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nessusThis script is Copyright (C) 2022-2023 and is owned by Tenable, Inc. or an Affiliate thereof.SAP_NETWEAVER_AS_JAVA_3059764.NASL
HistoryJun 21, 2022 - 12:00 a.m.

SAP NetWeaver AS Java Information Disclosure (Enterprise Portal) (3059764)

2022-06-2100:00:00
This script is Copyright (C) 2022-2023 and is owned by Tenable, Inc. or an Affiliate thereof.
www.tenable.com
10
sap netweaver
java
information disclosure
enterprise portal
cve-2021-33687
vulnerability

CVSS2

4

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:S/C:P/I:N/A:N

CVSS3

4.9

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

EPSS

0.002

Percentile

61.0%

SAP NetWeaver AS JAVA (Enterprise Portal), versions - 7.10, 7.20, 7.30, 7.31, 7.40, 7.50 reveals sensitive information in one of their HTTP requests, an attacker can use this in conjunction with other attacks such as XSS to steal this information.

Note that Nessus has not tested for this issue but has instead relied only on the application’s self-reported version number.

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

include('compat.inc');

if (description)
{
  script_id(162414);
  script_version("1.3");
  script_set_attribute(attribute:"plugin_modification_date", value:"2023/03/23");

  script_cve_id("CVE-2021-33687");
  script_xref(name:"IAVA", value:"2021-A-0310");

  script_name(english:"SAP NetWeaver AS Java Information Disclosure (Enterprise Portal) (3059764)");

  script_set_attribute(attribute:"synopsis", value:
"The remote SAP NetWeaver AS Java server may be affected by a information disclosure vulnerability.");
  script_set_attribute(attribute:"description", value:
"SAP NetWeaver AS JAVA (Enterprise Portal), versions - 7.10, 7.20, 7.30, 7.31, 7.40, 7.50 reveals sensitive information 
in one of their HTTP requests, an attacker can use this in conjunction with other attacks such as XSS to steal this 
information.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version
number.");
  # https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=580617506
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?39f0ff28");
  script_set_attribute(attribute:"see_also", value:"https://launchpad.support.sap.com/#/notes/3059764");
  script_set_attribute(attribute:"solution", value:
"Apply the appropriate patch according to the vendor advisory.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:S/C:P/I:N/A:N");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2021-33687");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");

  script_set_attribute(attribute:"vuln_publication_date", value:"2021/07/13");
  script_set_attribute(attribute:"patch_publication_date", value:"2021/07/13");
  script_set_attribute(attribute:"plugin_publication_date", value:"2022/06/21");

  script_set_attribute(attribute:"potential_vulnerability", value:"true");
  script_set_attribute(attribute:"plugin_type", value:"remote");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:sap:netweaver_application_server");
  script_set_attribute(attribute:"stig_severity", value:"I");
  script_end_attributes();

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

  script_copyright(english:"This script is Copyright (C) 2022-2023 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("sap_netweaver_as_web_detect.nbin");
  script_require_keys("installed_sw/SAP Netweaver Application Server (AS)", "Settings/ParanoidReport");
  script_require_ports("Services/www", 80, 443, 8000, 50000);

  exit(0);
}

include('vcf_extras_sap.inc');

if (report_paranoia < 2) audit(AUDIT_PARANOID);

var app_info = vcf::sap_netweaver_as::get_app_info();

var constraints = [
  {'min_version' : '7.10', 'max_version' : '7.11', 'fixed_display' : 'See vendor advisory' },
  {'equal' : '7.20', 'fixed_display' : 'See vendor advisory' },
  {'equal' : '7.30', 'fixed_display' : 'See vendor advisory' },
  {'equal' : '7.31', 'fixed_display' : 'See vendor advisory' },
  {'equal' : '7.40', 'fixed_display' : 'See vendor advisory' },
  {'equal' : '7.50', 'fixed_display' : 'See vendor advisory' }
];

vcf::sap_netweaver_as::check_version_and_report(
  app_info:app_info,
  constraints:constraints,
  severity:SECURITY_WARNING
);
VendorProductVersionCPE
sapnetweaver_application_servercpe:/a:sap:netweaver_application_server

CVSS2

4

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:S/C:P/I:N/A:N

CVSS3

4.9

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

EPSS

0.002

Percentile

61.0%

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