CVE-2007-2180 in WinAmp
Summary
by MITRE
Buffer overflow in Nullsoft Winamp 5.3 allows user-assisted remote attackers to cause a denial of service (crash) via a crafted WMV file.
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Analysis
by VulDB Data Team • 09/07/2024
The vulnerability identified as CVE-2007-2180 represents a critical buffer overflow flaw within Nullsoft Winamp version 5.3 that exposes the media player to remote exploitation. This issue stems from inadequate input validation mechanisms within the software's handling of Windows Media Video file formats, specifically when processing maliciously crafted WMV files. The buffer overflow occurs during the parsing of media headers and metadata, where the application fails to properly check the boundaries of memory buffers allocated for storing file information. This fundamental flaw allows an attacker to manipulate the file structure in such a way that excessive data is written beyond the allocated buffer space, ultimately leading to memory corruption and application instability.
The technical implementation of this vulnerability aligns with CWE-121, which categorizes buffer overflow conditions that occur when insufficient space is allocated for data storage, and specifically relates to CWE-125, which addresses out-of-bounds read conditions. The flaw operates through a user-assisted remote attack vector, meaning that an attacker must convince a victim to open a specially crafted WMV file, typically through social engineering or malicious web content. The attack requires minimal privileges and can be executed without authentication, making it particularly dangerous in environments where users frequently download or stream media content from untrusted sources. When the vulnerable Winamp application attempts to parse the malicious file, the buffer overflow causes the application to crash or terminate unexpectedly, resulting in a denial of service condition that prevents legitimate media playback.
The operational impact of this vulnerability extends beyond simple application crashes, as it can be leveraged to disrupt user productivity and potentially serve as a precursor to more sophisticated attacks. In enterprise environments, this vulnerability could be exploited to create persistent denial of service conditions affecting multiple users, particularly in scenarios where Winamp is used as a standard media player across organizational systems. The vulnerability's classification under the ATT&CK framework would place it within the T1203 technique category for "Exploitation for Client Execution," though the specific implementation focuses on denial of service rather than code execution. Network administrators and security professionals must consider this vulnerability as part of broader media player security assessments, especially in environments where legacy software remains in use.
Mitigation strategies for CVE-2007-2180 should prioritize immediate software updates and patches from the vendor, as the original vulnerability was addressed through proper input validation and buffer management improvements. Organizations should implement network segmentation to limit exposure of vulnerable systems and deploy application whitelisting policies that restrict execution of untrusted media files. Security monitoring should include detection of suspicious file types and unusual application behavior patterns that may indicate exploitation attempts. Additionally, user education programs should emphasize the importance of avoiding untrusted media sources and verifying file integrity before opening potentially malicious content. System administrators should also consider implementing intrusion detection systems that can identify patterns consistent with buffer overflow exploitation attempts, particularly in environments where legacy applications continue to operate without proper patch management protocols.