CVE-2022-31806

CVE-2022-31806 affects CODESYS V2 PLCWinNT and Runtime Toolkit 32-bit, prior to version V2.4.7.57, due to insecure/default password protection not enabled and no prompt to enable at login when no password exists. Public sources (CISA ICS advisory ICSA-25-329-05) describe potential consequences as...

CVE-2022-31806: Initialization of a Resource with an Insecure Default

In CODESYS V2 PLCWinNT and Runtime Toolkit 32 in versions prior to V2.4.7.57 password protection is not enabled by default and there is no information or prompt to enable password protection at login in case no password is set at the controller...

CVE-2021-34593: Improper Handling of Exceptional Conditions

In CODESYS V2 Runtime Toolkit 32 Bit full and PLCWinNT prior to versions V2.4.7.56 unauthenticated crafted invalid requests may result in several denial-of-service conditions. Running PLC programs may be stopped, memory may be leaked, or further communication clients may be blocked from accessing...

CVE-2021-34596: Access of Uninitialized Pointer

A crafted request may cause a read access to an uninitialized pointer in CODESYS V2 Runtime Toolkit 32 Bit full and PLCWinNT prior to versions V2.4.7.56, resulting in a denial-of-service condition...

CVE-2021-34595: Use of Out-of-range Pointer Offset

A crafted request with invalid offsets may cause an out-of-bounds read or write access in CODESYS V2 Runtime Toolkit 32 Bit full and PLCWinNT prior to versions V2.4.7.56, resulting in a denial-of-service condition or local memory overwrite...

CVE-2019-19789

3S-Smart CODESYS SP Realtime NT before V2.3.7.28, CODESYS Runtime Toolkit 32 bit full before V2.4.7.54, and CODESYS PLCWinNT before V2.4.7.54 allow a NULL pointer dereference...

CVE-2019-19789: NULL Pointer Dereference

3S-Smart CODESYS SP Realtime NT before V2.3.7.28, CODESYS Runtime Toolkit 32 bit full before V2.4.7.54, and CODESYS PLCWinNT before V2.4.7.54 allow a NULL pointer dereference...