CVE-2023-35703
CVSS 3.1 Score 7.8 of 10 (high)
Details
Published Jan 8, 2024
Updated: Apr 9, 2024
CWE ID 787
CWE ID 121
Summary
CVE-2023-35703 is a critical vulnerability affecting GTKWave 3.3.115. Multiple stack-based buffer overflows are identified in the FST LEB128 varint functionality. A maliciously crafted .fst file can exploit these vulnerabilities, resulting in arbitrary code execution. The fstReaderVarint64 function is the specific component affected by these stack-buffer overflows. A victim must open a malicious file to trigger this issue.
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