The version of Apple Safari installed on the remote host is prior to 12.0.1. It is, therefore, affected by multiple vulnerabilities.
Binary data 700506.prm
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4372
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4373
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4374
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4375
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4376
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4377
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4378
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4382
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4386
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4392
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4409
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4416
support.apple.com/en-us/HT209196