#VU51416 Input validation error in BIG-IQ Centralized Management


Published: 2021-03-11

Vulnerability identifier: #VU51416

Vulnerability risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-22996

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
BIG-IQ Centralized Management
Server applications / Remote management servers, RDP, SSH

Vendor: F5 Networks

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can send specially crafted message to the BIG-IQ Data Collection Device (DCD) cluster member that was set up for auto failover and cause the corosync process to abort, which leads to a denial of service.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

BIG-IQ Centralized Management: 7.0.0 - 7.1.0.3


External links
http://support.f5.com/csp/article/K16352404


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?

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


Latest bulletins with this vulnerability