CVE-2021-3243
Last modified
CVE-2021-3243 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. 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.. EPSS estimates a 0.73% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Wfiltericf | Wfilter Internet Content Filter | 5.0.117 |
References
- https://drivertom.blogspot.com/2021/01/wfilter-icf-0day-rce.htmlExploit, Third Party Advisory
- https://drivertom.blogspot.com/2021/01/wfilter-icf-0day-rce.htmlExploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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