CVE-2026-0956 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 inadequate input validation during file processing operations. The vulnerability manifests as an out-of-bounds read condition when the software attempts to parse malformed or corrupted input files, creating a scenario where the application accesses memory locations beyond the allocated buffer boundaries. This type of vulnerability falls under the common weakness enumeration CWE-125 which specifically addresses out-of-bounds read conditions that can lead to unpredictable behavior and potential system compromise. The flaw exists within the file loading mechanism of the software, where proper bounds checking is either absent or insufficient to validate the integrity of the data being processed.
The operational impact of this vulnerability extends beyond simple memory corruption, as it creates multiple attack vectors that could be exploited by malicious actors. An attacker who successfully crafts a malicious file could potentially achieve arbitrary code execution within the context of the user's session, effectively allowing complete system compromise. The vulnerability's exploitation requires social engineering to convince a user to open the specially crafted file, making it a user-initiated attack vector that aligns with the ATT&CK technique T1204.202 for legitimate user execution. Information disclosure represents another potential consequence, as the out-of-bounds read could expose sensitive memory contents to an attacker, potentially revealing system information, credentials, or other confidential data that could be leveraged for further attacks.
The widespread impact of this vulnerability affects all versions of Digilent DASYLab, indicating that no patched releases exist to address the underlying memory handling issues. This lack of remediation creates a persistent risk for users who rely on the software for data acquisition and analysis tasks, particularly in industrial or research environments where such tools are commonly deployed. The vulnerability's presence in the file loading functionality suggests that any user who might encounter corrupted files or be tricked into opening maliciously crafted files could be affected, making it a particularly dangerous flaw in environments where users may encounter untrusted file content. The nature of the vulnerability makes it particularly attractive to attackers as it can be exploited without requiring elevated privileges, and the attack vector is relatively simple to implement through social engineering tactics that rely on user trust and curiosity. Organizations using Digilent DASYLab should immediately implement defensive measures including user education about file handling practices, network-based file filtering, and application whitelisting to prevent exploitation of this memory corruption vulnerability while awaiting official patches from the vendor.
This vulnerability demonstrates the critical importance of robust input validation and memory safety practices in software development, particularly for applications that process external data files. The flaw represents a fundamental failure in defensive programming principles that should be implemented at every stage of software development to prevent buffer overflows and out-of-bounds memory access conditions. The absence of any version-specific mitigation or patch information suggests that users may be left vulnerable for extended periods, highlighting the need for proactive security measures and regular security assessments of third-party software components. The vulnerability's potential for arbitrary code execution and information disclosure creates a significant risk profile that requires immediate attention from security teams responsible for protecting organizational systems and data integrity.