CVE-2019-25604 in DVDXPlayer
Summary
by MITRE • 03/22/2026
DVDXPlayer Pro 5.5 contains a local buffer overflow vulnerability with structured exception handling that allows local attackers to execute arbitrary code by crafting malicious playlist files. Attackers can create a specially crafted .plf file containing shellcode and NOP sleds that overflows a buffer and hijacks the SEH chain to execute arbitrary code with application privileges.
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Analysis
by VulDB Data Team • 03/22/2026
The vulnerability identified as CVE-2019-25604 represents a critical local buffer overflow flaw within DVDXPlayer Pro version 5.5 that fundamentally compromises system security through improper structured exception handling mechanisms. This vulnerability exists within the playlist file processing functionality of the media player, specifically when handling .plf files that contain crafted malicious content. The flaw stems from inadequate input validation and buffer management practices that fail to properly bounds-check user-supplied data during playlist file parsing operations. When a malicious .plf file is loaded, the application's failure to implement proper buffer size verification creates an exploitable condition where attacker-controlled data can overwrite adjacent memory regions, including the structured exception handler chain that governs program execution flow during error conditions.
The technical exploitation of this vulnerability leverages the application's structured exception handling mechanism to redirect program execution to attacker-controlled code. Attackers craft malicious playlist files containing carefully constructed shellcode and NOP sleds that, when processed by the vulnerable player, cause a buffer overflow that overflows the structured exception handler frame. This overflow allows the attacker to overwrite the saved exception handler address within the SEH chain, enabling arbitrary code execution with the privileges of the running DVDXPlayer Pro process. The vulnerability specifically targets the SEH chain manipulation technique, which is a well-documented exploitation method that has been extensively catalogued in the cybersecurity community under attack techniques such as those described in the MITRE ATT&CK framework's technique T1059.007 for command and scripting interpreter execution. This approach is particularly effective against applications that do not implement modern exploit mitigation techniques such as stack canaries, address space layout randomization, or controlled exception handling.
The operational impact of this vulnerability extends beyond simple privilege escalation, as it provides attackers with a persistent foothold within the victim's system through the media player's execution environment. Local attackers can leverage this vulnerability to execute malicious code with the application's privileges, potentially leading to further system compromise, data exfiltration, or lateral movement within the network. The vulnerability affects systems where DVDXPlayer Pro is installed and actively used, with the attack surface expanding to any user who might inadvertently load a malicious playlist file. The exploitation requires only local access to the system, making it particularly dangerous in environments where users might encounter malicious content through various vectors such as email attachments, removable media, or social engineering attacks. Security researchers have classified this vulnerability as a high-risk threat due to its local execution requirements and the elevated privileges it can provide, aligning with common weakness enumerations found in CWE-121, which describes unsafe array indexing conditions that lead to buffer overflow scenarios.
Mitigation strategies for CVE-2019-25604 should focus on immediate remediation through vendor-provided patches and updates, as well as implementing operational controls to prevent exploitation. Organizations should prioritize updating DVDXPlayer Pro to versions that address the buffer overflow vulnerability and implement strict file validation controls for playlist files. The application should be configured to disable automatic loading of external playlist files, and users should be educated about the risks of loading untrusted media content. Network security controls such as application whitelisting can help prevent unauthorized execution of vulnerable versions, while endpoint protection solutions should be configured to monitor for suspicious file access patterns and potential exploitation attempts. The vulnerability also highlights the importance of implementing robust input validation and bounds-checking mechanisms within media processing applications, as recommended by industry best practices and standards such as those outlined in the OWASP Top Ten project's emphasis on input validation and secure coding practices. Additionally, implementing exploit mitigation techniques such as stack canaries, DEP/NX bit enforcement, and ASLR can significantly reduce the effectiveness of exploitation attempts even if the underlying vulnerability persists.