U.S. cybersecurity firm F5 on Wednesday disclosed that unidentified risk actors broke into its techniques and stole recordsdata containing a few of BIG-IP’s supply code and knowledge associated to undisclosed vulnerabilities within the product.
It attributed the exercise to a “extremely refined nation-state risk actor,” including the adversary maintained long-term, persistent entry to its community. The corporate stated it realized of the breach on August 9, 2025, per a Type 8-Okay submitting with the U.S. Securities and Alternate Fee (SEC).
“We’ve taken in depth actions to comprise the risk actor,” it famous. “Since starting these actions, we now have not seen any new unauthorized exercise, and we consider our containment efforts have been profitable.”
F5 didn’t say for a way lengthy the risk actors had entry to its BIG-IP product growth setting, however emphasised that it has not noticed any indication that the vulnerabilities have been exploited in a malicious context. It additionally stated that the attackers didn’t entry its CRM, monetary, assist case administration, or iHealth techniques.
That stated, the corporate acknowledged that a number of the exfiltrated recordsdata from its data administration platform contained configuration or implementation info for a small proportion of consumers. Impacted clients are anticipated to be immediately notified following a evaluate of the recordsdata.
Following the invention of the incident, F5 has engaged the companies of Google Mandiant and CrowdStrike, in addition to rotated credentials and strengthened entry controls, deployed tooling to higher monitor threats, bolstered its product growth setting with further safety controls, and applied enhancements to its community safety structure.
Customers are suggested to use the most recent updates for BIG-IP, F5OS, BIG-IP Subsequent for Kubernetes, BIG-IQ, and APM purchasers as quickly as attainable for optimum safety.
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