F5 Networks BIG-IP : iCall privilege escalation vulnerability (K16728) - Nessus

High Plugin ID: 85771

This page contains detailed information about the F5 Networks BIG-IP : iCall privilege escalation vulnerability (K16728) Nessus plugin including available exploits and PoCs found on GitHub, in Metasploit or Exploit-DB for verifying of this vulnerability.

Table Of Contents

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Plugin Overview
Vulnerability Information

Synopsis
Description
Solution

Public Exploits
Risk Information
Plugin Source
How to Run
References
Version

Plugin Overview

ID: 85771
Name: F5 Networks BIG-IP : iCall privilege escalation vulnerability (K16728)
Filename: f5_bigip_SOL16728.nasl
Vulnerability Published: 2015-12-07
This Plugin Published: 2015-09-04
Last Modification Time: 2020-03-09
Plugin Version: 1.15
Plugin Type: local
Plugin Family: F5 Networks Local Security Checks
Dependencies: f5_bigip_detect.nbin
Required KB Items [?]: Host/BIG-IP/hotfix, Host/BIG-IP/modules, Host/BIG-IP/version, Host/local_checks_enabled

Vulnerability Information

Synopsis

The remote device is missing a vendor-supplied security patch.

Description

An authenticated user, with Resource Administrator role permissions, is able to use iCall scripts and associated handlers to create and modify user account properties. (CVE-2015-3628)

Solution

Upgrade to one of the non-vulnerable versions listed in the F5 Solution K16728.

Public Exploits

Target Network Port(s): N/A
Target Asset(s): N/A
Exploit Available: True (Metasploit Framework, Exploit-DB)
Exploit Ease: Exploits are available

Here's the list of publicly known exploits and PoCs for verifying the F5 Networks BIG-IP : iCall privilege escalation vulnerability (K16728) vulnerability:

Metasploit: exploit/linux/http/f5_icall_cmd
[F5 iControl iCall::Script Root Command Execution]
Exploit-DB: exploits/hardware/remote/38764.rb
[EDB-38764: F5 iControl - 'iCall::Script' Root Command Execution (Metasploit)]

Before running any exploit against any system, make sure you are authorized by the owner of the target system(s) to perform such activity. In any other case, this would be considered as an illegal activity.

WARNING: Beware of using unverified exploits from sources such as GitHub or Exploit-DB. These exploits and PoCs could contain malware. For more information, see how to use exploits safely.

Risk Information

CVSS V2 Vector [?]: AV:N/AC:L/Au:S/C:C/I:C/A:C/E:F/RL:OF/RC:C

CVSS Base Score:	9.0 (High)
Impact Subscore:	10.0
Exploitability Subscore:	8.0
CVSS Temporal Score:	7.4 (High)
CVSS Environmental Score:	NA (None)
Modified Impact Subscore:	NA
Overall CVSS Score:	7.4 (High)

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Plugin Source

#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from F5 Networks BIG-IP Solution K16728.
#
# The text description of this plugin is (C) F5 Networks.
#

include("compat.inc");

if (description)
{
  script_id(85771);
  script_version("1.15");
  script_set_attribute(attribute:"plugin_modification_date", value:"2020/03/09");

  script_cve_id("CVE-2015-3628");

  script_name(english:"F5 Networks BIG-IP : iCall privilege escalation vulnerability (K16728)");
  script_summary(english:"Checks the BIG-IP version.");

  script_set_attribute(
    attribute:"synopsis", 
    value:"The remote device is missing a vendor-supplied security patch."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"An authenticated user, with Resource Administrator role permissions,
is able to use iCall scripts and associated handlers to create and
modify user account properties. (CVE-2015-3628)"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://support.f5.com/csp/article/K16728"
  );
  script_set_attribute(
    attribute:"solution", 
    value:
"Upgrade to one of the non-vulnerable versions listed in the F5
Solution K16728."
  );
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:C");
  script_set_cvss_temporal_vector("CVSS2#E:F/RL:OF/RC:C");
  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");
  script_set_attribute(attribute:"metasploit_name", value:'F5 iControl iCall::Script Root Command Execution');
  script_set_attribute(attribute:"exploit_framework_metasploit", value:"true");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_access_policy_manager");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_advanced_firewall_manager");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_application_acceleration_manager");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_application_security_manager");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_application_visibility_and_reporting");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_global_traffic_manager");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_link_controller");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_local_traffic_manager");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_policy_enforcement_manager");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_wan_optimization_manager");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_webaccelerator");
  script_set_attribute(attribute:"cpe", value:"cpe:/h:f5:big-ip");
  script_set_attribute(attribute:"cpe", value:"cpe:/h:f5:big-ip_protocol_security_manager");

