Severity
High
Analysis Summary
CVE-2023-0811
Omron CJ1M PLC could allow a remote attacker to bypass security restrictions, caused by improper access controls on the memory region where the UM password is stored. By sending a PROGRAM AREA WRITE command to a specific memory region, an attacker could exploit this vulnerability to bypass user memory protections.
Impact
- Security Bypass
Indicators Of Compromise
CVE
- CVE-2023-0811
Affected Vendors
Omron
Affected Products
- OMRON SYSMAC CS-series
- OMRON SYSMAC CJ-series
- OMRON SYSMAC CP-series
Remediation
Refer to OMRON Web site for patch, upgrade or suggested workaround information.