Heap-based buffer overflow in GTKWave - CVE-2023-36746
Published: January 9, 2024
Vulnerability identifier: #VU85138
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-2023-36746
CWE-ID: CWE-122
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error in the fstReaderIterBlocks2 fstWritex len functionality. A remote attacker can trick the victim to open a specially crafted .fst file, trigger a heap-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
GTKWave
Debian Linux
gtkwave (Debian package)
Debian Linux
gtkwave (Debian package)
How to mitigate CVE-2023-36746
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