BigFix IVR vulnerability

Insufficient session expiration in the Web UI authentication component in HCL BigFix IVR version 4.2 allows an authenticated attacker to gain prolonged unauthorized access to protected API endpoints due to excessive expiration periods.

Published 7 Jan 2026Updated 7 Oct 20261 sources
CVSS 2.0

What happened

Insufficient session expiration in the Web UI authentication component in HCL BigFix IVR version 4.2 allows an authenticated attacker to gain prolonged unauthorized access to protected API endpoints due to excessive expiration periods.

Affected versions

BigFix IVR: 4.2 Fixed: See vendor advisory.

Why it matters

Review the vendor advisory and exposure of the affected product to determine operational impact.

Detection & mitigation

  • Apply vendor-provided updates or mitigations.
  • Review affected product exposure and access logs.

Public PoC references

No public PoC reference has passed the current publication threshold.