CVE-2002-2195 in WinAmp
Summary
by MITRE
Buffer overflow in the version update check for Winamp 2.80 and earlier allows remote attackers who can spoof www.winamp.com to execute arbitrary code via a long server response.
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Analysis
by VulDB Data Team • 07/01/2025
The vulnerability described in CVE-2002-2195 represents a critical buffer overflow flaw in Winamp version 2.80 and earlier, specifically within the software's version update check functionality. This vulnerability exploits a fundamental security weakness in how the application processes server responses during update verification, creating an opportunity for remote code execution when malicious actors can manipulate network traffic to spoof the official winamp.com domain. The flaw stems from inadequate input validation and bounds checking in the update verification routine, which fails to properly handle excessively long server responses that exceed the allocated buffer space. According to CWE-121, this vulnerability falls under the category of stack-based buffer overflow, where insufficient boundary checking allows attackers to overwrite adjacent memory locations with malicious data. The attack vector requires the adversary to control or intercept network traffic to the winamp.com domain, leveraging man-in-the-middle capabilities to inject crafted responses that trigger the buffer overflow condition.
The operational impact of this vulnerability extends beyond simple remote code execution to encompass complete system compromise when successful. An attacker who successfully exploits this flaw can gain arbitrary code execution privileges on the target system, potentially allowing for full system control, data exfiltration, or further network infiltration. The vulnerability's exploitation potential is amplified by the widespread adoption of Winamp 2.80 and earlier versions during the early 2000s, making it a prime target for attackers seeking to compromise large numbers of systems. This vulnerability directly maps to the ATT&CK technique T1059.007 for Command and Scripting Interpreter, as successful exploitation would enable attackers to execute arbitrary commands through the vulnerable update mechanism. The flaw's persistence in older software versions also creates a significant risk for organizations that fail to maintain current software updates, as these systems remain vulnerable to exploitation even after newer versions have patched the issue.
Mitigation strategies for this vulnerability center on immediate software updates and network security measures to prevent exploitation attempts. Organizations should prioritize upgrading to Winamp version 2.81 or later, where the buffer overflow has been addressed through proper input validation and bounds checking. Network administrators should implement DNS spoofing protection measures and monitor for suspicious traffic patterns that might indicate attempts to exploit this vulnerability. The solution aligns with the principle of defense in depth, as outlined in cybersecurity frameworks, requiring multiple layers of protection including software patching, network monitoring, and access controls. Additional protective measures include implementing network segmentation to limit the potential impact of successful exploitation, deploying intrusion detection systems to monitor for malicious update response patterns, and establishing secure software update procedures that verify the authenticity of update sources. The vulnerability demonstrates the critical importance of regular software maintenance and the dangers of running outdated applications, particularly those with network connectivity features that process untrusted data from remote sources.