SAPlpd < 6.29 Multiple Vulnerabilities - Nessus

Critical Plugin ID: 31121

This page contains detailed information about the SAPlpd < 6.29 Multiple Vulnerabilities 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: 31121
Name: SAPlpd < 6.29 Multiple Vulnerabilities
Filename: saplpd_6_29.nasl
Vulnerability Published: N/A
This Plugin Published: 2008-02-20
Last Modification Time: 2022-04-11
Plugin Version: 1.13
Plugin Type: remote
Plugin Family: Misc.
Dependencies: lpd_detect.nasl

Vulnerability Information

Severity: Critical
Vulnerability Published: N/A
Patch Published: N/A
CVE [?]: CVE-2008-0620, CVE-2008-0621
CPE [?]: cpe:/a:sap:sapgui, cpe:/a:sap:saplpd

Synopsis

The remote print service is affected by multiple vulnerabilities.

Description

SAPlpd, a component of SAP GUI, is running on the remote host.

According to its version number, the installation of SAPlpd running on the remote host is affected by several denial of service and buffer overflow vulnerabilities. An unauthenticated, remote attacker can leverage these issues to crash the affected service or to execute arbitrary code on the affected host subject to the privileges under which it operates.

Solution

Upgrade to SAPlpd version 6.29 or later by updating to SAP GUI for Windows version 7.10 Patchlevel 6 / 6.30 Patchlevel 30 / 6.20 Patchlevel 72 or later.

Public Exploits

Target Network Port(s): 515
Target Asset(s): Services/lpd
Exploit Available: True (Metasploit Framework, Exploit-DB, Immunity Canvas, Core Impact)
Exploit Ease: Exploits are available

Here's the list of publicly known exploits and PoCs for verifying the SAPlpd < 6.29 Multiple Vulnerabilities vulnerability:

Metasploit: exploit/windows/lpd/saplpd
[SAP SAPLPD 6.28 Buffer Overflow]
Exploit-DB: exploits/windows/remote/16338.rb
[EDB-16338: SapLPD 6.28 - Remote Buffer Overflow (Metasploit)]
Immunity Canvas: D2ExploitPack

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

#%NASL_MIN_LEVEL 70300
#
#  (C) Tenable Network Security, Inc.
#

include('deprecated_nasl_level.inc');
include('compat.inc');

if (description)
{
  script_id(31121);
  script_version("1.13");
  script_set_attribute(attribute:"plugin_modification_date", value:"2022/04/11");

  script_cve_id("CVE-2008-0620", "CVE-2008-0621");
  script_bugtraq_id(27613);
  script_xref(name:"SECUNIA", value:"28786");

  script_name(english:"SAPlpd < 6.29 Multiple Vulnerabilities");

  script_set_attribute(attribute:"synopsis", value:
"The remote print service is affected by multiple vulnerabilities.");
  script_set_attribute(attribute:"description", value:
"SAPlpd, a component of SAP GUI, is running on the remote host. 

According to its version number, the installation of SAPlpd running on
the remote host is affected by several denial of service and buffer
overflow vulnerabilities.  An unauthenticated, remote attacker can
leverage these issues to crash the affected service or to execute
arbitrary code on the affected host subject to the privileges under
which it operates.");
  script_set_attribute(attribute:"see_also", value:"http://aluigi.altervista.org/adv/saplpdz-adv.txt");
  script_set_attribute(attribute:"see_also", value:"https://seclists.org/bugtraq/2008/Feb/27");
  script_set_attribute(attribute:"see_also", value:"https://seclists.org/bugtraq/2008/Feb/34");
  script_set_attribute(attribute:"solution", value:
"Upgrade to SAPlpd version 6.29 or later by updating to SAP GUI for
Windows version 7.10 Patchlevel 6 / 6.30 Patchlevel 30 / 6.20
Patchlevel 72 or later.");
  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:"exploit_framework_core", value:"true");
  script_set_attribute(attribute:"metasploit_name", value:'SAP SAPLPD 6.28 Buffer Overflow');
  script_set_attribute(attribute:"exploit_framework_metasploit", value:"true");
  script_set_attribute(attribute:"exploit_framework_canvas", value:"true");
  script_set_attribute(attribute:"canvas_package", value:"D2ExploitPack");
  script_cwe_id(119);

  script_set_attribute(attribute:"plugin_publication_date", value:"2008/02/20");

  script_set_attribute(attribute:"plugin_type", value:"remote");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:sap:saplpd");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:sap:sapgui");
  script_set_attribute(attribute:"thorough_tests", value:"true");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Misc.");

  script_copyright(english:"This script is Copyright (C) 2008-2022 Tenable Network Security, Inc.");

  script_dependencies("lpd_detect.nasl");
  script_require_ports("Services/lpd", 515);

  exit(0);
}


include("byte_func.inc");
include("global_settings.inc");


port = get_kb_item("Services/lpd");
if (!port) port = 515;
if (!get_port_state(port)) exit(0);


# Establish a connection.
soc = open_sock_tcp(port);
if (!soc) exit(0);


# Query its version number.
req = mkbyte(4) + mkbyte(12) + 'TOB' + '\n';
send(socket:soc, data:req);
res = recv_line(socket:soc, length:1024);
close(soc);

if (strlen(res) && "This is SAPLPD (Version " >< res)
{
  version = strstr(res, "SAPLPD (Version ") - "SAPLPD (Version ";
  if (version) version = version - strstr(version, ")");

  if (version =~ "^[0-9][0-9.]+[0-9]$")
  {
    ver = split(version, sep:'.', keep:FALSE);
    for (i=0; i<max_index(ver); i++)
      ver[i] = int(ver[i]);

    # There's a problem if it's before 6.29.
    if (
      ver[0] < 6 ||
      (ver[0] == 6 && ver[1] < 29)
    )
    {
      if (report_verbosity)
      {
        report = string(
          "\n",
          "The remote LPD daemon identifies itself as :\n",
          "\n",
          "  ", res, "\n"
        );
        security_hole(port:port, extra:report);
      }
      else 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/saplpd_6_29.nasl
Windows:
C:\ProgramData\Tenable\Nessus\nessus\plugins\saplpd_6_29.nasl
Mac OS X:
/Library/Nessus/run/lib/nessus/plugins/saplpd_6_29.nasl

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How to Run

Here is how to run the SAPlpd < 6.29 Multiple Vulnerabilities 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 Misc. plugin family.
On the right side table select SAPlpd < 6.29 Multiple Vulnerabilities plugin ID 31121.
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 saplpd_6_29.nasl -t <IP/HOST>

Run the plugin with audit trail message on the console:

/opt/nessus/bin/nasl -a saplpd_6_29.nasl -t <IP/HOST>

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

/opt/nessus/bin/nasl -T - saplpd_6_29.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 saplpd_6_29.nasl -t <IP/HOST>

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References

BID | SecurityFocus Bugtraq ID:

27613

Secunia Advisory:

28786

CWE | Common Weakness Enumeration:

CWE-119 (Weakness) Improper Restriction of Operations within the Bounds of a Memory Buffer

See also:

Similar and related Nessus plugins:

31122 - SAPlpd < 6.29 Multiple Vulnerabilities (credentialed check)

Version

This page has been produced using Nessus Professional 10.1.2 (#68) LINUX, Plugin set 202205072148.
Plugin file saplpd_6_29.nasl version 1.13. For more plugins, visit the Nessus Plugin Library.

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SAPlpd < 6.29 Multiple Vulnerabilities - Nessus

Plugin Overview

Vulnerability Information

Synopsis

Description

Solution

Public Exploits

Risk Information

Plugin Source

How to Run

References

Version

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