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HCL iControl EUVDEUVD-2026-52260

| CVE-2026-56608 MEDIUM
Improper Access Control (CWE-284)
2026-08-03 HCL GHSA-725p-7264-fgqq
5.3
CVSS 3.1 · NVD
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

  1. Access
    Identify HCL iControl v3.2.0 instance
  2. Delivery
    Obtain or satisfy AC:H preconditions (session, endpoint path)
  3. Exploit
    Send unauthenticated or low-privilege request to admin endpoint
  4. Execution
    Bypass missing access control check
  5. Impact
    Read administrator-level data or functionality output

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V8 - Authorization Access control enforcement
MITRE ATT&CK

1 technique across 1 tactic: Defense Evasion

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Exploitation Conditions

The specific bypass condition is missing granular access control enforcement on administrator-level endpoints or functionalities within HCL iControl v3.2.0; the application does not verify that the requesting user holds an administrator role before serving those resources. Based on the CVSS vector (PR:N per the provided score), the flaw may be reachable without authentication, but the description's use of 'users' and the AC:H metric suggest that either a low-privilege authenticated session or a specific non-default request path is required - this ambiguity is not resolved by the available data. What limits exploitation: the high attack complexity (AC:H) implies preconditions such as specific endpoint knowledge or session state; the confidentiality impact is read-only (C:L) with no write or denial-of-service capability; and the affected version is a single confirmed release (v3.2.0). No special platform or OS is indicated. Authentication requirements are not fully confirmed from available data due to the PR:N versus 'users' language conflict.

Impact

The NVD-assigned CVSS 3.1 base score of 3.7 (Low) is consistent with a network-accessible flaw (AV:N) that requires high complexity (AC:H) to trigger and yields only limited confidentiality exposure (C:L) with no integrity or availability impact. The AC:H metric is the primary risk dampener - it implies that exploitation requires specific, non-trivial preconditions beyond simply sending a crafted request. The 'Authentication Bypass' tag in the intelligence data creates a tension with the description's use of the word 'users,' which more naturally implies an authenticated low-privilege actor bypassing access controls rather than a fully unauthenticated external party; this ambiguity should be resolved with the vendor. No KEV listing and no public POC code have been identified, and no EPSS data is available in the provided intelligence. The overall real-world priority is low to medium: the confidentiality impact is bounded (view-only of admin functions), the product footprint is niche, and the AC:H constraint limits mass exploitation. Organizations running HCL iControl v3.2.0 in internet-exposed configurations face the highest residual risk.

Exploit ScenarioDerived

An authenticated low-privilege user with a valid account in HCL iControl v3.2.0 crafts a direct HTTP request to an admin-scoped endpoint or function - bypassing the application's missing authorization check - and retrieves configuration data or user lists accessible only to administrators. The AC:H constraint suggests that exploitation may require specific timing, session state, or endpoint knowledge not immediately obvious, but no public proof-of-concept code has been identified at time of analysis that would lower that bar.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet 0.2% exploitation probability (EPSS)

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AnalysisAIv1 – Aug 03, 2026

Missing granular access control in HCL iControl v3.2.0 exposes administrator-level functionality to unauthorized users over the network. Regular-privilege users can bypass authorization checks to view or access admin-scoped features, resulting in a limited confidentiality impact. No public exploit code exists and no CISA KEV listing is present; however, the 'Authentication Bypass' tag and the network-accessible vector mean the exposure is reachable without physical proximity, though the high attack complexity (AC:H) constrains opportunistic exploitation.

RemediationAI

Consult the HCL Software knowledge base article KB0132564 at https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0132564 for the official remediation guidance; no exact patched version number is confirmed in the available intelligence, so organizations should verify the fix version directly with HCL. As a compensating control pending a patch, restrict access to the HCL iControl administrative interface by enforcing network-level controls (firewall rules, VPN gateway, or zero-trust access proxy) to limit who can reach admin endpoints - this reduces the effective attack surface even if the application-level authorization flaw persists. Additionally, review and audit user role assignments within iControl to ensure no regular users hold unnecessary session tokens or cookies that could facilitate the bypass. Enabling detailed access logging on the admin interface will help detect unauthorized access attempts in the interim.

Affected VersionsENISA

HCL iControl v3.2.0

Affects your stack

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Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

HCL iControl (CPE: cpe:2.3:a:hcl_software:hcl_icontrol:*:*:*:*:*:*:*:*) is an enterprise IT management product from HCL Software. The root cause is CWE-284 (Improper Access Control), a class of flaw where the application fails to enforce role-based or privilege-based boundaries at the function or endpoint level. Rather than checking whether the requesting user holds administrator privileges before serving admin-scoped resources, the application either skips the check entirely or performs it insufficiently, allowing lower-privileged users to reach those code paths. This pattern is distinct from authentication bypass in the strict sense (which would allow unauthenticated access) and is more precisely a broken authorization / missing function-level access control (also aligned with OWASP A01:2021).

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Severity by source

Vendor (HCL) PRIMARY LOW
NVD 5.3 MEDIUM
AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
vuln.today AI 3.1 LOW

PR:L chosen over PR:N because description implies authenticated 'users' bypassing access controls, not fully unauthenticated access; C:L reflects read-only admin view with no write or availability impact.

3.1 AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
4.0 AV:N/AC:H/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

Primary rating from Vendor (HCL).

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None

Lifecycle Timeline

2
Severity Changed
Aug 05, 2026 - 15:07 NVD
LOW MEDIUM
CVSS changed
Aug 05, 2026 - 15:07 NVD
3.7 (LOW) 5.3 (MEDIUM)

DescriptionNVD

HCL iControl is affected by Missing Access Control vulnerability. The application failed to enforce proper granular access controls, allowing users to access or view administrator-level functionalities without appropriate authorization.

Threat Intelligence Overview

EPSS Score
0.2%
Top 94% exploitable
Prevalence
Low
niche HCL enterprise management product, limited industry footprint
Data Quality
5 sources
Confidence: Medium

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC No
EPSS 0.2%
Patch available No
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation
None
System Exposure· derived
Open
Automatable
No
Human Impact· derived
Medium
Technical Impact
Partial

Priority Score

26
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +26
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.

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