CVE-2021-3243

6.1 MEDIUM

Wfilter ICF 5.0.117 contains a cross-site scripting (XSS) vulnerability

Published: 2021-04-15 · Last updated: 2026-06-17

Severity and scoring

CVSS: 6.1 MEDIUM
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CWE: CWE-79

Affected products

Vendor	Product
wfiltericf	wfilter_internet_content_filter

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.

Source: NVD

References

[NVD]https://nvd.nist.gov/vuln/detail/CVE-2021-3243
[Exploit reference]https://drivertom.blogspot.com/2021/01/wfilter-icf-0day-rce.html
[Exploit reference]https://drivertom.blogspot.com/2021/01/wfilter-icf-0day-rce.html

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