PT-2021-15356 · F5 · Big-Ip

Published 2021-09-14 · Updated 2021-09-30 · CVE-2021-23031

Positive Technologies (AI Summary)

CVSS v3.1

9.9

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions BIG-IP versions 11.6.x before 11.6.5.3 BIG-IP versions 12.1.x before 12.1.6 BIG-IP versions 13.1.x before 13.1.4 BIG-IP versions 14.1.x before 14.1.4.1 BIG-IP versions 15.1.x before 15.1.3 BIG-IP versions 16.0.x before 16.0.1.2

Description An authenticated user may perform a privilege escalation on the BIG-IP Advanced WAF and ASM Configuration utility.

Recommendations For versions 11.6.x before 11.6.5.3, update to version 11.6.5.3 or later. For versions 12.1.x before 12.1.6, update to version 12.1.6 or later. For versions 13.1.x before 13.1.4, update to version 13.1.4 or later. For versions 14.1.x before 14.1.4.1, update to version 14.1.4.1 or later. For versions 15.1.x before 15.1.3, update to version 15.1.3 or later. For versions 16.0.x before 16.0.1.2, update to version 16.0.1.2 or later.

Fix

OS Command Injection

Weakness Enumeration

CWE-78

Related Identifiers

CVE-2021-23031

Affected Products

Big-Ip

References · 5

• https://support.f5.com/csp/article/K41351250 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-23031 · Security Note
• https://osv.dev/vulnerability/CVE-2021-23031 · Vendor Advisory
• https://t.me/cvenotify/20880 · Telegram Post
• https://t.me/cibsecurity/28838 · Telegram Post