Weak Password Requirements vulnerability in FTP function on Mitsubishi Electric Corporation MELSEC iQ-R Series EtherNet/IP module RJ71EIP91 and MELSEC iQ-F Series EtherNet/IP module FX5-ENET/IP allows a remote unauthenticated attacker to access to the module via FTP by dictionary attack or password sniffing.
The product does not require that users should have strong passwords, which makes it easier for attackers to compromise user accounts.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Fx5-enet/ip_firmware | Mitsubishielectric | - (including) | - (including) |
A product’s design should require adherance to an appropriate password policy. Specific password requirements depend strongly on contextual factors, but it is recommended to contain the following attributes:
Depending on the threat model, the password policy may include several additional attributes.
See NIST 800-63B [REF-1053] for further information on password requirements.