CVE-2019-19789

Name of the Vulnerable Software and Affected Versions CODESYS SP Realtime NT versions prior to V2.3.7.28 CODESYS Runtime Toolkit 32 bit full versions prior to V2.4.7.54 CODESYS PLCWinNT versions prior to V2.4.7.54

Description The issue is related to a NULL pointer dereference in the CODESYS SP Realtime NT, CODESYS Runtime Toolkit, and CODESYS PLCWinNT environments. This could allow a remote attacker to cause a denial of service.

Recommendations For CODESYS SP Realtime NT versions prior to V2.3.7.28, update to version V2.3.7.28 or later. For CODESYS Runtime Toolkit 32 bit full versions prior to V2.4.7.54, update to version V2.4.7.54 or later. For CODESYS PLCWinNT versions prior to V2.4.7.54, update to version V2.4.7.54 or later.