PT-2021-15361 · F5 · Big-Ip

Published 2021-09-14 · Updated 2021-09-27 · CVE-2021-23037

Positive Technologies (AI Summary)

CVSS v3.1

9.6

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions BIG-IP versions 11.6.x through 16.1.x

Description A reflected cross-site scripting (XSS) issue exists in an undisclosed page of the BIG-IP Configuration utility, allowing an attacker to execute JavaScript in the context of the currently logged-in user.

Recommendations For versions 11.6.x through 16.1.x, consider disabling access to the undisclosed page in the BIG-IP Configuration utility until a patch is available. As a temporary workaround, restrict the use of the BIG-IP Configuration utility to minimize the risk of exploitation.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2021-23037

Affected Products

Big-Ip

References · 4

• https://osv.dev/vulnerability/CVE-2021-23037 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-23037 · Security Note
• https://support.f5.com/csp/article/K21435974 · Vendor Advisory
• https://t.me/cibsecurity/28844 · Telegram Post