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Plone < 2.5.5 / 3.x < 3.3.6 / 4.x < 4.0.4 Privilege Escalation (HF 20110720)

🗓️ 22 Jul 2026 00:00:00Reported by TenableType 
nessus
 nessus
🔗 www.tenable.com👁 5 Views

Plone before 2.5.5, 3.x before 3.3.6, or 4.x before 4.0.4 permit unauthenticated admin escalation.

Related
Refs
Code
#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
##

include('compat.inc');

if (description)
{
  script_id(329012);
  script_version("1.2");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/07/23");

  script_cve_id("CVE-2011-0720");

  script_name(english:"Plone < 2.5.5 / 3.x < 3.3.6 / 4.x < 4.0.4 Privilege Escalation (HF 20110720)");

  script_set_attribute(attribute:"synopsis", value:
"The remote host is affected by a privilege escalation vulnerability.");
  script_set_attribute(attribute:"description", value:
"The version of Plone installed on the remote host is prior to 2.5.5, 3.x prior to 3.3.6, or 4.x prior to 4.0.4. It is,
therefore, affected by a privilege escalation vulnerability. An unauthenticated, remote attacker can exploit this to gain
administrative access to the application.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version
number. Since a vendor hotfix (PloneHotfix20110720) may remediate this without a version upgrade, this plugin only
reports when running in Paranoid mode.");
  # https://web.archive.org/web/20140722014202/http://plone.org/products/plone-hotfix/releases/CVE-2011-0720
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?551d867d");
  script_set_attribute(attribute:"see_also", value:"https://plone.org/security/hotfix/20110720");
  script_set_attribute(attribute:"solution", value:
"Apply the vendor hotfix (Products.PloneHotfix20110720), or upgrade to Plone 2.5.5, 3.3.6, 4.0.4 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:U/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:N");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2011-0720");

  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:"2011/02/03");
  script_set_attribute(attribute:"patch_publication_date", value:"2011/02/08");
  script_set_attribute(attribute:"plugin_publication_date", value:"2026/07/22");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:plone:plone");
  script_end_attributes();

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

  script_copyright(english:"This script is Copyright (C) 2026 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("python_plone_detect.nbin");
  script_require_ports("installed_sw/plone", "Settings/ParanoidReport");

  exit(0);
}

include('vdf.inc');

# @tvdl-content
var vuln_data = {
  'metadata': {'spec_version': '1.0'},
  'checks': [
    {
      'product': {'name': 'plone', 'type': 'app'},
      'requires': [{'scope': 'target', 'match': {'paranoia': true}}],
      'check_algorithm': 'default',
      'constraints': [
        {'fixed_version': '2.5.5'},
        {'min_version': '3', 'fixed_version': '3.3.6'},
        {'min_version': '4', 'fixed_version': '4.0.4'}
      ]
    }
  ]
};

var result = vdf::check_and_report(vuln_data:vuln_data, severity:SECURITY_HOLE, check_backporting:true);
vdf::handle_check_and_report_errors(vdf_result:result);

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23 Jul 2026 00:00Current
5.4Medium risk
Vulners AI Score5.4
CVSS 27.5
EPSS0.03171
5