Executive brief
HCL BigFix Quantum Risk Analyzer is a risk assessment platform used by organizations to evaluate security vulnerabilities. The product generates overly detailed error messages when processing malformed input, which allows attackers to gather information about the system's validation logic and refine their attacks more effectively.
Technical details
The vulnerability is an information disclosure flaw in the input validation process of HCL BigFix Quantum Risk Analyzer. When the application encounters malformed input, it returns verbose error messages that reveal details about validation rules and accepted input formats. This verbose error feedback enables attackers to conduct reconnaissance without triggering security alerts and to systematically refine fuzzing campaigns. The vulnerability is network-accessible and requires no authentication or user interaction. An attacker can exploit this to gather intelligence about the application's input handling, potentially facilitating follow-up attacks.
Affected products
- HCL BigFix Quantum Risk Analyzer
Timeline
- 2026-08-26: disclosed