// For flags

CVE-2023-35703

 

Severity Score

7.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

Multiple stack-based buffer overflow vulnerabilities exist in the FST LEB128 varint 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 fstReaderVarint64 function.

Existen múltiples vulnerabilidades de desbordamiento de búfer en la región stack de la memoria en la funcionalidad variante FST LEB128 de GTKWave 3.3.115. Un archivo .fst especialmente manipulado puede provocar la ejecución de código arbitrario. Una víctima necesitaría abrir un archivo malicioso para activar estas vulnerabilidades. Esta vulnerabilidad afecta a la función fstReaderVarint64.

*Credits: Discovered by Claudio Bozzato of Cisco Talos.
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2023-06-15 CVE Reserved
  • 2024-01-08 CVE Published
  • 2024-08-02 CVE Updated
  • 2024-08-02 First Exploit
  • 2024-10-11 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-121: Stack-based Buffer Overflow
  • CWE-787: Out-of-bounds Write
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Tonybybell
Search vendor "Tonybybell"
 Gtkwave
Search vendor "Tonybybell" for product "Gtkwave"
 3.3.115
Search vendor "Tonybybell" for product "Gtkwave" and version "3.3.115"
-
Affected