CVE-2020-37159

8.4 highEPSS 0.7%

High (8.4). EPSS 0.7% chance of exploitation in the next 30 days.

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.

Severity

CVSS 4.0

8.4 high

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CVSS 3.1

9.8 critical

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

EPSS: 0.7% chance of exploitation in the next 30 days; higher than 52% of CVEs (scores of 2026-10-31)
CWE: CWE-121
Published: 2026-02-07
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

References

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

Check your stack JSON