An exploitable denial of service vulnerability exists in the ENIP Request Path Logical Segment functionality of Allen-Bradley Flex IO 1794-AENT/B 4.003. A specially crafted network request can cause a loss of communications with the device resulting in denial-of-service. An attacker can send a malicious packet to trigger this vulnerability by sending an Electronic Key Segment with less than 0x18 bytes following the Key Format field.
2020-10-19T21:15:13.157
2024-11-21T05:35:04.000
Modified
CVSSv3.1: 7.5 (HIGH)
AV:N/AC:L/Au:N/C:N/I:N/A:C
10.0
6.9
| Type | Vendor | Product | Version/Range | Vulnerable? |
|---|---|---|---|---|
| Operating System | rockwellautomation | flex_i\/o_1794-aent | 4.003 | Yes |
| Hardware | rockwellautomation | flex_i\/o_1794-aent | - | No |