Vulnerability DatabaseCVE-2023-36747
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CVE-2023-36747
January 08, 2024
Multiple heap-based buffer overflow vulnerabilities exist in the fstReaderIterBlocks2 fstWritex len functionality of GTKWave 3.3.115. A specially crafted .fst file can lead to memory corruption. A victim would need to open a malicious file to trigger these vulnerabilities.This vulnerability concerns the handling of "len" in "fstWritex" when "beg_time" does not match the start of the time table.
Related Resources (4)
https://talosintelligence.com/vulnerability_reports/TALOS-2023-1793
https://lists.debian.org/debian-lts-announce/2024/04/msg00007.html
https://security-tracker.debian.org/tracker/CVE-2023-36747
https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1793
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CVSS v4
Base Score:
7.3
Attack Vector
LOCAL
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
PASSIVE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
7
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Weakness Type (CWE)
Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-119
Out-of-bounds Write
CWE-787
EPSS
Base Score:
0.05