CVE-2019-25560 in Lyric Video Creator
Summary
by MITRE • 03/21/2026
Lyric Video Creator 2.1 contains a denial of service vulnerability that allows attackers to crash the application by processing malformed MP3 files. Attackers can create a crafted MP3 file with an oversized buffer and trigger the crash by opening the file through the Browse song functionality.
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Analysis
by VulDB Data Team • 03/21/2026
The vulnerability identified as CVE-2019-25560 resides within Lyric Video Creator version 2.1, a multimedia application designed for creating synchronized lyric videos. This particular flaw represents a classic denial of service vulnerability that significantly impacts the application's stability and usability. The vulnerability manifests when the application processes malformed MP3 files, specifically those containing oversized buffer structures that exceed normal processing parameters. The attack vector is particularly concerning as it leverages the application's legitimate file browsing functionality, making it accessible through normal user interaction patterns rather than requiring specialized exploitation techniques.
The technical implementation of this vulnerability stems from inadequate input validation mechanisms within the MP3 file parser component of Lyric Video Creator. When the application attempts to process a crafted MP3 file with oversized buffer data, the parsing routine fails to properly handle memory allocation and buffer boundaries. This failure results in a memory corruption condition that ultimately leads to application termination. The vulnerability aligns with CWE-122, which describes buffer overflow conditions where insufficient bounds checking allows attackers to write beyond allocated memory regions. The flaw demonstrates poor defensive programming practices where the application does not implement proper exception handling or memory management protocols when encountering unexpected data structures.
From an operational perspective, this vulnerability presents a significant risk to end users and system administrators who rely on Lyric Video Creator for content creation tasks. The attack requires minimal technical expertise to execute, as attackers only need to create a specific MP3 file with oversized buffer structures and convince a victim to open it through the application's Browse song functionality. This social engineering component makes the vulnerability particularly dangerous in environments where users may encounter untrusted media files. The denial of service impact extends beyond simple application crashes, as it can disrupt workflow processes and potentially lead to data loss if users have unsaved work in progress. The vulnerability also represents a potential entry point for more sophisticated attacks, as successful exploitation could pave the way for privilege escalation or additional system compromise.
The attack surface for this vulnerability is relatively narrow but impactful, as it specifically targets the MP3 file processing module within the application. The flaw does not appear to enable code execution or direct system compromise, but rather focuses on disrupting service availability through controlled application termination. However, the implications extend beyond simple disruption, as this vulnerability could be exploited as part of a larger attack campaign targeting users of the specific software. The vulnerability also demonstrates the importance of input validation in multimedia applications, where file format parsers must be robust against malformed or malicious inputs. Organizations should consider implementing additional security controls such as file type validation, sandboxing of media processing components, and regular security updates to mitigate risks associated with similar vulnerabilities. The ATT&CK framework categorizes this type of vulnerability under the T1499.004 technique for network denial of service, though the specific implementation focuses on application-level service disruption rather than network infrastructure compromise.