CVE-2020-37159
CRITICAL
2026-02-07
[email protected]
9.8
CVSS 3.1
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CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Lifecycle Timeline
3
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
PoC Detected
Feb 09, 2026 - 16:08 vuln.today
Public exploit code
CVE Published
Feb 07, 2026 - 00:15 nvd
CRITICAL 9.8
Tags
Description
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.
Analysis
Parallaxis Cuckoo Clock 5.0 has a buffer overflow enabling code execution through crafted input.
Technical Context
CWE-121 stack buffer overflow in Parallaxis Cuckoo Clock 5.0.
Affected Products
['Parallaxis Cuckoo Clock 5.0']
Remediation
Avoid using this software with untrusted files.
Priority Score
69
Low
Medium
High
Critical
KEV: 0
EPSS: +0.1
CVSS: +49
POC: +20
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External POC / Exploit Code
Leaving vuln.today
Destination URL
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