Resource exhaustion in Rockwellautomation Micrologix 1400
CVE-2017-12090
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.
Vulnerability class: DoS (Denial of Service)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.7 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.047 (91.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 92nd percentile — 91.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.047 · newest: 0.047 · change: 0.000
Affected products
- Rockwellautomation Micrologix 1400
- Rockwellautomation Micrologix 1400 B Firmware
- Talos Allen Bradley — versions Allen Bradley Micrologix 1400 Series B FRN 21.2, Allen Bradley Micrologix 1400 Series B FRN 21.0, Allen Bradley Micrologix 1400 Series B FRN 15
Weakness classification (CWE)
References
- www.talosintelligence.com/vulnerability_reports/TALOS-2017-0442 (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2017-12090?
- CVE-2017-12090 is a high-severity vulnerability in Rockwellautomation Micrologix 1400, classified under Uncontrolled Resource Consumption. CVSS score: 7.7/10. Published 2018-04-05.
- How severe is CVE-2017-12090?
- High severity. CVSS v3 base score is 7.7 out of 10.