Executive brief
HCL BigFix Service Management is a platform used to manage IT service operations and infrastructure. The login interface lacks proper account lockout mechanisms, allowing attackers to conduct sustained brute-force attacks and gain unauthorized access to the system without valid credentials. This could lead to unauthorized control of critical IT operations and access to sensitive business data.
Technical details
The vulnerability is an improper authentication validation flaw in HCL BigFix Service Management's login interface, stemming from inadequate or missing account lockout protections. An unauthenticated attacker on the network can execute sustained brute-force attacks against user accounts without triggering automatic lockouts or rate limiting. Successful exploitation grants the attacker unauthorized system access. The vulnerability has been assigned CVE-2026-56592 with a CVSS score of 6.5 (medium severity).
Affected products
- HCL BigFix Service Management
Timeline
- 2026-09-18: disclosed