CVE-2025-57775 in DASYLab
Summary
by MITRE • 09/02/2025
There is a heap-based Buffer Overflow vulnerability due to improper bounds checking when parsing a DSB file with Digilent DASYLab. This vulnerability may result in arbitrary code execution. Successful exploitation requires an attacker to get a user to open a specially crafted DSB file. The vulnerability affects all versions of DASYLab.
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Analysis
by VulDB Data Team • 09/03/2025
The heap-based buffer overflow vulnerability identified as CVE-2025-57775 represents a critical security flaw within Digilent DASYLab software that stems from inadequate input validation during DSB file parsing operations. This vulnerability exists within the memory management mechanisms of the application and manifests when processing specially crafted DSB files that contain malformed data structures. The improper bounds checking allows attackers to write data beyond the allocated memory boundaries, creating conditions that can be exploited to execute arbitrary code with the privileges of the targeted user. The vulnerability affects all versions of DASYLab, indicating it represents a fundamental flaw in the software architecture rather than a specific regression or patchable issue.
The technical exploitation of this vulnerability occurs through a classic heap overflow attack vector where an attacker crafts a malicious DSB file containing oversized data structures or malformed memory allocations. When DASYLab attempts to parse this file, the application's insufficient input validation allows memory corruption to occur in the heap memory region, potentially overwriting adjacent memory structures including function pointers, return addresses, or other critical program data. This memory corruption can be leveraged to redirect program execution flow and inject malicious code, enabling remote code execution capabilities. The vulnerability's classification aligns with CWE-121 heap-based buffer overflow, which is categorized under the broader category of memory safety issues in software development practices.
The operational impact of this vulnerability extends beyond simple code execution as it creates a significant attack surface for malicious actors targeting users of Digilent DASYLab software. Since successful exploitation requires only social engineering to convince a user to open a malicious file, the attack vector is particularly concerning for industrial and educational environments where such software is commonly deployed. The vulnerability affects users across various operating systems where DASYLab is installed, potentially compromising research laboratories, engineering firms, and educational institutions that rely on the software for data acquisition and analysis. The arbitrary code execution capability could enable attackers to install backdoors, exfiltrate sensitive data, or disrupt critical research operations involving experimental data processing.
Mitigation strategies for CVE-2025-57775 should focus on immediate defensive measures including disabling automatic file opening functionality, implementing strict file validation protocols, and restricting user access to potentially malicious file types. Organizations should deploy application whitelisting solutions that prevent execution of untrusted DSB files and implement network-based intrusion detection systems that can identify suspicious file transfer activities. The most effective long-term solution involves upgrading to patched versions of DASYLab software where the buffer overflow has been addressed through proper bounds checking implementations and memory management improvements. Security teams should also consider implementing sandboxing mechanisms for file processing and establishing incident response procedures specifically designed to handle potential exploitation attempts. According to ATT&CK framework, this vulnerability maps to technique T1203 (Exploitation for Client Execution) and T1059 (Command and Scripting Interpreter) as attackers leverage the buffer overflow to establish persistent access and execute malicious commands within the victim environment.