SB2020082607 - Improper Certificate Validation in F5 BIG-IP products
Published: August 26, 2020 Updated: August 26, 2020
Security Bulletin ID
SB2020082607
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improper Certificate Validation (CVE-ID: CVE-2020-5913)
The vulnerability allows a remote attacker to perform a man-in-the-middle (MitM) attack.
The vulnerability exists due to the BIG-IP Server SSL profile ignores revoked certificates, even when a valid CRL is present. A remote attacker can perform a MitM attack on the connections.
Remediation
Install update from vendor's website.