The version of Apple Safari installed on the remote host is prior to 12. It is, therefore, affected by multiple vulnerabilities.
Binary data 700505.prm
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4191
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4195
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4197
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4299
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4306
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4307
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4309
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4311
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4312
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4314
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4315
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4316
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4317
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4318
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4319
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4323
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4328
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4329
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4345
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4358
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4359
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4360
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4361
support.apple.com/en-us/HT209109