Description
Stored XSS in Ivanti Endpoint Manager prior to version 2024 SU4 SR1 allows a remote unauthenticated attacker to execute arbitrary JavaScript in the context of an administrator session. User interaction is required.
EPSS Score:
0%
Comprehensive Technical Analysis of EUVD-2025-202300
1. Vulnerability Assessment and Severity Evaluation
The vulnerability described in EUVD-2025-202300 is a stored Cross-Site Scripting (XSS) issue in Ivanti Endpoint Manager prior to version 2024 SU4 SR1. This vulnerability allows a remote unauthenticated attacker to execute arbitrary JavaScript in the context of an administrator session, provided that user interaction is required.
Severity Evaluation:
- Base Score: 9.6 (Critical)
- Base Score Version: CVSS 3.1
- Base Score Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
The CVSS score of 9.6 indicates a critical vulnerability due to the following factors:
- Attack Vector (AV): Network (N)
- Attack Complexity (AC): Low (L)
- Privileges Required (PR): None (N)
- User Interaction (UI): Required (R)
- Scope (S): Changed (C)
- Confidentiality (C): High (H)
- Integrity (I): High (H)
- Availability (A): High (H)
This high score underscores the potential for significant impact on confidentiality, integrity, and availability of the affected system.
2. Potential Attack Vectors and Exploitation Methods
Attack Vectors:
- Stored XSS: An attacker can inject malicious JavaScript code into a vulnerable field within the Ivanti Endpoint Manager. This code is stored and executed when an administrator views the affected content.
Exploitation Methods:
- Phishing: An attacker could send a crafted link or file to an administrator, enticing them to interact with the malicious content.
- Social Engineering: Attackers might use social engineering techniques to convince administrators to perform actions that trigger the stored XSS payload.
3. Affected Systems and Software Versions
Affected Systems:
- Ivanti Endpoint Manager versions prior to 2024 SU4 SR1.
Software Versions:
- All versions of Ivanti Endpoint Manager before the specified patch (2024 SU4 SR1) are vulnerable to this stored XSS issue.
4. Recommended Mitigation Strategies
Immediate Actions:
- Patching: Upgrade to Ivanti Endpoint Manager version 2024 SU4 SR1 or later to mitigate the vulnerability.
- Input Validation: Implement strict input validation and sanitization to prevent the injection of malicious scripts.
- Content Security Policy (CSP): Enforce a robust CSP to restrict the execution of unauthorized scripts.
Long-Term Strategies:
- Regular Updates: Ensure that all software, including Ivanti Endpoint Manager, is regularly updated to the latest versions.
- Security Training: Conduct regular training sessions for administrators to recognize and avoid phishing and social engineering attempts.
- Monitoring: Implement continuous monitoring and logging to detect and respond to any suspicious activities.
5. Impact on European Cybersecurity Landscape
The vulnerability in Ivanti Endpoint Manager, a widely used endpoint management solution, poses a significant risk to organizations across Europe. Given the critical nature of the vulnerability, it could lead to:
- Data Breaches: Unauthorized access to sensitive information.
- System Compromise: Attackers gaining control over administrative functions.
- Operational Disruption: Potential downtime and loss of service availability.
The high CVSS score and the widespread use of Ivanti Endpoint Manager make this vulnerability a priority for cybersecurity teams to address promptly.
6. Technical Details for Security Professionals
Vulnerability Details:
- Type: Stored XSS
- Impact: Execution of arbitrary JavaScript in the context of an administrator session.
- Exploitation: Requires user interaction, such as clicking a link or viewing a page with injected malicious content.
Detection and Response:
- Detection: Use web application firewalls (WAFs) and intrusion detection systems (IDS) to monitor for suspicious activities and script injections.
- Response: Implement incident response plans to quickly identify, contain, and remediate any detected exploitation attempts.
References:
Conclusion: The stored XSS vulnerability in Ivanti Endpoint Manager is a critical issue that requires immediate attention. Organizations should prioritize patching and implementing robust security measures to mitigate the risk. Continuous monitoring and regular updates are essential to maintain a strong cybersecurity posture.