CVE-2025-4427: Ivanti Endpoint Manager Auth Bypass Flaw

CVE-2025-4427 Overview

An authentication bypass in the API component of Ivanti Endpoint Manager Mobile 12.5.0.0 and prior allows attackers to access protected resources without proper credentials via the API.

Critical Impact
This vulnerability could allow unauthorized access to sensitive resources, leading to potential data leakage and exploitation.

Affected Products

Ivanti Endpoint Manager Mobile 12.5.0.0
Ivanti Endpoint Manager Mobile (earlier versions)

Discovery Timeline

Not Available - Vulnerability discovered by Not Available
Not Available - Responsible disclosure to Ivanti
Not Available - CVE CVE-2025-4427 assigned
Not Available - Ivanti releases security patch
2025-05-13 - CVE CVE-2025-4427 published to NVD
2025-10-24 - Last updated in NVD database

Technical Details for CVE-2025-4427

Vulnerability Analysis

The vulnerability in Ivanti Endpoint Manager Mobile arises from improper authentication checks within the API component, allowing attackers to bypass authentication entirely, gaining access to resources that should require valid credentials.

Root Cause

The root cause lies in the mishandling of authentication tokens in the API, leading to bypass scenarios where mere presence of a malformed or missing token still allows access.

Attack Vector

Network-based attack: An attacker without any credentials can exploit this vulnerability over the network.

python

# Example exploitation code (sanitized)
import requests

def access_protected_resource():
    url = "https://vulnerable-endpoint/api/resource"
    response = requests.get(url)
    if response.status_code == 200:
        print("Accessed protected resource!")
    else:
        print("Failed to access resource.")

access_protected_resource()

Detection Methods for CVE-2025-4427

Indicators of Compromise

Unusual API Access Logs
Unauthorized data access attempts
Irregular usage patterns in application logs

Detection Strategies

Utilize network logs to monitor repeated attempts to access API endpoints without proper authentication tokens. Employ machine learning models to detect anomalies in access patterns.

Monitoring Recommendations

Regularly audit API access logs for suspicious activities. Implement real-time alerting mechanisms for unauthorized access attempts.

How to Mitigate CVE-2025-4427

Immediate Actions Required

Update to a patched version of Ivanti Endpoint Manager Mobile immediately.
Monitor network traffic for anomalous API access.
Restrict API access to trusted IP ranges.

Patch Information

Refer to Ivanti's Security Advisory for the latest patch updates.

Workarounds

If immediate patching is not feasible, deploy network-level restrictions to limit API access and employ web application firewalls (WAF) to block potential exploitation attempts.

bash

# Configuration example to block unauthorized API access
iptables -A INPUT -p tcp --dport 443 -s <trusted_ip> -j ACCEPT
iptables -A INPUT -p tcp --dport 443 -j DROP