PT-2021-23050 · Fortinet · Fortiweb

Published 2021-12-08 · Updated 2021-12-09 · CVE-2021-41015

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 FortiWeb versions 6.4.1 and below FortiWeb versions 6.3.15 and below

Description The issue is related to improper neutralization of input during web page generation, also known as cross-site scripting. This allows an attacker to execute unauthorized code or commands via crafted HTTP requests to the SAML login handler.

Recommendations For FortiWeb versions 6.4.1 and below, update to a version above 6.4.1 to resolve the issue. For FortiWeb versions 6.3.15 and below, update to a version above 6.3.15 to resolve the issue. As a temporary workaround, consider restricting access to the SAML login handler to minimize the risk of exploitation.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2021-41015

Affected Products

Fortiweb

References · 4

• https://osv.dev/vulnerability/CVE-2021-41015 · Vendor Advisory
• https://fortiguard.com/advisory/FG-IR-21-139 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-41015 · Security Note
• https://t.me/cibsecurity/33580 · Telegram Post