Wind River VxWorks 6.6, 6.7, 6.8, 6.9 and 7 has Incorrect Access Control in the RARP client component. IPNET security vulnerability: Handling of unsolicited Reverse ARP replies (Logical Flaw).
https://support2.windriver.com/index.php?page=cve&on=view&id=CVE-2019-12262
https://support.f5.com/csp/article/K41190253
https://cert-portal.siemens.com/productcert/pdf/ssa-352504.pdf
https://cert-portal.siemens.com/productcert/pdf/ssa-189842.pdf