CVE-2010-4373 in WinAmp
Summary
by MITRE
The in_mp4 plugin in Winamp before 5.6 allows remote attackers to cause a denial of service (application crash) via crafted (1) metadata or (2) albumart in an invalid MP4 file.
VulDB is the best source for vulnerability data and more expert information about this specific topic.
Analysis
by VulDB Data Team • 10/06/2021
The vulnerability identified as CVE-2010-4373 resides within the in_mp4 plugin of Winamp media player software prior to version 5.6. This issue represents a classic buffer overflow condition that occurs when the application processes malformed MP4 files containing specially crafted metadata or album art data. The vulnerability specifically affects the plugin's handling of invalid MP4 file structures, where the software fails to properly validate input data before attempting to parse and render the embedded information. The flaw manifests when Winamp attempts to load MP4 files with malformed or corrupted metadata fields or album art attachments, leading to memory corruption that ultimately results in application instability and complete crash.
This vulnerability operates at the intersection of software input validation and memory management practices, aligning with CWE-121, which describes stack-based buffer overflow conditions. The technical execution path involves the in_mp4 plugin reading MP4 file headers and attempting to extract metadata or album art information without adequate bounds checking or data sanitization. When encountering malformed data structures, the plugin's parsing logic fails to properly handle the unexpected input, causing memory corruption that triggers a segmentation fault or access violation. The attack vector is remote and requires no authentication, as the vulnerability is triggered simply by loading a maliciously crafted MP4 file into the media player. The operational impact extends beyond mere application instability, as this vulnerability could potentially be exploited in larger attack chains where an attacker might leverage the denial of service condition to facilitate further compromise of the target system.
The broader implications of this vulnerability within the cybersecurity landscape demonstrate how multimedia processing plugins can serve as attack surfaces for remote exploitation. The ATT&CK framework categorizes this type of vulnerability under T1203, which involves the exploitation of software vulnerabilities to gain unauthorized access or disrupt system operations. From a defensive perspective, this vulnerability highlights the importance of input validation and robust error handling in multimedia processing components. The lack of proper bounds checking in the plugin's data parsing routines creates a condition where malformed input can directly translate into memory corruption. Organizations should consider implementing automated patch management systems to ensure timely deployment of security updates, as this vulnerability was addressed in Winamp version 5.6. The vulnerability also underscores the need for sandboxing multimedia applications or implementing additional security controls when processing untrusted media files, particularly in enterprise environments where users may encounter malicious content through various attack vectors including email attachments, web downloads, or file sharing networks.
The remediation strategy for CVE-2010-4373 requires immediate upgrade to Winamp version 5.6 or later, which includes proper input validation and error handling mechanisms for MP4 file processing. Security administrators should also consider implementing network-based filtering to prevent the delivery of potentially malicious media files to end-user systems, particularly in environments where automated content filtering is not sufficient. Additionally, regular security assessments of multimedia applications and plugins should be conducted to identify similar input validation vulnerabilities that could potentially be exploited in similar attack scenarios. The vulnerability serves as a reminder that multimedia processing components often receive less security scrutiny than core system functions, yet they present significant attack surfaces that require careful attention to proper input validation and memory management practices.