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Plone <= 4.1.3 DoS

🗓️ 22 Jul 2026 00:00:00Reported by TenableType 
nessus
 nessus
🔗 www.tenable.com👁 4 Views

Plone versions 4.1.3 and earlier are vulnerable to denial of service from hash collision handling.

Related
Refs
Code
ReporterTitlePublishedViews
Family
CVE
CVE-2011-4462
30 Dec 201101:00
cve
Cvelist
CVE-2011-4462
30 Dec 201101:00
cvelist
EUVD
EUVD-2011-0022
7 Oct 202500:30
euvd
Github Security Blog
Plone Denial of Service vulnerability
23 Jul 201819:50
github
NVD
CVE-2011-4462
30 Dec 201101:55
nvd
OSV
GHSA-PCWM-8JC3-QXVJ Plone Denial of Service vulnerability
23 Jul 201819:50
osv
OSV
PYSEC-2011-22
30 Dec 201101:55
osv
Prion
Code injection
30 Dec 201101:55
prion
PyPA
PYSEC-2011-22
30 Dec 201101:55
pypa
Tenable Nessus
RHEL 5 : conga (Unpatched Vulnerability)
3 Jun 202400:00
nessus
Rows per page
#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
##

include('compat.inc');

if (description)
{
  script_id(329010);
  script_version("1.2");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/07/23");

  script_cve_id("CVE-2011-4462");

  script_name(english:"Plone <= 4.1.3 DoS");

  script_set_attribute(attribute:"synopsis", value:
"The remote host is affected by a denial of service vulnerability.");
  script_set_attribute(attribute:"description", value:
"The version of Plone installed on the remote host is less than or equal to 4.1.3. It is, therefore, affected by a denial
of service vulnerability due to improper handling of hash values for form parameters to prevent hash collisions. An
unauthenticated, remote attacker can exploit this issue, via specially crafted requests, to cause the application to stop
responding.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version
number.");
  script_set_attribute(attribute:"see_also", value:"http://www.kb.cert.org/vuls/id/903934");
  script_set_attribute(attribute:"see_also", value:"http://www.ocert.org/advisories/ocert-2011-003.html");
  script_set_attribute(attribute:"see_also", value:"https://exchange.xforce.ibmcloud.com/vulnerabilities/72018");
  script_set_attribute(attribute:"solution", value:
"Contact vendor for solution.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:N/I:N/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: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-2011-4462");

  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:"2011/12/28");
  script_set_attribute(attribute:"patch_publication_date", value:"2012/02/12");
  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");

  exit(0);
}

include('vdf.inc');

# @tvdl-content
var vuln_data = {
  'metadata': {'spec_version': '1.0'},
  'checks': [
    {
      'product': {'name': 'plone', 'type': 'app'},
      'check_algorithm': 'default',
      'constraints': [
        {'max_version': '4.1.3', 'fixed_display': 'Contact Vendor'}
      ]
    }
  ]
};

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

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23 Jul 2026 00:00Current
6.3Medium risk
Vulners AI Score6.3
CVSS 25
EPSS0.03341
4