CVE-2025-22882 in ISPSoft
Summary
by MITRE • 04/30/2025
Delta Electronics ISPSoft version 3.20 is vulnerable to a Stack-Based buffer overflow vulnerability that could allow an attacker to leverage debugging logic to execute arbitrary code when parsing CBDGL file.
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Analysis
by VulDB Data Team • 08/25/2025
The vulnerability identified as CVE-2025-22882 affects Delta Electronics ISPSoft version 3.20 and represents a critical stack-based buffer overflow flaw that can be exploited to achieve arbitrary code execution. This vulnerability specifically manifests during the parsing of CBDGL files, which are used within the industrial software environment for configuration and data management purposes. The flaw resides in the software's handling of user-supplied data within the debugging logic component, creating a pathway for malicious actors to manipulate memory structures and potentially take control of the affected system. The stack-based nature of this buffer overflow indicates that the vulnerability occurs when data exceeding the allocated stack buffer space is written to memory, causing a disruption in the program's execution flow and potentially allowing for code injection attacks.
The technical implementation of this vulnerability demonstrates a classic buffer overflow condition where insufficient input validation occurs during CBDGL file processing. When the ISPSoft application attempts to parse maliciously crafted CBDGL files, the debugging logic fails to properly bounds-check incoming data before copying it into fixed-size stack buffers. This oversight creates a scenario where an attacker can overflow the buffer and overwrite adjacent memory locations, including return addresses and function pointers within the call stack. The vulnerability aligns with CWE-121 Stack-based Buffer Overflow, which specifically addresses buffer overflows occurring in stack memory regions. The attack vector requires the target system to process a specially crafted CBDGL file, making this a file-based exploitation scenario that could be delivered through social engineering or direct system compromise.
The operational impact of this vulnerability extends beyond simple code execution, as it enables attackers to gain unauthorized access to industrial control systems that rely on Delta Electronics ISPSoft for configuration management. Industrial environments using this software may face significant risks including system compromise, data exfiltration, and potential disruption of critical operations. The debugging logic aspect suggests that this vulnerability could be particularly dangerous in production environments where debugging features might remain enabled or accessible to unauthorized users. Attackers could leverage this vulnerability to escalate privileges, install backdoors, or manipulate system configurations to create persistent access points. The nature of industrial software environments means that successful exploitation could lead to operational technology (OT) system compromises, potentially affecting manufacturing processes, power grid management, or other critical infrastructure components that depend on reliable software operation.
Mitigation strategies for CVE-2025-22882 should prioritize immediate software updates from Delta Electronics, as this vulnerability requires vendor-provided patches to address the underlying buffer overflow conditions. Organizations should implement strict file validation procedures for all CBDGL files entering the system, including input sanitization and content scanning to prevent malicious files from being processed. Network segmentation and access controls should be enforced to limit who can interact with ISPSoft applications and their file processing capabilities. Security monitoring should focus on unusual file processing activities and system behavior that might indicate exploitation attempts. The vulnerability's classification under ATT&CK technique T1059.007 Command and Scripting Interpreter suggests that exploitation could involve command injection attacks, making defensive measures such as application whitelisting and runtime application control particularly important. Regular vulnerability assessments and penetration testing should be conducted to identify similar buffer overflow conditions in other industrial software components that may be susceptible to similar attack vectors.