CVE-2020-37126

Free Desktop Clock 3.0 contains a stack overflow vulnerability in the Time Zones display name input that allows attackers to overwrite Structured Exception Handler (SEH) registers. Attackers can exploit the vulnerability by crafting a malicious Unicode input that triggers an access violation and potentially execute arbitrary code.

CVSS v3 9.8 CRITICAL

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
http://www.drive-software.com
https://www.exploit-db.com/exploits/48314
https://www.vulncheck.com/advisories/free-desktop-clock-x-venetian-blinds-zipper-unicode-stack-overflow-seh

Configurations

No configuration.

History

15 Apr 2026, 00:35

Type	Values Removed	Values Added
Summary		(es) Free Desktop Clock 3.0 contiene una vulnerabilidad de desbordamiento de pila en la entrada del nombre de visualización de Zonas Horarias que permite a los atacantes sobrescribir los registros del Controlador de Excepciones Estructuradas (SEH). Los atacantes pueden explotar la vulnerabilidad creando una entrada Unicode maliciosa que desencadena una violación de acceso y potencialmente ejecutar código arbitrario.

05 Feb 2026, 17:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-02-05 17:16

Updated : 2026-04-15 00:35

NVD link : CVE-2020-37126

Mitre link : CVE-2020-37126

CVE.ORG link : CVE-2020-37126

JSON object : View

Products Affected

No product.

CWE

CWE-121

Stack-based Buffer Overflow

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