CA BrightStor ARCserve Backup Universal Agent Remote Overflow (QO66526) - Nessus

Critical   Plugin ID: 18041

This page contains detailed information about the CA BrightStor ARCserve Backup Universal Agent Remote Overflow (QO66526) Nessus plugin including available exploits and PoCs found on GitHub, in Metasploit or Exploit-DB for verifying of this vulnerability.

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Plugin Overview

ID: 18041
Name: CA BrightStor ARCserve Backup Universal Agent Remote Overflow (QO66526)
Filename: arcserve_universalagent_overflow.nasl
Vulnerability Published: 2005-04-11
This Plugin Published: 2005-04-13
Last Modification Time: 2018-11-15
Plugin Version: 1.21
Plugin Type: remote
Plugin Family: Windows
Dependencies: arcserve_universalagent_detect.nasl
Required KB Items [?]: ARCSERVE/UniversalAgent

Vulnerability Information

Severity: Critical
Vulnerability Published: 2005-04-11
Patch Published: N/A
CVE [?]: CVE-2005-1018
CPE [?]: N/A

Synopsis

Arbitrary code can be executed on the remote host.

Description

This host is running BrightStor ARCServe UniversalAgent.

The remote version of this software is affected by a buffer overflow vulnerability.

An attacker, by sending a specially crafted packet, may be able to execute code on the remote host.

Solution

Upgrade to the newest version of this software, when available

Public Exploits

Target Network Port(s): 6050
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 CA BrightStor ARCserve Backup Universal Agent Remote Overflow (QO66526) vulnerability:

  1. Metasploit: exploit/windows/brightstor/universal_agent
    [CA BrightStor Universal Agent Overflow]
  2. Exploit-DB: exploits/windows/remote/16405.rb
    [EDB-16405: CA BrightStor Universal Agent - Remote Overflow (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:N/C:C/I:C/A:C/E:F/RL:OF/RC:C
CVSS Base Score:10.0 (High)
Impact Subscore:10.0
Exploitability Subscore:10.0
CVSS Temporal Score:8.3 (High)
CVSS Environmental Score:NA (None)
Modified Impact Subscore:NA
Overall CVSS Score:8.3 (High)

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Plugin Source

This is the arcserve_universalagent_overflow.nasl nessus plugin source code. This script is Copyright (C) 2005-2018 Tenable Network Security, Inc. 

#
# (C) Tenable Network Security, Inc.
#


include("compat.inc");

if (description)
{
  script_id(18041);
  script_version ("1.21");
  script_cvs_date("Date: 2018/11/15 20:50:26");

  script_cve_id("CVE-2005-1018");
  script_bugtraq_id(13102);

  script_name(english:"CA BrightStor ARCserve Backup Universal Agent Remote Overflow (QO66526)");

  script_set_attribute(attribute:"synopsis", value:
"Arbitrary code can be executed on the remote host." );
  script_set_attribute(attribute:"description", value:
"This host is running BrightStor ARCServe UniversalAgent.

The remote version of this software is affected by a buffer overflow
vulnerability. 

An attacker, by sending a specially crafted packet, may be able to
execute code on the remote host." );
  script_set_attribute(attribute:"see_also", value:"https://www.securityfocus.com/archive/1/395512" );
  script_set_attribute(attribute:"solution", value:
"Upgrade to the newest version of this software, when available" );
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/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:'CA BrightStor Universal Agent Overflow');
  script_set_attribute(attribute:"exploit_framework_metasploit", value:"true");

  script_set_attribute(attribute:"plugin_publication_date", value: "2005/04/13");
  script_set_attribute(attribute:"vuln_publication_date", value: "2005/04/11");
  script_set_attribute(attribute:"plugin_type", value:"remote");
  script_end_attributes();

