Apache < 2.2.3 mod_rewrite LDAP Protocol URL Handling Overflow

2008-03-26T00:00:00
ID APACHE_2_2_3.NASL
Type nessus
Reporter This script is Copyright (C) 2008-2018 Tenable Network Security, Inc.
Modified 2020-01-02T00:00:00

Description

The remote host appears to be running a version of Apache which is older than 2.2.3.

This version is vulnerable to an off-by-one buffer overflow attack in the mod_rewrite module.

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


include("compat.inc");

if(description)
{
 script_id(31659);
 script_version("1.25");
 script_cvs_date("Date: 2018/06/29 12:01:03");
 
 script_cve_id("CVE-2006-3747", "CVE-2006-4154");
 script_bugtraq_id(19204);
 
 script_name(english:"Apache < 2.2.3 mod_rewrite LDAP Protocol URL Handling Overflow");
 script_summary(english:"Checks for version of Apache");

 script_set_attribute(attribute:"synopsis", value:
"The remote version of Apache is vulnerable to an off-by-one buffer
overflow attack." );
 script_set_attribute(attribute:"description", value:
"The remote host appears to be running a version of Apache which is
older than 2.2.3.

This version is vulnerable to an off-by-one buffer overflow attack in
the mod_rewrite module." );
 script_set_attribute(attribute:"see_also", value:"http://www.apache.org/dist/httpd/Announcement.html" );
 script_set_attribute(attribute:"solution", value:"Upgrade to version 2.2.3 or later.");
 script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P");
 script_set_cvss_temporal_vector("CVSS2#E:F/RL:OF/RC:C");
 script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L");
 script_set_cvss3_temporal_vector("CVSS:3.0/E:F/RL:O/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:'Apache Module mod_rewrite LDAP Protocol Buffer Overflow');
 script_set_attribute(attribute:"exploit_framework_metasploit", value:"true");
 script_cwe_id(189);

 script_set_attribute(attribute:"plugin_publication_date", value: "2008/03/26");
 script_set_attribute(attribute:"vuln_publication_date", value: "2006/07/28");
 script_set_attribute(attribute:"plugin_type", value:"remote");
 script_set_attribute(attribute:"cpe", value:"cpe:/a:apache:http_server");
 script_end_attributes();

 script_category(ACT_GATHER_INFO);
 
 script_copyright(english:"This script is Copyright (C) 2008-2018 Tenable Network Security, Inc.");
 script_family(english:"Web Servers");
 script_dependencie("apache_http_version.nasl");
 script_require_keys("installed_sw/Apache", "Settings/ParanoidReport");
 script_require_ports("Services/www", 80);
 exit(0);
}

#
# The script code starts here
#
include("global_settings.inc");
include("misc_func.inc");
include("http.inc");
include("audit.inc");
include("install_func.inc");

get_install_count(app_name:"Apache", exit_if_zero:TRUE);
port = get_http_port(default:80);
install = get_single_install(app_name:"Apache", port:port, exit_if_unknown_ver:TRUE);

# Check if we could get a version first, then check if it was 
# backported
version = get_kb_item_or_exit('www/apache/'+port+'/version', exit_code:1);
backported = get_kb_item_or_exit('www/apache/'+port+'/backported', exit_code:1);

if (report_paranoia < 2 && backported) audit(AUDIT_BACKPORT_SERVICE, port, "Apache");
source = get_kb_item_or_exit('www/apache/'+port+'/source', exit_code:1);

# Check if the version looks like either ServerTokens Major/Minor
# was used
if (version =~ '^2(\\.2)?$') exit(1, "The banner from the Apache server listening on port "+port+" - "+source+" - is not granular enough to make a determination.");
if (version !~ "^\d+(\.\d+)*$") exit(1, "The version of Apache listening on port " + port + " - " + version + " - is non-numeric and, therefore, cannot be used to make a determination.");
if (version =~ '^2\\.2' && ver_compare(ver:version, fix:'2.2.3') == -1)
{
  if (report_verbosity > 0)
  {
    report =
      '\n  Version source    : ' + source +
      '\n  Installed version : ' + version + 
      '\n  Fixed version     : 2.2.3\n';
    security_hole(port:port, extra:report);
  }
  else security_hole(port);
  exit(0);
}
else audit(AUDIT_LISTEN_NOT_VULN, "Apache", port, install["version"]);