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nessusThis script is Copyright (C) 2023-2024 and is owned by Tenable, Inc. or an Affiliate thereof.TOMCAT_8_5_88.NASL
HistoryMay 24, 2023 - 12:00 a.m.

Apache Tomcat 8.5.85 < 8.5.88 DoS

2023-05-2400:00:00
This script is Copyright (C) 2023-2024 and is owned by Tenable, Inc. or an Affiliate thereof.
www.tenable.com
126

7.4 High

AI Score

Confidence

High

The version of Tomcat installed on the remote host is prior to 8.5.88. It is, therefore, affected by a vulnerability as referenced in the fixed_in_apache_tomcat_8.5.88_security-8 advisory. The fix for CVE-2023-24998 was incomplete for Apache Tomcat 11.0.0-M2 to 11.0.0-M4, 10.1.5 to 10.1.7, 9.0.71 to 9.0.73 and 8.5.85 to 8.5.87. If non-default HTTP connector settings were used such that the maxParameterCount could be reached using query string parameters and a request was submitted that supplied exactly maxParameterCount parameters in the query string, the limit for uploaded request parts could be bypassed with the potential for a denial of service to occur.

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

#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
##

include('compat.inc');

if (description)
{
  script_id(176290);
  script_version("1.4");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/05/06");

  script_cve_id("CVE-2023-28709");
  script_xref(name:"IAVA", value:"2023-A-0266-S");

  script_name(english:"Apache Tomcat 8.5.85 < 8.5.88 DoS");

  script_set_attribute(attribute:"synopsis", value:
"The remote Apache Tomcat server is affected by a denial of service vulnerability");
  script_set_attribute(attribute:"description", value:
"The version of Tomcat installed on the remote host is prior to 8.5.88. It is, therefore, affected by a vulnerability as
referenced in the fixed_in_apache_tomcat_8.5.88_security-8 advisory. The fix for CVE-2023-24998 was incomplete for
Apache Tomcat 11.0.0-M2 to 11.0.0-M4, 10.1.5 to 10.1.7, 9.0.71 to 9.0.73 and 8.5.85 to 8.5.87. If non-default HTTP
connector settings were used such that the maxParameterCount could be reached using query string parameters and a
request was submitted that supplied exactly maxParameterCount parameters in the query string, the limit for uploaded
request parts could be bypassed with the potential for a denial of service to occur.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version
number.");
  # https://github.com/apache/tomcat/commit/5badf94e79e5de206fc0ef3054fd536b1bb787cd
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?5d9e0579");
  # https://tomcat.apache.org/security-8.html#Fixed_in_Apache_Tomcat_8.5.88
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?4bc12cfd");
  script_set_attribute(attribute:"solution", value:
"Upgrade to Apache Tomcat version 8.5.88 or later.");
  script_set_attribute(attribute:"agent", value:"all");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C");
  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:N/UI:N/S:U/C:N/I:N/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2023-28709");

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

  script_set_attribute(attribute:"vuln_publication_date", value:"2023/05/22");
  script_set_attribute(attribute:"patch_publication_date", value:"2023/04/19");
  script_set_attribute(attribute:"plugin_publication_date", value:"2023/05/24");

  script_set_attribute(attribute:"plugin_type", value:"combined");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:apache:tomcat:8");
  script_set_attribute(attribute:"generated_plugin", value:"former");
  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) 2023-2024 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("tomcat_error_version.nasl", "tomcat_win_installed.nbin", "apache_tomcat_nix_installed.nbin");
  script_require_keys("installed_sw/Apache Tomcat");

  exit(0);
}

include('tomcat_version.inc');

tomcat_check_version(fixed: '8.5.88', min:'8.5.85', severity:SECURITY_HOLE, granularity_regex: "^8(\.5)?$");
VendorProductVersionCPE
apachetomcat8cpe:/a:apache:tomcat:8