Description

HCL IntelliOps Event Management (IEM) is affected by a race condition. A "timing window" can occur where an attacker can modify the resource causing unpredictable behavior.

Executive Summary

Technical Details

Mitigations

References

Additional Metadata

{
  "score": "5.9",
  "pubDate": "2026-08-20T13:16:49.717Z",
  "pubdate": "2026-08-20T13:16:49.717Z",
  "executiveSummary": "HCL IntelliOps Event Management (IEM) is affected by a race condition vulnerability stemming from an insecure timing window during resource processing.\nThe vulnerability allows an unauthenticated or privileged attacker, depending on the vulnerable endpoint context, to manipulate target resources by exploiting execution discrepancies in asynchronous operations.\nSuccessful exploitation of this timing window leads to unpredictable system behavior, potential state corruption, and integrity violations within the event management pipeline.\nThe risk implications include unauthorized resource modification and destabilization of critical event processing functions, which may disrupt monitoring and incident response capabilities.\nExploitation requires the attacker to precisely time concurrent requests to intersect the vulnerable execution window during resource handling.",
  "technicalDetails": "The root cause of the vulnerability resides in flawed synchronization mechanisms within the resource management routines of HCL IntelliOps Event Management (IEM).\nSpecifically, a TOCTOU (Time-of-Check to Time-of-Use) race condition occurs when the application checks the state of a resource and subsequently performs an operation on it without enforcing atomic execution.\nThis creates a vulnerable timing window where the state of the resource can be altered concurrently between the initial validation check and the final execution phase.\nThe attack flow begins when the threat actor initiates a primary request to target a specific resource within the HCL IntelliOps Event Management (IEM) application.\nSimultaneously, the attacker issues a secondary, concurrent request designed to modify the state of the targeted resource during the precise interval between the application's internal check and use operations.\nBecause the application lacks proper mutex locks, semaphores, or thread-safe synchronization primitives around the critical section, it processes the interleaved operations out of sequence.\nThis asynchronous conflict bypasses standard validation controls, resulting in unpredictable behavior, data inconsistency, and potential corruption of internal state structures.\nThe affected component involves the underlying resource management and event processing modules responsible for handling concurrent transactional inputs within HCL IntelliOps Event Management (IEM).\nPost-exploitation impact includes application instability, logic bypasses, and the potential manipulation of event workflows managed by the platform."
}