Improper Validation of Array Index in GTKWave - CVE-2023-35995
Published: January 9, 2024
Vulnerability identifier: #VU85089
CSH Severity: High
CVSS v4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-35995
CWE-ID: CWE-129
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to a boundary error in the fstReaderIterBlocks2 tdelta functionality. A remote attacker can trick the victim to open a specially crafted .fst file, trigger an array index error and execute arbitrary code on the system.
Affected software
GTKWave
Debian Linux
gtkwave (Debian package)
Debian Linux
gtkwave (Debian package)
How to mitigate CVE-2023-35995
Install updates from vendor's website.
GTKWave - update to 3.3.118
gtkwave (Debian package) - addressed in versions 3.3.104+really3.3.118-0+deb11u1, 3.3.118-0.1~deb12u1
gtkwave (Debian package) - addressed in versions 3.3.104+really3.3.118-0+deb11u1, 3.3.118-0.1~deb12u1