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openvasCopyright (C) 2016 Greenbone Networks GmbHOPENVAS:1361412562310105692
HistoryMay 12, 2016 - 12:00 a.m.

Cisco NX-OS: Multiple Vulnerabilities in OpenSSL (June 2015) Affecting Cisco Products (cisco-sa-20150612-openssl)

2016-05-1200:00:00
Copyright (C) 2016 Greenbone Networks GmbH
plugins.openvas.org
30

7.5 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

6.8 Medium

AI Score

Confidence

Low

0.604 Medium

EPSS

Percentile

97.8%

On June 11, 2015, the OpenSSL Project released a security
advisory detailing six distinct vulnerabilities, and another fix that provides hardening
protections against exploits as described in the Logjam research.

# Copyright (C) 2016 Greenbone Networks GmbH
# 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-or-later
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

CPE = "cpe:/o:cisco:nx-os";

if (description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.105692");
  script_version("2023-11-03T05:05:46+0000");
  script_tag(name:"last_modification", value:"2023-11-03 05:05:46 +0000 (Fri, 03 Nov 2023)");
  script_tag(name:"creation_date", value:"2016-05-12 15:26:53 +0200 (Thu, 12 May 2016)");
  script_tag(name:"cvss_base", value:"7.5");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:P/A:P");
  script_tag(name:"severity_vector", value:"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2018-01-05 02:29:00 +0000 (Fri, 05 Jan 2018)");

  script_cve_id("CVE-2015-1791", "CVE-2015-1788", "CVE-2015-1789", "CVE-2015-1790",
                "CVE-2015-1792", "CVE-2014-8176");

  script_tag(name:"qod_type", value:"remote_banner");

  script_tag(name:"solution_type", value:"VendorFix");

  script_name("Cisco NX-OS: Multiple Vulnerabilities in OpenSSL (June 2015) Affecting Cisco Products (cisco-sa-20150612-openssl)");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2016 Greenbone Networks GmbH");
  script_family("CISCO");
  script_dependencies("gb_cisco_nx_os_consolidation.nasl");
  script_mandatory_keys("cisco/nx_os/detected", "cisco/nx_os/device", "cisco/nx_os/model");

  script_tag(name:"summary", value:"On June 11, 2015, the OpenSSL Project released a security
  advisory detailing six distinct vulnerabilities, and another fix that provides hardening
  protections against exploits as described in the Logjam research.");

  script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present on the target host.");

  script_tag(name:"insight", value:"Multiple Cisco products incorporate a version of the OpenSSL
  package affected by one or more vulnerabilities that could allow an unauthenticated, remote
  attacker to cause a denial of service (DoS) condition or corrupt portions of OpenSSL process
  memory.");

  script_tag(name:"solution", value:"See the referenced vendor advisory for a solution.");

  script_xref(name:"URL", value:"https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20150612-openssl");

  exit(0);
}

include("host_details.inc");
include("version_func.inc");

if( ! device = get_kb_item( "cisco/nx_os/device" ) )
  exit( 0 );

if( "Nexus" >!< device )
  exit( 0 );

if ( ! nx_model = get_kb_item( "cisco/nx_os/model" ) )
  exit( 0 );

if( ! version = get_app_version( cpe:CPE, nofork:TRUE ) )
  exit( 0 );

if( "1000V" >< nx_model ) {
  affected = make_list(
    "4.0(4)SV1(1)",
    "4.0(4)SV1(2)",
    "4.0(4)SV1(3)",
    "4.0(4)SV1(3a)",
    "4.0(4)SV1(3b)",
    "4.0(4)SV1(3c)",
    "4.0(4)SV1(3d)",
    "4.2(1)SV1(4)",
    "4.2(1)SV1(4a)",
    "4.2(1)SV1(4b)",
    "4.2(1)SV1(5.1)",
    "4.2(1)SV1(5.1a)",
    "4.2(1)SV1(5.2)",
    "4.2(1)SV1(5.2b)",
    "4.2(1)SV2(1.1)",
    "4.2(1)SV2(1.1a)",
    "4.2(1)SV2(2.1)",
    "4.2(1)SV2(2.1a)"
  );
}

if( nx_model =~ "^C?3[0-9]+" ) {
  affected = make_list(
    "5.0(3)U1(1)",
    "5.0(3)U1(1a)",
    "5.0(3)U1(1b)",
    "5.0(3)U1(1d)",
    "5.0(3)U1(2)",
    "5.0(3)U1(2a)",
    "5.0(3)U2(1)",
    "5.0(3)U2(2)",
    "5.0(3)U2(2a)",
    "5.0(3)U2(2b)",
    "5.0(3)U2(2c)",
    "5.0(3)U2(2d)",
    "5.0(3)U3(1)",
    "5.0(3)U3(2)",
    "5.0(3)U3(2a)",
    "5.0(3)U3(2b)",
    "5.0(3)U4(1)",
    "5.0(3)U5(1)",
    "5.0(3)U5(1a)",
    "5.0(3)U5(1b)",
    "5.0(3)U5(1c)",
    "5.0(3)U5(1d)",
    "5.0(3)U5(1e)",
    "5.0(3)U5(1f)",
    "5.0(3)U5(1g)",
    "5.0(3)U5(1h)",
    "6.0(2)U1(1)",
    "6.0(2)U1(1a)",
    "6.0(2)U1(2)",
    "6.0(2)U1(3)",
    "6.0(2)U1(4)",
    "6.0(2)U2(1)",
    "6.0(2)U2(2)",
    "6.0(2)U2(3)",
    "6.0(2)U2(4)",
    "6.0(2)U2(5)",
    "6.0(2)U2(6)",
    "6.0(2)U3(1)",
    "6.0(2)U3(2)",
    "6.0(2)U3(3)",
    "6.0(2)U3(4)",
    "6.0(2)U3(5)",
    "6.0(2)U4(1)",
    "6.0(2)U4(2)",
    "6.0(2)U4(3)",
    "6.0(2)U5(1)"
  );
}

