CVE-2020-37159

Parallaxis Cuckoo Clock 5.0 contains a buffer overflow vulnerability that allows attackers to execute arbitrary code by overwriting memory registers in the alarm scheduling feature. Attackers can craft a malicious payload exceeding 260 bytes to overwrite EIP and EBP, enabling shellcode execution with potential remote code execution.

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
https://en.softonic.com/author/pxcompany
https://www.exploit-db.com/exploits/48087
https://www.vulncheck.com/advisories/cuckoo-clock-buffer-overflow

Configurations

No configuration.

History

07 Feb 2026, 00:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-02-07 00:15

Updated : 2026-02-09 16:08

NVD link : CVE-2020-37159

Mitre link : CVE-2020-37159

CVE.ORG link : CVE-2020-37159

JSON object : View

Products Affected

No product.

CWE

CWE-121

Stack-based Buffer Overflow

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