CVE-2020-5879 : Exploit Details and Defense Strategies

This CVE involves a vulnerability in BIG-IP ASM 11.6.1-11.6.5.1 that can lead to unencrypted data plane traffic being sent to back-end servers despite the application of a Server SSL profile.

Understanding CVE-2020-5879

This vulnerability can result in information disclosure due to the unencrypted transmission of data plane traffic.

What is CVE-2020-5879?

CVE-2020-5879 is a vulnerability found in BIG-IP ASM 11.6.1-11.6.5.1 that allows unencrypted data plane traffic to be sent to back-end servers, even when a Server SSL profile is in place.

The Impact of CVE-2020-5879

The vulnerability can lead to sensitive information being exposed due to the lack of encryption in data transmission.

Technical Details of CVE-2020-5879

This section provides more technical insights into the vulnerability.

Vulnerability Description

The issue occurs in BIG-IP ASM 11.6.1-11.6.5.1, where data plane traffic is sent unencrypted to back-end servers despite the presence of a Server SSL profile.

Affected Systems and Versions

Product: BIG-IP ASM
Versions: 11.6.1-11.6.5.1

Exploitation Mechanism

Attackers can exploit this vulnerability to intercept and view sensitive data transmitted between the BIG-IP system and back-end servers.

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent the exploitation of this vulnerability.

Immediate Steps to Take

Apply the necessary patches provided by the vendor to mitigate the vulnerability.
Review and update configurations to ensure encrypted data transmission.

Long-Term Security Practices

Regularly monitor and audit network traffic for any anomalies.
Implement encryption best practices to safeguard data in transit.

Patching and Updates

Stay informed about security updates and patches released by the vendor.
Promptly apply patches to ensure the security of the system and prevent potential exploitation.