Security Bulletin
This security bulletin contains one high risk vulnerability.
EUVDB-ID: #VU51391
Risk: High
CVSSv3.1: 9.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:H/RL:O/RC:C]
CVE-ID: CVE-2021-22986
CWE-ID:
CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Exploit availability: Yes
DescriptionThe vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.
The vulnerability exists due to improper input validation within the iControl REST API. A remote unauthenticated attacker can send a specially crafted HTTP request to the affected API endpoint and execute arbitrary OS commands on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
MitigationInstall updates from vendor's website.
Vulnerable software versionsBIG-IP: 12.1.0 - 16.0.1
BIG-IP LTM: 12.1.0 - 16.0.1
BIG-IP AAM: 12.1.0 - 16.0.1
BIG-IP Advanced WAF: 12.1.0 - 16.0.1
BIG-IP AFM: 12.1.0 - 16.0.1
BIG-IP Analytics: 12.1.0 - 16.0.1
BIG-IP APM: 12.1.0 - 16.0.1
BIG-IP ASM: 12.1.0 - 16.0.1
BIG-IP DDHD: 12.1.0 - 16.0.1
BIG-IP DNS: 12.1.0 - 16.0.1
BIG-IP FPS: 12.1.0 - 16.0.1
BIG-IP GTM: 12.1.0 - 16.0.1
BIG-IP Link Controller: 12.1.0 - 16.0.1
BIG-IP PEM: 12.1.0 - 16.0.1
BIG-IP SSLO: 12.1.0 - 16.0.1
BIG-IQ Centralized Management: 6.0.0 - 7.1.0
External linkshttp://support.f5.com/csp/article/K03009991
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
Yes. This vulnerability is being exploited in the wild.