  script_set_attribute(attribute:"vuln_publication_date", value:"2015/12/07");
  script_set_attribute(attribute:"patch_publication_date", value:"2015/09/09");
  script_set_attribute(attribute:"plugin_publication_date", value:"2015/09/04");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2015-2020 and is owned by Tenable, Inc. or an Affiliate thereof.");
  script_family(english:"F5 Networks Local Security Checks");

  script_dependencies("f5_bigip_detect.nbin");
  script_require_keys("Host/local_checks_enabled", "Host/BIG-IP/hotfix", "Host/BIG-IP/modules", "Host/BIG-IP/version");

  exit(0);
}


include("f5_func.inc");

if ( ! get_kb_item("Host/local_checks_enabled") ) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
version = get_kb_item("Host/BIG-IP/version");
if ( ! version ) audit(AUDIT_OS_NOT, "F5 Networks BIG-IP");
if ( isnull(get_kb_item("Host/BIG-IP/hotfix")) ) audit(AUDIT_KB_MISSING, "Host/BIG-IP/hotfix");
if ( ! get_kb_item("Host/BIG-IP/modules") ) audit(AUDIT_KB_MISSING, "Host/BIG-IP/modules");

sol = "K16728";
vmatrix = make_array();

# AFM
vmatrix["AFM"] = make_array();
vmatrix["AFM"]["affected"  ] = make_list("11.6.0","11.3.0-11.5.3");
vmatrix["AFM"]["unaffected"] = make_list("12.0.0","11.6.0HF6","11.5.4","11.5.3HF2","11.4.1HF10");

# AM
vmatrix["AM"] = make_array();
vmatrix["AM"]["affected"  ] = make_list("11.6.0","11.4.0-11.5.3");
vmatrix["AM"]["unaffected"] = make_list("12.0.0","11.6.0HF6","11.5.4","11.5.3HF2","11.4.1HF10");

# APM
vmatrix["APM"] = make_array();
vmatrix["APM"]["affected"  ] = make_list("11.6.0","11.3.0-11.5.3");
vmatrix["APM"]["unaffected"] = make_list("12.0.0","11.6.0HF6","11.5.4","11.5.3HF2","11.4.1HF10","11.0.0-11.2.1","10.1.0-10.2.4");

# ASM
vmatrix["ASM"] = make_array();
vmatrix["ASM"]["affected"  ] = make_list("11.6.0","11.3.0-11.5.3");
vmatrix["ASM"]["unaffected"] = make_list("12.0.0","11.6.0HF6","11.5.4","11.5.3HF2","11.4.1HF10","11.0.0-11.2.1","10.0.0-10.2.4");

# AVR
vmatrix["AVR"] = make_array();
vmatrix["AVR"]["affected"  ] = make_list("11.6.0","11.3.0-11.5.3");
vmatrix["AVR"]["unaffected"] = make_list("12.0.0","11.6.0HF6","11.5.4","11.5.3HF2","11.4.1HF10","11.0.0-11.2.1");

# GTM
vmatrix["GTM"] = make_array();
vmatrix["GTM"]["affected"  ] = make_list("11.6.0","11.3.0-11.5.3");
vmatrix["GTM"]["unaffected"] = make_list("11.6.0HF6","11.5.4","11.5.3HF2","11.4.1HF10","11.0.0-11.2.1","10.0.0-10.2.4");

# LC
vmatrix["LC"] = make_array();
vmatrix["LC"]["affected"  ] = make_list("11.6.0","11.3.0-11.5.3");
vmatrix["LC"]["unaffected"] = make_list("12.0.0","11.6.0HF6","11.5.4","11.5.3HF2","11.4.1HF10","11.0.0-11.2.1","10.0.0-10.2.4");

# LTM
vmatrix["LTM"] = make_array();
vmatrix["LTM"]["affected"  ] = make_list("11.6.0","11.3.0-11.5.3");
vmatrix["LTM"]["unaffected"] = make_list("12.0.0","11.6.0HF6","11.5.4","11.5.3HF2","11.4.1HF10","11.0.0-11.2.1","10.0.0-10.2.4");

