#VU85074 Out-of-bounds read in GTKWave - CVE-2023-37447

Vulnerability identifier: #VU85074

Vulnerability risk: Medium

CVSSv4.0: 1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-37447

CWE-ID: CWE-125

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
GTKWave
Client/Desktop applications / Multimedia software

Vendor: gtkwave

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition in the vcd2lxt conversion utility. A remote attacker can create a specially crafted file, trick the victim into opening it, trigger an out-of-bounds read error and read contents of memory on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

GTKWave: 3.3.90 - 3.3.117

---

External links
http://talosintelligence.com/vulnerability_reports/TALOS-2023-1805

---

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.