PT-2021-15307 · F5 · F5 Big-Iq+1

Published 2021-02-12 · Updated 2021-02-19 · CVE-2021-22974

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions F5 BIG-IP versions 13.1.x through 13.1.3.5 F5 BIG-IP versions 14.1.x through 14.1.3.0 F5 BIG-IP versions 15.1.x through 15.1.1 F5 BIG-IP versions 16.0.x through 16.0.0 F5 BIG-IQ versions 6.x F5 BIG-IQ versions 7.x

Description An authenticated attacker with access to iControl REST over the control plane may be able to take advantage of a race condition to execute commands with an elevated privilege level. This issue is due to an incomplete fix for a previously identified problem.

Recommendations For F5 BIG-IP version 13.1.x, update to version 13.1.3.6 or later. For F5 BIG-IP version 14.1.x, update to version 14.1.3.1 or later. For F5 BIG-IP version 15.1.x, update to version 15.1.2 or later. For F5 BIG-IP version 16.0.x, update to version 16.0.1.1 or later. For F5 BIG-IQ versions 6.x and 7.x, there is no information about a newer version that contains a fix for this issue.

Fix

Race Condition

Weakness Enumeration

CWE-362

Related Identifiers

CVE-2021-22974

Affected Products

F5 Big-Ip

F5 Big-Iq

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2021-22974 · Security Note
• https://osv.dev/vulnerability/CVE-2021-22974 · Vendor Advisory
• https://support.f5.com/csp/article/K68652018 · Vendor Advisory
• https://t.me/cibsecurity/23548 · Telegram Post