{"cve":"CVE-2012-4690","nvd":{"published":"2012-12-08T15:55:01.007","modified":"2026-06-16T23:45:35.173","status":"Modified","description":"Rockwell Automation Allen-Bradley MicroLogix controller 1100, 1200, 1400, and 1500; SLC 500 controller platform; and PLC-5 controller platform, when Static status is not enabled, allow remote attackers to cause a denial of service via messages that trigger modification of status bits.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-16"],"references":["http://ics-cert.us-cert.gov/advisories/ICSA-12-342-01A","http://www.us-cert.gov/control_systems/pdf/ICSA-12-342-01.pdf","https://rockwellautomation.custhelp.com/app/answers/detail/a_id/511407","http://ics-cert.us-cert.gov/advisories/ICSA-12-342-01A","http://www.us-cert.gov/control_systems/pdf/ICSA-12-342-01.pdf"],"products":["rockwellautomation:ab_micrologix_controller","rockwellautomation:plc-5_controller","rockwellautomation:slc_500_controller"],"source":"nvd","synced_at":"2026-10-19T20:27:27.940201468+00:00"},"epss":{"cve":"CVE-2012-4690","score":0.0405,"percentile":0.90637,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}