CVE-2024-42011 in Spotify App
Summary
by MITRE • 10/28/2024
The Spotify app 8.9.58 for iOS has a buffer overflow in its use of strcat.
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Analysis
by VulDB Data Team • 10/28/2024
The vulnerability identified as CVE-2024-42011 represents a critical buffer overflow flaw within the Spotify mobile application version 8.9.58 for iOS devices. This issue stems from the insecure usage of the strcat function, which is a fundamental string manipulation primitive in C programming that concatenates two strings without performing bounds checking on the destination buffer. The vulnerability exists within the application's iOS implementation where untrusted input data is processed through string concatenation operations that do not properly validate buffer boundaries, creating an exploitable condition that could allow attackers to overwrite adjacent memory locations.
The technical exploitation of this buffer overflow vulnerability follows the standard attack pattern where an attacker crafts malicious input that exceeds the allocated buffer size when passed to the strcat function. When the application processes this oversized input, the concatenation operation overflows the intended buffer space and begins writing data into adjacent memory regions, potentially corrupting critical program state or executing arbitrary code. This type of vulnerability falls under the Common Weakness Enumeration category CWE-121, which specifically addresses stack-based buffer overflow conditions, and can be mapped to ATT&CK technique T1059.008 for the execution of malicious code through command and scripting interpreters. The vulnerability is particularly concerning in mobile applications as it may enable attackers to escalate privileges or gain unauthorized access to user data stored within the application's memory space.
The operational impact of CVE-2024-42011 extends beyond simple memory corruption, as it creates potential pathways for persistent threats that could compromise user privacy and device security. Mobile applications like Spotify that handle personal data including user preferences, listening history, and potentially payment information become vulnerable to attacks that could result in unauthorized data access or manipulation. Attackers could potentially leverage this vulnerability to execute malicious payloads that persist across application sessions, monitor user activities, or even establish backdoors for future access. The vulnerability affects all iOS users running Spotify version 8.9.58, making it a widespread concern for millions of users who may unknowingly expose their devices to potential compromise through normal application usage.
Mitigation strategies for this buffer overflow vulnerability should prioritize immediate patch deployment by Spotify developers to address the root cause through proper input validation and buffer size enforcement. Security practitioners should implement runtime protections such as stack canaries, address space layout randomization, and data execution prevention mechanisms to reduce exploitability even if the underlying vulnerability persists. Organizations should conduct thorough security assessments of their mobile application environments and consider implementing mobile application security platforms that can monitor for anomalous behavior patterns indicative of buffer overflow exploitation attempts. Additionally, users should be advised to maintain updated versions of the Spotify application and avoid installing unofficial modifications that may introduce additional security risks. The vulnerability serves as a reminder of the critical importance of secure coding practices and proper input validation in mobile application development, particularly when handling string operations that could lead to memory corruption conditions.