CVE-2000-0260 in FrontPage
Summary
by MITRE
Buffer overflow in the dvwssr.dll DLL in Microsoft Visual Interdev 1.0 allows users to cause a denial of service or execute commands, aka the "Link View Server-Side Component" vulnerability.
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Analysis
by VulDB Data Team • 10/17/2025
The vulnerability identified as CVE-2000-0260 represents a critical buffer overflow flaw within the dvwssr.dll dynamic link library component of Microsoft Visual Interdev 1.0 development environment. This software artifact served as a server-side component for handling link view functionality within web applications built using the Visual Interdev platform. The buffer overflow occurs when the application processes user-supplied input through the Link View server-side component, specifically when handling malformed or excessively long input parameters that exceed the allocated buffer space in memory. This vulnerability resides within the software's input validation mechanisms, where insufficient bounds checking allows malicious data to overwrite adjacent memory locations, potentially leading to arbitrary code execution or system instability. The flaw is classified under CWE-121 as a stack-based buffer overflow, which directly violates secure coding principles and represents a fundamental weakness in the application's memory management practices.
The operational impact of this vulnerability extends beyond simple denial of service conditions to encompass potential remote code execution capabilities that could be exploited by malicious actors. When an attacker crafts specially formatted input to trigger the buffer overflow, the overflowed memory segments may overwrite critical program execution pointers, return addresses, or other control data structures within the process memory space. This manipulation can redirect program execution flow to malicious code injected into the buffer or cause the application to crash entirely, resulting in persistent denial of service conditions for legitimate users. The vulnerability affects the server-side component specifically, meaning that exploitation could occur through web-based interfaces or application programming interfaces that utilize the dvwssr.dll functionality, potentially allowing attackers to compromise entire server environments or gain unauthorized access to sensitive application data. The nature of this vulnerability aligns with ATT&CK technique T1203 which involves the exploitation of input validation flaws to achieve system compromise.
Mitigation strategies for CVE-2000-0260 should prioritize immediate patching and remediation actions, as Microsoft released updates to address this specific vulnerability in subsequent software releases. Organizations utilizing Visual Interdev 1.0 should implement network segmentation and access controls to limit exposure of the affected components, while also deploying intrusion detection systems to monitor for suspicious input patterns that may indicate exploitation attempts. Input sanitization measures should be implemented at multiple layers including application-level validation, web application firewalls, and network-based security controls to prevent malformed data from reaching the vulnerable server-side components. Additionally, system administrators should conduct thorough vulnerability assessments to identify all instances of Visual Interdev 1.0 installations and ensure proper patch management protocols are in place to prevent similar vulnerabilities from persisting in legacy software environments. The remediation process should also include comprehensive security awareness training for developers to prevent similar buffer overflow issues in future application development cycles, emphasizing the importance of proper input validation and memory management practices that align with industry standards such as the OWASP Top Ten and secure coding guidelines.