F5 BIG-IP Load Balancer's IP Exposure Vulnerability Threatens PCI Compliance
F5 BIG-IP Load Balancer has been found to expose internal IP addresses, a vulnerability that will be considered a PCI failure starting May 1, 2018. F5, Inc., the manufacturer, provides solutions to mitigate this issue.
F5 BIG-IP encodes private IP addresses in persistent cookies, which can be collected and decoded by attackers. This vulnerability, documented as Qualys Problem QID 86725, allows internal IP addresses to be revealed, violating PCI DSS rules. F5 offers multiple remediation methods on their support website. The encoding and decoding process is documented and has low complexity, leading to a high Common Vulnerability Scoring System (CVSS) score. Organizations using F5 BIG-IP Load Balancer are advised to follow F5's guidance to address this vulnerability promptly.
In summary, F5 BIG-IP Load Balancer's internal IP address disclosure vulnerability is a serious issue that will result in PCI compliance failure if not addressed by May 1, 2018. F5, Inc. provides solutions and guidance to mitigate this vulnerability on their support website. Organizations are urged to take immediate action to protect their internal networks and maintain PCI compliance.
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