Citrix XenServer Multiple Security Update
Reporter | Title | Published | Views | Family All 92 |
---|---|---|---|---|
![]() | Citrix XenServer Multiple Vulnerabilities (CTX216071) | 20 Sep 201600:00 | – | nessus |
![]() | Fedora 23 : xen (2016-1c3374bcb9) | 22 Sep 201600:00 | – | nessus |
![]() | Fedora 24 : xen (2016-7d2c67d1f5) | 15 Sep 201600:00 | – | nessus |
![]() | Debian DSA-3663-1 : xen - security update | 12 Sep 201600:00 | – | nessus |
![]() | Fedora 25 : xen (2016-1d8429b89f) | 15 Nov 201600:00 | – | nessus |
![]() | OracleVM 3.4 : xen (OVMSA-2016-0102) | 9 Sep 201600:00 | – | nessus |
![]() | OracleVM 3.3 : xen (OVMSA-2016-0103) | 9 Sep 201600:00 | – | nessus |
![]() | Xen Multiple Vulnerabilities (XSA-186, XSA-187) | 29 Sep 201600:00 | – | nessus |
![]() | OracleVM 3.2 : xen (OVMSA-2016-0104) | 9 Sep 201600:00 | – | nessus |
![]() | GLSA-201611-09 : Xen: Multiple vulnerabilities (Bunker Buster) | 15 Nov 201600:00 | – | nessus |
Source | Link |
---|---|
support | www.support.citrix.com/article/CTX216071 |
# SPDX-FileCopyrightText: 2016 Greenbone AG
# Some text descriptions might be excerpted from (a) referenced
# source(s), and are Copyright (C) by the respective right holder(s).
#
# SPDX-License-Identifier: GPL-2.0-only
CPE = "cpe:/a:citrix:xenserver";
if (description)
{
script_oid("1.3.6.1.4.1.25623.1.0.105895");
script_cve_id("CVE-2016-7092", "CVE-2016-7093", "CVE-2016-7094", "CVE-2016-7154");
script_tag(name:"cvss_base", value:"7.2");
script_tag(name:"cvss_base_vector", value:"AV:L/AC:L/Au:N/C:C/I:C/A:C");
script_version("2023-07-21T05:05:22+0000");
script_name("Citrix XenServer Multiple Security Updates (CTX216071)");
script_xref(name:"URL", value:"http://support.citrix.com/article/CTX216071");
script_tag(name:"vuldetect", value:"Check the installed hotfixes.");
script_tag(name:"solution", value:"Apply the hotfix referenced in the advisory.");
script_tag(name:"summary", value:"A number of security vulnerabilities have been identified in
Citrix XenServer that may allow malicious privileged code running within a guest VM to compromise the host.");
script_tag(name:"insight", value:"The following vulnerabilities have been addressed:
- CVE-2016-7092 (High): x86: Disallow L3 recursive pagetable for 32-bit guests
- CVE-2016-7093 (High): x86: Mishandling of instruction pointer truncation during emulation
- CVE-2016-7094 (Medium): x86 HVM: Overflow of sh_ctxt->seg_reg[]
- CVE-2016-7154 (High): use after free in FIFO event channel code");
script_tag(name:"affected", value:"These vulnerabilities affect all currently supported versions of Citrix XenServer up to and including Citrix XenServer 7.0.");
script_tag(name:"solution_type", value:"VendorFix");
script_tag(name:"qod_type", value:"package");
script_tag(name:"last_modification", value:"2023-07-21 05:05:22 +0000 (Fri, 21 Jul 2023)");
script_tag(name:"severity_vector", value:"CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H");
script_tag(name:"severity_origin", value:"NVD");
script_tag(name:"severity_date", value:"2017-07-01 01:30:00 +0000 (Sat, 01 Jul 2017)");
script_tag(name:"creation_date", value:"2016-09-19 13:43:16 +0200 (Mon, 19 Sep 2016)");
script_category(ACT_GATHER_INFO);
script_family("Citrix Xenserver Local Security Checks");
script_copyright("Copyright (C) 2016 Greenbone AG");
script_dependencies("gb_xenserver_version.nasl");
script_mandatory_keys("xenserver/product_version", "xenserver/patches");
exit(0);
}
include("citrix_version_func.inc");
include("host_details.inc");
include("list_array_func.inc");
if( ! version = get_app_version( cpe:CPE ) )
exit( 0 );
if( ! hotfixes = get_kb_item("xenserver/patches") )
exit( 0 );
patches = make_array();
patches['7.0.0'] = make_list( 'XS70E012' );
patches['6.5.0'] = make_list( 'XS65ESP1038' );
patches['6.2.0'] = make_list( 'XS62ESP1048' );
patches['6.1.0'] = make_list( 'XS61E073' );
patches['6.0.2'] = make_list( 'XS602E057', 'XS602ECC034' );
patches['6.0.0'] = make_list( 'XS60E063' );
citrix_xenserver_check_report_is_vulnerable( version:version, hotfixes:hotfixes, patches:patches );
exit( 99 );
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