CVE-2023-35958 - Vulnerability Details - OpenCVE

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 malicious file to trigger these vulnerabilities.This vulnerability concerns the copy function `fstFread`.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00059.

Exploitation none

Automatable no

Technical Impact total

Vendors	Products
Tonybybell	Gtkwave

Configuration 1 [-]

cpe:2.3:a:tonybybell:gtkwave:3.3.115:*:*:*:*:*:*:*

No data.

No data.

Advisories

Source	ID	Title
Debian DLA	DLA-3785-1	gtkwave security update
Debian DSA	DSA-5653-1	gtkwave security update
EUVD	EUVD-2023-39942	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 malicious file to trigger these vulnerabilities.This vulnerability concerns the copy function `fstFread`.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://lists.debian.org/debian-lts-announce/2024/04/msg00007.html
https://talosintelligence.com/vulnerability_reports/TALOS-2023-1785
https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1785

History

Tue, 04 Nov 2025 19:30:00 +0000

Type	Values Removed	Values Added
References		https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1785

Tue, 17 Jun 2025 21:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

MITRE

Status: PUBLISHED

Assigner: talos

Published: 2024-01-08T14:47:59.820Z

Updated: 2025-11-04T18:14:54.739Z

Reserved: 2023-06-20T18:27:13.647Z

Link: CVE-2023-35958

Vulnrichment

Updated: 2024-08-02T16:37:41.151Z

NVD

Status : Modified

Published: 2024-01-08T15:15:11.090

Modified: 2025-11-04T19:15:44.287

Link: CVE-2023-35958

Redhat

No data.

OpenCVE Enrichment

No data.

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