PT-2019-19279 · Pfsense · Haproxy

Gionathan Reale + 1 · Published 2019-02-20 · Updated 2019-03-14 · CVE-2019-8953

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 HAProxy package before 0.59 16 for pfSense

Description The issue is related to Cross-Site Scripting (XSS) via the desc (also known as Description) or table actionsaclN parameter. This is connected to the files haproxy listeners.php and haproxy listeners edit.php.

Recommendations For HAProxy package before 0.59 16 for pfSense, update to version 0.59 16 or later to resolve the issue. As a temporary workaround, consider restricting access to the haproxy listeners.php and haproxy listeners edit.php files to minimize the risk of exploitation. Avoid using the desc and table actionsaclN parameters in the affected API endpoints until the issue is resolved.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2019-8953

Affected Products

Haproxy

References · 7

• 🔥 https://exploit-db.com/exploits/46538 · Exploit
• 🔥 https://cxsecurity.com/issue/WLB-2019020153 · Exploit
• https://github.com/pfsense/FreeBSD-ports/commit/2dded47b3202dfdf89aa96f84bf701b3d5acbe6c · Patch
• https://github.com/pfsense/FreeBSD-ports/commit/3b40366aca55910b224ecf49d3fdacc9ad6c04f5 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2019-8953 · Security Note
• https://osv.dev/vulnerability/CVE-2019-8953 · Vendor Advisory
• https://redmine.pfsense.org/issues/9335 · Patch