What is CVE-2023-35957?

CVE-2023-35957 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-2023-35957?

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

Buffer overflow in Gtkwave

CVE-2023-35957

Multiple heap-based buffer overflow vulnerabilities exist in the fstReaderIterBlocks2 VCDATA parsing functionality of GTKWave 3.3.115. A specially-crafted .fst file can lead to arbitrary code execution. A victim would need to open a malici…

Vulnerability class: Buffer Overflow

EPSS: 0.004 (33.3th 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)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

References

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

Frequently asked questions

What is CVE-2023-35957?: CVE-2023-35957 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-2023-35957?: High severity. CVSS v3 base score is 7.8 out of 10.