High severity8.4NVD Advisory· Published May 13, 2026· Updated May 13, 2026
CVE-2020-37221
CVE-2020-37221
Description
Atomic Alarm Clock 6.3 contains a stack overflow vulnerability that allows local attackers to execute arbitrary code by supplying a malicious string to the display name textbox in the Time Zones Clock configuration. Attackers can craft a buffer with structured exception handling overwrite and encoded shellcode to bypass SafeSEH protections and execute arbitrary commands with application privileges.
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Affected products
1- Range: =6.3
Patches
Vulnerability mechanics
References
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