EUVD-2024-48887

Comprehensive Technical Analysis of EUVD-2024-48887

1. Vulnerability Assessment and Severity Evaluation

The vulnerability described in EUVD-2024-48887 affects Progress Telerik Report Server versions prior to 2024 Q3 (10.2.24.924). It is classified as a remote code execution (RCE) vulnerability through object injection via an insecure type resolution mechanism. The CVSS (Common Vulnerability Scoring System) base score of 9.1 indicates a critical severity level. The CVSS vector CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H breaks down as follows:

• Attack Vector (AV:N): Network, meaning the vulnerability is exploitable over the network.
• Attack Complexity (AC:L): Low, indicating that the attack does not require special conditions.
• Privileges Required (PR:H): High, suggesting that the attacker needs high-level privileges to exploit the vulnerability.
• User Interaction (UI:N): None, meaning no user interaction is required.
• Scope (S:C): Changed, indicating that the vulnerability affects a different security scope.
• Confidentiality (C:H): High impact on confidentiality.
• Integrity (I:H): High impact on integrity.
• Availability (A:H): High impact on availability.

2. Potential Attack Vectors and Exploitation Methods

The primary attack vector is through object injection, which can be exploited by sending specially crafted requests to the Telerik Report Server. The insecure type resolution vulnerability allows an attacker to inject malicious objects, leading to remote code execution. Potential exploitation methods include:

• Crafted HTTP Requests: An attacker could send HTTP requests designed to exploit the insecure type resolution mechanism.
• Malicious Payloads: Injecting serialized objects that, when deserialized, execute arbitrary code on the server.
• Privilege Escalation: If an attacker gains high-level privileges, they can exploit this vulnerability to execute code with elevated permissions.

3. Affected Systems and Software Versions

The vulnerability affects:

• Telerik Report Server: Versions prior to 2024 Q3 (10.2.24.924).
• Product: Telerik Reporting
• Vendor: Progress Software

All organizations using the affected versions of Telerik Report Server are at risk and should prioritize mitigation efforts.

4. Recommended Mitigation Strategies

To mitigate the risk associated with this vulnerability, the following strategies are recommended:

• Patch Management: Upgrade to Telerik Report Server version 2024 Q3 (10.2.24.924) or later, which includes the fix for this vulnerability.
• Access Control: Implement strict access controls to limit high-level privileges to trusted users only.
• Network Segmentation: Segregate the Telerik Report Server from other critical systems to limit the potential impact of an exploit.
• Monitoring and Logging: Enhance monitoring and logging to detect any suspicious activities or attempts to exploit the vulnerability.
• Input Validation: Ensure robust input validation mechanisms are in place to prevent malicious payloads from being processed.

5. Impact on European Cybersecurity Landscape

The high severity of this vulnerability poses significant risks to organizations within the European Union, particularly those relying on Telerik Report Server for critical operations. The potential for remote code execution can lead to data breaches, unauthorized access, and service disruptions, which can have severe financial and reputational impacts. Compliance with regulations such as GDPR may also be compromised if sensitive data is exposed.

6. Technical Details for Security Professionals

For security professionals, the following technical details are pertinent:

• Vulnerability Type: Remote Code Execution (RCE) through object injection.
• Exploitation Mechanism: Insecure type resolution during object deserialization.
• Detection: Implement intrusion detection systems (IDS) and intrusion prevention systems (IPS) to detect and block malicious traffic patterns associated with this vulnerability.
• Response: Develop and test incident response plans specific to this vulnerability, including containment, eradication, and recovery procedures.
• Prevention: Regularly update and patch systems, conduct vulnerability assessments, and perform penetration testing to identify and mitigate similar vulnerabilities.

Conclusion

EUVD-2024-48887 represents a critical vulnerability in Progress Telerik Report Server that requires immediate attention. Organizations should prioritize upgrading to the patched version and implement additional security measures to mitigate the risk of exploitation. The potential impact on European cybersecurity underscores the importance of proactive vulnerability management and robust security practices.

References

• Telerik Report Server Knowledge Base
• CVE ID: CVE-2024-8015
• Assigner: ProgressSoftware
• EPSS: 1
• ENISA ID Product: Telerik Reporting (versions 1.0.0.0 <10.2.24.924)
• ENISA ID Vendor: Progress Software