SB2021031103 - Cleartext transmission of sensitive information in F5 BIG-IQ Centralized Management
Published: March 11, 2021
Security Bulletin ID
SB2021031103
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Adjecent network
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Cleartext transmission of sensitive information (CVE-ID: CVE-2021-23005)
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 update from vendor's website.