CVE-2024-45773 in Thrift
Summary
by MITRE • 09/27/2024
A use-after-free vulnerability involving upgradeToRocket requests can cause the application to crash or potentially result in code execution or other undesirable effects. This issue affects Facebook Thrift prior to v2024.09.09.00.
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Analysis
by VulDB Data Team • 09/27/2024
The vulnerability identified as CVE-2024-45773 represents a critical use-after-free flaw within Facebook Thrift library versions prior to v2024.09.09.00. This security defect manifests specifically during upgradeToRocket request processing, where improper memory management creates exploitable conditions that can lead to application instability and potential remote code execution. The issue stems from the improper handling of memory resources when transitioning request contexts, creating opportunities for attackers to manipulate memory state and execute arbitrary code on affected systems. This vulnerability directly impacts the integrity and availability of applications that rely on Facebook Thrift for inter-process communication and service orchestration.
The technical root cause of this vulnerability lies in the improper memory deallocation and subsequent reuse patterns during upgradeToRocket request handling within the Thrift framework. When a request transitions to the rocket protocol, the underlying memory structures are not properly synchronized or validated before being freed, creating a window where freed memory can be accessed or overwritten. This use-after-free condition falls under the CWE-416 category, specifically addressing the improper deallocation of memory resources. The flaw operates at the application layer and can be triggered through crafted upgradeToRocket requests that manipulate the memory lifecycle of request objects. Attackers can exploit this condition by sending malicious requests that cause the application to free memory structures while maintaining references to them, enabling potential code execution through memory corruption techniques.
The operational impact of CVE-2024-45773 extends beyond simple application crashes to encompass potential remote code execution capabilities that could allow attackers to compromise entire systems. Affected applications may experience denial of service through crashes, but more critically, the vulnerability creates opportunities for privilege escalation and system compromise. This vulnerability aligns with ATT&CK technique T1059.007 for command and scripting interpreter, as successful exploitation could enable attackers to execute arbitrary commands on compromised systems. The impact affects organizations using Facebook Thrift in their infrastructure, particularly those implementing microservices architectures or distributed systems that rely on Thrift for communication. The vulnerability's exploitation potential makes it particularly dangerous in environments where applications have elevated privileges or access to sensitive data.
Organizations should prioritize immediate remediation through the deployment of Facebook Thrift version v2024.09.09.00 or later, which contains the necessary patches to address the use-after-free condition. System administrators should conduct comprehensive vulnerability assessments to identify all applications utilizing affected Thrift versions and implement network segmentation to limit exposure. Additional mitigations include implementing request validation and rate limiting to reduce the effectiveness of exploitation attempts, along with monitoring for unusual request patterns that might indicate exploitation attempts. The vulnerability demonstrates the importance of proper memory management in high-performance communication frameworks and highlights the need for thorough security testing of protocol transition mechanisms. Organizations should also consider implementing intrusion detection systems capable of identifying malicious upgradeToRocket request patterns and establishing incident response procedures specifically addressing memory corruption vulnerabilities in communication libraries.