# PEM
vmatrix["PEM"] = make_array();
vmatrix["PEM"]["affected"  ] = make_list("11.6.0","11.3.0-11.5.3");
vmatrix["PEM"]["unaffected"] = make_list("12.0.0","11.6.0HF6","11.5.4","11.5.3HF2","11.4.1HF10");

# PSM
vmatrix["PSM"] = make_array();
vmatrix["PSM"]["affected"  ] = make_list("11.3.0-11.4.1");
vmatrix["PSM"]["unaffected"] = make_list("11.4.1HF10","11.0.0-11.2.1","10.0.0-10.2.4");

# WAM
vmatrix["WAM"] = make_array();
vmatrix["WAM"]["affected"  ] = make_list("11.3.0");
vmatrix["WAM"]["unaffected"] = make_list("11.0.0-11.2.1","10.0.0-10.2.4");

# WOM
vmatrix["WOM"] = make_array();
vmatrix["WOM"]["affected"  ] = make_list("11.3.0");
vmatrix["WOM"]["unaffected"] = make_list("11.0.0-11.2.1","10.0.0-10.2.4");


if (bigip_is_affected(vmatrix:vmatrix, sol:sol))
{
  if (report_verbosity > 0) security_hole(port:0, extra:bigip_report_get());
  else security_hole(0);
  exit(0);
}
else
{
  tested = bigip_get_tested_modules();
  audit_extra = "For BIG-IP module(s) " + tested + ",";
  if (tested) audit(AUDIT_INST_VER_NOT_VULN, audit_extra, version);
  else audit(AUDIT_HOST_NOT, "running any of the affected modules");
}

The latest version of this script can be found in these locations depending on your platform:

Linux / Unix:
/opt/nessus/lib/nessus/plugins/f5_bigip_SOL16728.nasl
Windows:
C:\ProgramData\Tenable\Nessus\nessus\plugins\f5_bigip_SOL16728.nasl
Mac OS X:
/Library/Nessus/run/lib/nessus/plugins/f5_bigip_SOL16728.nasl

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How to Run

Here is how to run the F5 Networks BIG-IP : iCall privilege escalation vulnerability (K16728) as a standalone plugin via the Nessus web user interface (https://localhost:8834/):

Click to start a New Scan.
Select Advanced Scan.
Navigate to the Plugins tab.
On the top right corner click to Disable All plugins.
On the left side table select F5 Networks Local Security Checks plugin family.
On the right side table select F5 Networks BIG-IP : iCall privilege escalation vulnerability (K16728) plugin ID 85771.
Specify the target on the Settings tab and click to Save the scan.
Run the scan.

Here are a few examples of how to run the plugin in the command line. Note that the examples below demonstrate the usage on the Linux / Unix platform.

Basic usage:

/opt/nessus/bin/nasl f5_bigip_SOL16728.nasl -t <IP/HOST>

Run the plugin with audit trail message on the console:

/opt/nessus/bin/nasl -a f5_bigip_SOL16728.nasl -t <IP/HOST>

Run the plugin with trace script execution written to the console (useful for debugging):

/opt/nessus/bin/nasl -T - f5_bigip_SOL16728.nasl -t <IP/HOST>

Run the plugin with using a state file for the target and updating it (useful for running multiple plugins on the target):

/opt/nessus/bin/nasl -K /tmp/state f5_bigip_SOL16728.nasl -t <IP/HOST>

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References

See also:

Similar and related Nessus plugins:

137913 - F5 Networks BIG-IP : TMOS Shell privilege escalation vulnerability (K00091341)
97306 - F5 Networks BIG-IP : Linux privilege-escalation vulnerability (K10558632) (Dirty COW)

Version

This page has been produced using Nessus Professional 10.1.2 (#68) LINUX, Plugin set 202205072148.
Plugin file f5_bigip_SOL16728.nasl version 1.15. For more plugins, visit the Nessus Plugin Library.

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F5 Networks BIG-IP : iCall privilege escalation vulnerability (K16728) - Nessus

Plugin Overview

Vulnerability Information

Synopsis

Description

Solution

Public Exploits

Risk Information

Plugin Source

How to Run

References

Version

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