CVE-2006-6199 in Blaze Dvd
Summary
by MITRE
Stack-based buffer overflow in BlazeVideo BlazeDVD Standard and Professional 5.0, and possibly earlier, allows remote attackers to execute arbitrary code via a long filename in a PLF playlist.
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Analysis
by VulDB Data Team • 08/10/2024
The vulnerability identified as CVE-2006-6199 represents a critical stack-based buffer overflow flaw affecting BlazeVideo BlazeDVD Standard and Professional version 5.0, with potential impacts extending to earlier versions. This security weakness resides within the media player's handling of playlist files, specifically when processing filenames contained within PLF (BlazeVideo Playlist Format) files. The flaw manifests when the application encounters a playlist containing an excessively long filename, triggering unauthorized code execution capabilities for remote attackers.
The technical implementation of this vulnerability follows a classic stack buffer overflow pattern where insufficient input validation allows an attacker to overwrite adjacent memory locations on the program's stack. The PLF playlist format parser fails to properly bounds-check the length of filenames before copying them into fixed-size stack buffers, creating an exploitable condition that can be leveraged to inject and execute malicious code. This type of vulnerability is categorized under CWE-121 as stack-based buffer overflow, which directly enables attackers to manipulate program execution flow through memory corruption.
From an operational perspective, this vulnerability presents significant risks to users who may unknowingly encounter malicious playlist files through various attack vectors including email attachments, malicious websites, or compromised media sharing platforms. The remote execution capability means attackers do not need physical access to the target system, allowing for widespread exploitation across networks. The impact extends beyond individual user compromise to potentially enable broader network infiltration, privilege escalation, or denial of service conditions depending on how the overflow is weaponized.
Security practitioners should implement multiple layers of defense to mitigate this vulnerability effectively. Immediate remediation involves applying vendor patches or upgrading to versions that address the buffer overflow condition in playlist file parsing. Network administrators should consider implementing strict file type filtering and content validation for playlist files, particularly those originating from untrusted sources. The ATT&CK framework categorizes this vulnerability under T1203 as Exploitation for Execution, highlighting the need for defensive measures that monitor for suspicious file processing activities and implement application whitelisting policies to prevent unauthorized code execution. Additionally, regular security assessments of media player applications and playlist file handling components should be conducted to identify similar memory corruption vulnerabilities that may exist in legacy software systems.