CVE-2004-1302 in YAMT
Summary
by MITRE
The id3tag_sort function in id3tag.c for YAMT 0.5 allows remote attackers to execute arbitrary commands via an MP3 file with double quotes in the Artist tag.
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Analysis
by VulDB Data Team • 06/07/2019
The vulnerability identified as CVE-2004-1302 resides within the YAMT 0.5 media management tool, specifically in the id3tag_sort function located in the id3tag.c source file. This flaw represents a classic command injection vulnerability that arises from inadequate input validation and sanitization of metadata fields within MP3 files. The issue manifests when the application processes MP3 files containing double quotes within the Artist tag field, creating a scenario where attacker-controlled data can be interpreted as shell commands rather than mere text data.
The technical exploitation of this vulnerability occurs through the manipulation of ID3 metadata tags, which are embedded within MP3 audio files to store information about the track such as artist name, album title, and other descriptive data. When YAMT processes an MP3 file with double quotes in the Artist field, the application fails to properly escape or sanitize these characters before incorporating them into system commands. This oversight creates a path for remote attackers to inject malicious commands that execute with the privileges of the user running the YAMT application, potentially leading to complete system compromise.
From an operational standpoint, this vulnerability presents significant risks to users who process or manage MP3 files from untrusted sources. The attack vector is particularly concerning because it requires no specialized knowledge of the target system beyond the ability to create or modify MP3 files, making it accessible to attackers with minimal technical expertise. The vulnerability can be exploited through various means including malicious file sharing, automated scanning of public MP3 repositories, or social engineering campaigns that trick users into processing compromised media files. The impact extends beyond simple command execution to potentially allow attackers to gain persistent access, escalate privileges, or use the compromised system as a launch point for further attacks within a network.
The vulnerability aligns with CWE-78, which describes improper neutralization of special elements used in OS commands, and reflects the broader category of command injection flaws that have plagued software systems for decades. From an ATT&CK framework perspective, this vulnerability maps to techniques involving command execution and privilege escalation, with potential for lateral movement if the compromised system has network access. The vulnerability also demonstrates the critical importance of input validation and proper sanitization of all user-supplied data, particularly in applications that process media files containing metadata that may be interpreted as executable code. Organizations should implement strict input validation measures, avoid direct command construction from user data, and ensure proper privilege separation when processing potentially malicious media files.
Mitigation strategies for this vulnerability include immediate patching of the YAMT application to version 0.6 or later, which contains the necessary fixes for proper input sanitization. System administrators should also implement strict file validation procedures for media files, particularly those from untrusted sources, and consider deploying automated scanning tools to detect potentially malicious ID3 metadata. Additionally, users should be educated about the risks of processing untrusted media files and the importance of keeping software updated. The vulnerability serves as a reminder of the critical need for proper input validation in all applications that process external data, particularly in multimedia applications where metadata fields may contain executable code if not properly sanitized.