2)

https://drivertom.blogspot.com/2021/01/wfilter-icf-0day-rce.html

Source: cve@mitre.org

ExploitThird Party Advisory

https://drivertom.blogspot.com/2021/01/wfilter-icf-0day-rce.html

Source: af854a3a-2127-422b-91ae-364da2661108

ExploitThird Party Advisory

Timeline

No history available yet.