OS Command Injection in F5 BIG-IP TMUI

1) OS Command Injection

EUVDB-ID: #VU56140

Risk: Low

CVSSv3.1: 6.3 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-23025

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Exploit availability: No

Description

The vulnerability allows a remote user to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation in the TMUI component. A remote administrator can pass specially crafted data to the application and execute arbitrary OS commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

BIG-IP: 11.6.1 - 15.1.0

CPE2.3

• cpe:2.3:h:f5_networks:big-ip:11.6.5:*:*:*:*:*:*:*
• cpe:2.3:h:f5_networks:big-ip:12.1.6:*:*:*:*:*:*:*
• cpe:2.3:h:f5_networks:big-ip:13.1.3:*:*:*:*:*:*:*
• cpe:2.3:h:f5_networks:big-ip:14.1.3:*:*:*:*:*:*:*
• cpe:2.3:h:f5_networks:big-ip:15.1.0:*:*:*:*:*:*:*
• cpe:2.3:h:f5_networks:big-ip:15.0.1:*:*:*:*:*:*:*

External links

http://support.f5.com/csp/article/K55543151

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.