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openvasCopyright (C) 2016 Greenbone AGOPENVAS:1361412562310105833
HistoryJul 28, 2016 - 12:00 a.m.

Citrix XenServer Multiple Security Updates (CTX214954)

2016-07-2800:00:00
Copyright (C) 2016 Greenbone AG
plugins.openvas.org
14

8.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

7.6 High

AI Score

Confidence

Low

7.2 High

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:C/I:C/A:C

0.002 Low

EPSS

Percentile

55.0%

A number of security vulnerabilities have been identified in
Citrix XenServer that may allow a malicious administrator of a PV guest VM to compromise or crash the host.

# 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("1.3.6.1.4.1.25623.1.0.105833");
  script_cve_id("CVE-2016-6258", "CVE-2016-6259");
  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("2023-07-20T05:05:17+0000");

  script_name("Citrix XenServer Multiple Security Updates (CTX214954)");

  script_xref(name:"URL", value:"http://support.citrix.com/article/CTX214954");

  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 a malicious administrator of a PV guest VM to compromise or crash the host.");

  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:"2023-07-20 05:05:17 +0000 (Thu, 20 Jul 2023)");
  script_tag(name:"severity_vector", value:"CVSS:3.0/AV:L/AC:L/PR:L/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 01:29:00 +0000 (Sat, 01 Jul 2017)");
  script_tag(name:"creation_date", value:"2016-07-28 18:00:20 +0200 (Thu, 28 Jul 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( 'XS70E008' );
patches['6.5.0'] = make_list( 'XS65ESP1034' );
patches['6.2.0'] = make_list( 'XS62ESP1045' );
patches['6.1.0'] = make_list( 'XS61E071' );
patches['6.0.2'] = make_list( 'XS602E052', 'XS602ECC033' );
patches['6.0.0'] = make_list( 'XS60E062' );

citrix_xenserver_check_report_is_vulnerable( version:version, hotfixes:hotfixes, patches:patches );

exit( 99 );

8.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

7.6 High

AI Score

Confidence

Low

7.2 High

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:C/I:C/A:C

0.002 Low

EPSS

Percentile

55.0%