PT-2020-14795 · Osticket · Osticket

Heinhtetaung · Published 2020-08-26 · Updated 2020-09-02 · CVE-2020-16193

Positive Technologies (AI Summary)

CVSS v3.1

5.4

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions osTicket versions prior to 1.14.3

Description The issue arises from an unvalidated echo call in the include/staff/banrule.inc.php file, specifically echo $info['notes'], which allows for XSS attacks.

Recommendations For versions prior to 1.14.3, update to version 1.14.3 or later to resolve the issue.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2020-16193

Affected Products

Osticket

References · 4

• https://github.com/osTicket/osTicket/blob/develop/include/staff/banrule.inc.php#L67 · Patch
• https://github.com/osTicket/osTicket/pull/5616/commits/fb570820ef1138776f929a179906e1d8089179d9 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2020-16193 · Security Note
• https://osv.dev/vulnerability/CVE-2020-16193 · Vendor Advisory