CVE-2020-6111
7.5
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
An exploitable denial-of-service vulnerability exists in the IPv4 functionality of Allen-Bradley MicroLogix 1100 Programmable Logic Controller Systems Series B FRN 16.000, Series B FRN 15.002, Series B FRN 15.000, Series B FRN 14.000, Series B FRN 13.000, Series B FRN 12.000, Series B FRN 11.000 and Series B FRN 10.000. A specially crafted packet can cause a major error, resulting in a denial of service. An attacker can send a malicious packet to trigger this vulnerability.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| n/a | Allen-Bradley | Allen-Bradley MicroLogix 1100 Programmable Logic Controller Systems Series B FRN 10.000, Allen-Bradley MicroLogix 1100 Programmable Logic Controller Systems Series B FRN 11.000, Allen-Bradley MicroLogix 1100 Programmable Logic Controller Systems Series B FRN 12.000, Allen-Bradley MicroLogix 1100 Programmable Logic Controller Systems Series B FRN 13.000, Allen-Bradley MicroLogix 1100 Programmable Logic Controller Systems Series B FRN 14.000, Allen-Bradley MicroLogix 1100 Programmable Logic Controller Systems Series B FRN 15.000, Allen-Bradley MicroLogix 1100 Programmable Logic Controller Systems Series B FRN 15.002, Allen-Bradley MicroLogix 1100 Programmable Logic Controller Systems Series B FRN 16.000 | affected |
Weaknesses
- CWE-189: CWE-189: Numeric Errors
ADP Enrichment
CVE Program Container
Additional References
- https://talosintelligence.com/vulnerability_reports/TALOS-2020-1057
- https://us-cert.cisa.gov/ics/advisories/icsa-21-047-02
References
- https://talosintelligence.com/vulnerability_reports/TALOS-2020-1057
- https://us-cert.cisa.gov/ics/advisories/icsa-21-047-02
Feedback
Was this page helpful?
Glad to hear it! Please tell us how we can improve.
Sorry to hear that. Please tell us how we can improve.