CVE-2026-0955 in DASYLab
Summary
by MITRE • 03/13/2026
There is a memory corruption vulnerability due to an out-of-bounds read when loading a corrupted file in Digilent DASYLab. This vulnerability may result in information disclosure or arbitrary code execution. Successful exploitation requires an attacker to get a user to open a specially crafted file. This vulnerability affects all versions of Digilent DASYLab.
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Analysis
by VulDB Data Team • 03/20/2026
This memory corruption vulnerability in Digilent DASYLab represents a critical security flaw that stems from improper input validation during file processing operations. The vulnerability manifests as an out-of-bounds read condition when the software attempts to load malformed or corrupted files, creating a scenario where the application accesses memory locations beyond the allocated buffer boundaries. This type of flaw falls under the CWE-125 vulnerability category, which specifically addresses out-of-bounds read conditions that can lead to unpredictable behavior and potential system compromise. The root cause lies in the software's failure to properly validate file headers and structure elements before attempting to parse and process the data, creating an attack surface that can be exploited through malicious file manipulation.
The operational impact of this vulnerability extends beyond simple memory corruption, as it creates opportunities for both information disclosure and arbitrary code execution within the target system. When an attacker successfully crafts a malicious file that triggers this out-of-bounds read condition, the memory corruption can potentially expose sensitive data residing in adjacent memory locations or allow for the execution of attacker-controlled code within the application's memory space. This dual nature of the vulnerability makes it particularly dangerous as it can be leveraged for either data exfiltration or full system compromise depending on the attacker's objectives. The vulnerability affects all versions of Digilent DASYLab, indicating that this is a fundamental flaw in the software architecture rather than a version-specific issue that could be resolved through simple updates.
The attack vector for this vulnerability requires social engineering to convince a user to open a specially crafted malicious file, making it particularly insidious in enterprise environments where users may inadvertently encounter such files through email attachments, download links, or removable media. This user interaction requirement aligns with ATT&CK technique T1204.002 which describes user execution through malicious files, and represents a common entry point for many enterprise security incidents. The exploitation process involves creating a file that, when processed by DASYLab, triggers the out-of-bounds read condition, potentially allowing attackers to manipulate program flow or access sensitive information stored in memory. This vulnerability demonstrates how seemingly benign file processing operations can become critical attack vectors when proper input validation is absent.
Mitigation strategies for this vulnerability should focus on both immediate protective measures and long-term architectural improvements. Organizations should implement strict file validation procedures and avoid opening untrusted files in DASYLab applications, while also considering the deployment of application whitelisting solutions to prevent unauthorized execution of potentially malicious files. The software vendor should provide immediate patches that include proper bounds checking and input validation mechanisms to prevent out-of-bounds memory access. Additionally, system administrators should monitor for suspicious file access patterns and implement network-based intrusion detection systems to identify potential exploitation attempts. Security awareness training for end users remains crucial as the vulnerability relies on user interaction to be successfully exploited, making human factors an important consideration in overall security posture improvement.