{ "data_type": "CVE", "data_format": "MITRE", "data_version": "4.0", "CVE_data_meta": { "ID": "CVE-2019-11728", "ASSIGNER": "security@mozilla.org", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "vendor_name": "Mozilla", "product": { "product_data": [ { "product_name": "Firefox", "version": { "version_data": [ { "version_value": "68", "version_affected": "<" } ] } } ] } } ] } }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "Port scanning through Alt-Svc header" } ] } ] }, "references": { "reference_data": [ { "url": "https://www.mozilla.org/security/advisories/mfsa2019-21/", "refsource": "MISC", "name": "https://www.mozilla.org/security/advisories/mfsa2019-21/" }, { "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1552993", "refsource": "MISC", "name": "https://bugzilla.mozilla.org/show_bug.cgi?id=1552993" }, { "refsource": "GENTOO", "name": "GLSA-201908-12", "url": "https://security.gentoo.org/glsa/201908-12" }, { "refsource": "SUSE", "name": "openSUSE-SU-2019:2248", "url": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.html" }, { "refsource": "SUSE", "name": "openSUSE-SU-2019:2249", "url": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.html" }, { "refsource": "SUSE", "name": "openSUSE-SU-2019:2251", "url": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.html" }, { "refsource": "SUSE", "name": "openSUSE-SU-2019:2260", "url": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.html" } ] }, "description": { "description_data": [ { "lang": "eng", "value": "The HTTP Alternative Services header, Alt-Svc, can be used by a malicious site to scan all TCP ports of any host that the accessible to a user when web content is loaded. This vulnerability affects Firefox < 68." } ] } }