1. EXECUTIVE SUMMARY
- CVSS v4 8.4
- ATTENTION: Low attack complexity
- Vendor: LS Electric
- Equipment: GMWin 4
- Vulnerabilities: Out-of-Bounds Write, Out-of-Bounds Read, Heap-based Buffer Overflow
2. RISK EVALUATION
Successful exploitation of these vulnerabilities could allow an attacker to disclose information or execute arbitrary code.
3. TECHNICAL DETAILS
3.1 AFFECTED PRODUCTS
The following versions of LS Electric GMWin 4, a programming software tool, are affected:
- GMWin 4: Version 4.18
3.2 VULNERABILITY OVERVIEW
3.2.1 HEAP-BASED BUFFER OVERFLOW CWE-122
A Heap-based Buffer Overflow vulnerability exists within the parsing of PRJ files. The issues result from the lack of proper validation of user-supplied data, which can result in different memory corruption issues within the application, such as reading and writing past the end of allocated data structures.
CVE-2025-49850 has been assigned to this vulnerability. A CVSS v3.1 base score of 7.8 has been calculated; the CVSS vector string is (AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H).
A CVSS v4 score has also been calculated for CVE-2025-49850. A base score of 8.4 has been calculated; the CVSS vector string is (AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N).
3.2.2 OUT-OF-BOUNDS READ CWE-125
An Out-of-bounds Read vulnerability exis
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