#VU51392 Cleartext transmission of sensitive information in BIG-IQ Centralized Management - CVE-2021-23005
Published: March 11, 2021
Vulnerability identifier: #VU51392
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-23005
CWE-ID: CWE-319
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vulnerable software:
BIG-IQ Centralized Management
BIG-IQ Centralized Management
Software vendor:
F5 Networks
F5 Networks
Description
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to software uses insecure communication channel to transmit sensitive information. When using a Quorum device for BIG-IQ high availability (HA) for automatic failover, BIG-IQ does not make use of Transport Layer Security (TLS) with the Corosync protocol. A remote attacker with ability to intercept network traffic can gain access to sensitive data.
Remediation
Install updates from vendor's website.