Denial of Service Vulnerability in Allen Bradley Micrologix 1400 Series B FRN 21.2 and Below

CVE-2017-12090 · HIGH Severity

AV:N/AC:L/AU:N/C:N/I:N/A:C

An exploitable denial of service vulnerability exists in the processing of snmp-set commands of the Allen Bradley Micrologix 1400 Series B FRN 21.2 and below. A specially crafted snmp-set request, when sent without associated firmware flashing snmp-set commands, can cause a device power cycle resulting in downtime for the device. An attacker can send one packet to trigger this vulnerability.

Learn more about our Web Application Penetration Testing UK.