Improper input validation in DHCPv6 subsystem in Intel(R) AMT and Intel(R) ISM versions before 11.8.77, 11.12.77, 11.22.77 and 12.0.64 may allow an unauthenticated user to potentially enable information disclosure via network access.
https://www.synology.com/security/advisory/Synology_SA_20_15
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00295.html