if( nx_model =~ "^C?4[0-9]+" ) {
  affected = make_list(
    "4.1(2)E1(1)",
    "4.1(2)E1(1b)",
    "4.1(2)E1(1d)",
    "4.1(2)E1(1e)",
    "4.1(2)E1(1f)",
    "4.1(2)E1(1g)",
    "4.1(2)E1(1h)",
    "4.1(2)E1(1i)",
    "4.1(2)E1(1j)"
  );
}

if( nx_model =~ "^C?5[0-9]+" ) {
  affected = make_list(
    "4.0(0)N1(1a)",
    "4.0(0)N1(2)",
    "4.0(0)N1(2a)",
    "4.0(1a)N1(1)",
    "4.0(1a)N1(1a)",
    "4.0(1a)N2(1)",
    "4.0(1a)N2(1a)",
    "4.1(3)N1(1)",
    "4.1(3)N1(1a)",
    "4.1(3)N2(1)",
    "4.1(3)N2(1a)",
    "4.2(1)N1(1)",
    "4.2(1)N2(1)",
    "4.2(1)N2(1a)",
    "5.0(2)N1(1)",
    "5.0(2)N2(1)",
    "5.0(2)N2(1a)",
    "5.0(3)N1(1c)",
    "5.0(3)N2(1)",
    "5.0(3)N2(2)",
    "5.0(3)N2(2a)",
    "5.0(3)N2(2b)",
    "5.1(3)N1(1)",
    "5.1(3)N1(1a)",
    "5.1(3)N2(1)",
    "5.1(3)N2(1a)",
    "5.1(3)N2(1b)",
    "5.1(3)N2(1c)",
    "5.2(1)N1(1)",
    "5.2(1)N1(1a)",
    "5.2(1)N1(1b)",
    "5.2(1)N1(2)",
    "5.2(1)N1(2a)",
    "5.2(1)N1(3)",
    "5.2(1)N1(4)",
    "5.2(1)N1(5)",
    "5.2(1)N1(6)",
    "5.2(1)N1(7)",
    "5.2(1)N1(8)",
    "5.2(1)N1(8a)",
    "6.0(2)N1(1)",
    "6.0(2)N1(2)",
    "6.0(2)N1(2a)",
    "6.0(2)N2(1)",
    "6.0(2)N2(1b)",
    "6.0(2)N2(2)",
    "6.0(2)N2(3)",
    "6.0(2)N2(4)",
    "6.0(2)N2(5)",
    "7.0(0)N1(1)",
    "7.0(1)N1(1)",
    "7.0(2)N1(1)",
    "7.0(3)N1(1)"
  );
}

if( nx_model =~ "^C?6[0-9]+" ) {
  affected = make_list(
    "6.0(2)N1(2)",
    "6.0(2)N1(2a)",
    "6.0(2)N2(1)",
    "6.0(2)N2(1b)",
    "6.0(2)N2(2)",
    "6.0(2)N2(3)",
    "6.0(2)N2(4)",
    "6.0(2)N2(5)",
    "7.0(0)N1(1)",
    "7.0(1)N1(1)",
    "7.0(2)N1(1)",
    "7.0(3)N1(1)"
  );
}

if( nx_model =~ "^C?7[0-9]+" ) {
  affected = make_list(
    "4.1.(2)",
    "4.1.(3)",
    "4.1.(4)",
    "4.1.(5)",
    "4.2(3)",
    "4.2(4)",
    "4.2(6)",
    "4.2(8)",
    "4.2.(2a)",
    "5.0(2a)",
    "5.0(3)",
    "5.0(5)",
    "5.1(1)",
    "5.1(1a)",
    "5.1(3)",
    "5.1(4)",
    "5.1(5)",
    "5.1(6)",
    "5.2(1)",
    "5.2(3a)",
    "5.2(4)",
    "5.2(5)",
    "5.2(7)",
    "5.2(9)",
    "6.0(1)",
    "6.0(2)",
    "6.0(3)",
    "6.0(4)",
    "6.1(1)",
    "6.1(2)",
    "6.1(3)",
    "6.1(4)",
    "6.1(4a)",
    "6.2(10)",
    "6.2(2)",
    "6.2(2a)",
    "6.2(6)",
    "6.2(6b)",
    "6.2(8)",
    "6.2(8a)",
    "6.2(8b)"
  );
}

if( nx_model =~ "^C?9[0-9]{3}" ) {
  affected = make_list(
    "11.0(1b)",
    "11.0(1c)",
    "6.1(2)I2(1)",
    "6.1(2)I2(2)",
    "6.1(2)I2(2a)",
    "6.1(2)I2(2b)",
    "6.1(2)I2(3)",
    "6.1(2)I3(1)",
    "6.1(2)I3(2)",
    "6.1(2)I3(3)"
  );
}

foreach af ( affected ) {
  if( version == af ) {
    report = report_fixed_ver( installed_version:version, fixed_version:"See advisory" );
    security_message( port:0, data:report );
    exit( 0 );
  }
}

exit( 99 );

7.5 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

6.8 Medium

AI Score

Confidence

Low

0.604 Medium

EPSS

Percentile

97.8%