PT-2020-12330 · Pfsense · Pfsense

Published 2020-04-29 · Updated 2020-05-01 · CVE-2020-10797

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions pfsense versions prior to 2.4.5

Description The issue is related to an XSS vulnerability in the hostname field of the diag ping.php page. It occurs when inputs are passed to a command and executed, resulting in the $result variable being printed without proper sanitization.

Recommendations For versions prior to 2.4.5, update to version 2.4.5 or later to resolve the issue. As a temporary workaround, consider restricting access to the diag ping.php page to minimize the risk of exploitation.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2020-10797

Affected Products

Pfsense

References · 6

• https://github.com/pfsense/pfsense/commit/cc3990a334059018b004c91eeb66c147d8afe83d · Patch
• https://osv.dev/vulnerability/CVE-2020-10797 · Vendor Advisory
• https://docs.netgate.com/pfsense/en/latest/releases/2-4-5-new-features-and-changes.html · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-10797 · Security Note
• https://t.me/cvenotify/3398 · Telegram Post
• https://redmine.pfsense.org/issues/10355 · Note