The Schneider Electric Quantum Ethernet Module, as used in the Quantum 140NOE771 and 140CPU65 modules, the Premium TSXETY and TSXP57 modules, the M340 BMXNOE01 and BMXP3420 modules, and the STB DIO STBNIC2212 and STBNIP2 modules, uses hardcoded passwords for the (1) AUTCSE, (2) AUTCSE, (3) fdrusers, (4) ftpuser, (5) loader, (6) nic2212, (7) nimrohs2212, (8) nip2212, (9) noe77111v500, (10) ntpupdate, (11) pcfactory, (12) sysdiag, (13) target, (14) test, (15) USER, and (16) webserver accounts, which makes it easier for remote attackers to obtain access via the (a) TELNET, (b) Windriver Debug, or (c) FTP port.