What is CVE-2023-36861?

CVE-2023-36861 is a high-severity vulnerability in Gtkwave, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.8/10. Published 2024-01-08.

How severe is CVE-2023-36861?

High severity. CVSS v3 base score is 7.8 out of 10.

Buffer overflow in Gtkwave

CVE-2023-36861

An out-of-bounds write vulnerability exists in the VZT LZMA_read_varint functionality of GTKWave 3.3.115. A specially crafted .vzt file can lead to arbitrary code execution. A victim would need to open a malicious file to trigger this vuln…

Vulnerability class: Buffer Overflow

EPSS: 0.004 (34.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Gtkwave — versions 3.3.115
Tonybybell Gtkwave — versions 3.3.115

Weakness classification (CWE)

References

talos-cna@cisco.com (Exploit, Third Party Advisory)
talos-cna@cisco.com
af854a3a-2127-422b-91ae-364da2661108

Frequently asked questions

What is CVE-2023-36861?: CVE-2023-36861 is a high-severity vulnerability in Gtkwave, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.8/10. Published 2024-01-08.
How severe is CVE-2023-36861?: High severity. CVSS v3 base score is 7.8 out of 10.