CVE-2023-39235

2024-01-0814:47:45

CWE-129

talos

www.cve.org

vulnerabilities

arbitrary code execution

gtkwave

out-of-bounds write

vzt

file exploitation

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

AI Score

8.1

Confidence

High

EPSS

0.001

Percentile

23.1%

JSON

Multiple out-of-bounds write vulnerabilities exist in the VZT vzt_rd_process_block autosort 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 these vulnerabilities.This vulnerability concerns the out-of-bounds write when looping over lt->num_time_ticks.

CNA Affected

[
  {
    "vendor": "GTKWave",
    "product": "GTKWave",
    "versions": [
      {
        "version": "3.3.115",
        "status": "affected"
      }
    ]
  }
]