  script_summary(english:"Check buffer overflow in BrightStor ARCServe UniversalAgent");
  script_category(ACT_GATHER_INFO);
  script_family(english:"Windows");
  script_copyright(english:"This script is Copyright (C) 2005-2018 Tenable Network Security, Inc.");
  script_dependencies("arcserve_universalagent_detect.nasl");
  script_require_keys("ARCSERVE/UniversalAgent");
  script_require_ports (6050);
  exit(0);
}

if (!get_kb_item ("ARCSERVE/UniversalAgent")) exit (0);

port = 6050;
if ( ! get_port_state(port) ) exit(0);
soc = open_sock_tcp (port);
if (!soc) exit(0);

data = raw_string (0x00,0x00,0x00,0x00,0x03,0x20,0xBC,0x02);
data += crap (data:"2", length:256);
data += crap (data:"A", length:32);
data += raw_string (0x0B, 0x11, 0x0B, 0x0F, 0x03, 0x0E, 0x09, 0x0B,
                    0x16, 0x11, 0x14, 0x10, 0x11, 0x04, 0x03, 0x1C,
                    0x11, 0x1C, 0x15, 0x01, 0x00, 0x06);
data += crap (data:"A", length:390);

send (socket:soc, data:data);
ret = recv (socket:soc, length:4096);

if ((strlen(ret) == 8) && (hexstr(ret) == "0000730232320000"))
{
  security_hole(port);
}

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

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

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How to Run

Here is how to run the CA BrightStor ARCserve Backup Universal Agent Remote Overflow (QO66526) as a standalone plugin via the Nessus web user interface (https://localhost:8834/):

  1. Click to start a New Scan.
  2. Select Advanced Scan.
  3. Navigate to the Plugins tab.
  4. On the top right corner click to Disable All plugins.
  5. On the left side table select Windows plugin family.
  6. On the right side table select CA BrightStor ARCserve Backup Universal Agent Remote Overflow (QO66526) plugin ID 18041.
  7. Specify the target on the Settings tab and click to Save the scan.
  8. 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 arcserve_universalagent_overflow.nasl -t <IP/HOST>

Run the plugin with audit trail message on the console:

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

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

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

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References

BID | SecurityFocus Bugtraq ID: See also: Similar and related Nessus plugins:
  • 34393 - CA BrightStor ARCserve Backup RPC Interface (asdbapi.dll) Traversal Arbitrary Command Execution
  • 19387 - CA BrightStor ARCserve Backup Agent for Windows Long String Overflow
  • 24240 - CA BrightStor ARCserve Backup for Laptops & Desktops Server Multiple Vulnerabilities (QO83833)
  • 24015 - CA BrightStor ARCserve Backup Multiple Vulnerabilities (QO84983)
  • 24816 - CA BrightStor ARCserve Backup Tape Engine and Portmapper Multiple Vulnerabilities (QO86255)
  • 25086 - CA BrightStor ARCserve Backup Multiple Vulnerabilities (QO87569)
  • 24013 - CA BrightStor ARCserve Backup Tape Engine Multiple Remote Overflows (QO84983)
  • 22511 - CA BrightStor ARCserve Backup DBASVR for Windows Multiple Remote Buffer Overflows
  • 22510 - CA BrightStor ARCserve Backup for Windows Multiple Remote Buffer Overflows (QO81201)
  • 55720 - Computer Associates ARCserve D2D homepageServlet Servlet Information Disclosure
  • 69317 - CA ARCserve Backup for Laptops and Desktops Server and CA Desktop Management Suite Multiple Remote Vulnerabilities
  • 17307 - CA License Service Multiple Vulnerabilities
  • 31731 - CA BrightStor ARCserve Backup ListCtrl ActiveX (ListCtrl.ocx) AddColumn() Method Overflow
  • 20173 - CA Multiple Products Message Queuing Multiple Remote Vulnerabilities

Version

This page has been produced using Nessus Professional 10.1.2 (#68) LINUX, Plugin set 202205072148.
Plugin file arcserve_universalagent_overflow.nasl version 1.21. For more plugins, visit the Nessus Plugin Library.

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