CVE-2019-12347

Public Exploit

Description

In pfSense 2.4.4-p3, a stored XSS vulnerability occurs when attackers inject a payload into the Name or Description field via an acme_accountkeys_edit.php action. The vulnerability occurs due to input validation errors.

Category

6.1
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 76.26% Top 5%
Vendor Advisory pfsense.org Vendor Advisory pfsense.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://redmine.pfsense.org/issues/9554#change-40729 vendor advisory exploit
https://www.pfsense.org/download/ vendor advisory
https://ctrsec.io/index.php/2019/05/28/stored-xss-acme-pfsense-2-4-4-p3/ patch third party advisory exploit
http://packetstormsecurity.com/files/153112/pfSense-2.4.4-p3-Cross-Site-Scripting.html third party advisory vdb entry exploit
https://github.com/pfsense/FreeBSD-ports/commit/504909564079e540689dbdbed3a579483c614275 third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2019-12347?
CVE-2019-12347 has been scored as a medium severity vulnerability.
How to fix CVE-2019-12347?
To fix CVE-2019-12347, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-12347 being actively exploited in the wild?
It is possible that CVE-2019-12347 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~76% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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