The web interface of the 1734-AENTR communication module mishandles authentication for HTTP POST requests. A remote, unauthenticated attacker can send a crafted request that may allow for modification of the configuration settings.
The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| 1734-aentr_point_i/o_dual_port_network_adaptor_series_b_firmware | Rockwellautomation | 4.001 (including) | 4.005 (including) |
| 1734-aentr_point_i/o_dual_port_network_adaptor_series_b_firmware | Rockwellautomation | 5.011 (including) | 5.017 (including) |
Access control involves the use of several protection mechanisms such as:
When any mechanism is not applied or otherwise fails, attackers can compromise the security of the product by gaining privileges, reading sensitive information, executing commands, evading detection, etc. There are two distinct behaviors that can introduce access control weaknesses: