CODESYS V2 Web Server Vulnerability: Memory Disclosure and Denial-of-Service

CODESYS V2 Web Server Vulnerability: Memory Disclosure and Denial-of-Service

CVE-2021-34584 · CRITICAL Severity

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

Crafted web server requests can be utilised to read partial stack or heap memory or may trigger a denial-of- service condition due to a crash in the CODESYS V2 web server prior to V1.1.9.22.

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