CVE-2024-8015 in Telerik Reporting
Summary
by MITRE • 10/09/2024
In Progress Telerik Report Server versions prior to 2024 Q3 (10.2.24.924), a remote code execution attack is possible through object injection via an insecure type resolution vulnerability.
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Analysis
by VulDB Data Team • 11/01/2024
The vulnerability identified as CVE-2024-8015 affects Progress Telerik Report Server versions before 2024 Q3 release 10.2.24.924, representing a critical remote code execution flaw that stems from insecure type resolution mechanisms within the application's object serialization and deserialization processes. This vulnerability exposes the system to attacks where malicious actors can inject arbitrary objects that are subsequently deserialized, leading to unauthorized code execution on the target server. The flaw specifically resides in how the application handles type resolution during object deserialization, creating an attack surface that allows remote adversaries to leverage this weakness without requiring authentication or prior access to the system.
The technical exploitation of this vulnerability follows a pattern that aligns with common insecure deserialization attack vectors, specifically categorized under CWE-502 which addresses Deserialization of Untrusted Data. Attackers can craft malicious payloads that, when processed by the vulnerable Report Server, trigger the deserialization of objects with predetermined types that execute arbitrary code on the server. This type of vulnerability typically operates through the manipulation of serialized data streams where the application's deserialization logic fails to properly validate or restrict the types of objects being instantiated. The insecure type resolution mechanism allows attackers to specify types that may not be intended for execution within the application context, effectively bypassing normal security boundaries and privilege controls.
The operational impact of CVE-2024-8015 extends beyond simple code execution, as it provides attackers with complete control over the affected Report Server instances. This remote code execution capability enables adversaries to perform a wide range of malicious activities including but not limited to data exfiltration, privilege escalation, persistence mechanisms, and further network reconnaissance. The vulnerability affects organizations that rely on Telerik Report Server for business intelligence and reporting functions, potentially compromising sensitive business data and operational integrity. Organizations using affected versions may experience unauthorized access to database connections, file system manipulation, and the ability to deploy additional malware or backdoors within the compromised environment. The attack surface is particularly concerning given that the vulnerability can be exploited remotely, meaning that attackers do not need physical access or network proximity to the target system.
Mitigation strategies for CVE-2024-8015 primarily focus on immediate remediation through the installation of the patched 2024 Q3 release version 10.2.24.924 or subsequent updates that address the insecure type resolution vulnerability. Organizations should also implement network segmentation and access controls to limit exposure of Report Server instances to untrusted networks, while monitoring for suspicious deserialization activities and anomalous system behavior. Additional defensive measures include implementing proper input validation and output encoding, disabling unnecessary deserialization functionality where possible, and conducting regular security assessments of application components that handle serialized data. From an ATT&CK framework perspective, this vulnerability maps to techniques involving deserialization attacks and remote code execution, potentially enabling adversaries to progress through multiple phases including initial access, execution, privilege escalation, and persistence within the compromised environment. Organizations should also consider implementing application whitelisting policies and runtime application self-protection mechanisms to further reduce the risk of exploitation.