Cisco Cloud Services Router 1000V Command Injection Vulnerability (cisco-sa-20151130-csr)

# SPDX-FileCopyrightText: 2015 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:/o:cisco:ios";

if (description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.105474");
  script_version("2026-02-02T05:59:28+0000");
  script_tag(name:"last_modification", value:"2026-02-02 05:59:28 +0000 (Mon, 02 Feb 2026)");
  script_tag(name:"creation_date", value:"2015-12-01 17:22:52 +0100 (Tue, 01 Dec 2015)");
  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_cve_id("CVE-2015-6385");

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

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

  script_name("Cisco Cloud Services Router 1000V Command Injection Vulnerability (cisco-sa-20151130-csr)");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2015 Greenbone AG");
  script_family("CISCO");
  script_dependencies("gb_cisco_ios_consolidation.nasl");
  script_mandatory_keys("cisco/ios/detected", "cisco/ios/model");

  script_tag(name:"summary", value:"A vulnerability in the event manager environment and
  publish-event function of the Cisco Cloud Services Router 1000V Series could allow an
  authenticated, local attacker to perform a command injection attack with root-level
  privileges.");

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

  script_tag(name:"insight", value:"The vulnerability is due to a lack of proper input validation
  of event manager environment variables that are configured on the affected device. An attacker
  could exploit this vulnerability by authenticating to the device with administrative privileges,
  modifying the configuration of the device, and then invoking a crafted event manager script.");

  script_tag(name:"impact", value:"A successful exploit could allow the attacker to compromise the
  affected system using commands that are executed with root-level privileges.");

  script_tag(name:"affected", value:"Cisco Cloud Services Router 1000V Series running Cisco IOS
  software versions 15.5(2)S and 15.5(3)S.");

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

  script_xref(name:"URL", value:"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151130-csr");

  exit(0);
}

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

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

if (model !~ "^CSR1[0-9]+V")
  exit( 99 );

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

if( vers == "15.5(2)S" || vers == "15.5(3)S" ) {
  report = report_fixed_ver( installed_version: vers, fixed_version: "See advisory" );
  security_message( port:0, data:report );
  exit( 0 );
}

exit( 99 );