Plone Security Bypass

high Nessus Plugin ID 53546


The remote web server has an application that that is affected by a security bypass vulnerability.


The version of Plone on the remote host fails to require authentication to access several sensitive functions.

Plone is built on top of Zope, which maps Python objects and their methods to URLs. Methods can have security restrictions, such as requiring a login account or a specific privilege level, applied to them to limit access. The installed version of Plone permits access to several methods that allow the adding, deleting, and changing content and users.


Apply Plone Hotfix CVE-2011-0720.

See Also

Plugin Details

Severity: High

ID: 53546

File Name: plone_authentication_bypass.nasl

Version: 1.9

Type: remote

Family: CGI abuses

Published: 4/25/2011

Updated: 4/11/2022

Configuration: Enable thorough checks

Supported Sensors: Nessus

Risk Information


Risk Factor: Medium

Score: 5.2


Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Vulnerability Information

CPE: cpe:/a:plone:plone

Required KB Items: www/plone

Excluded KB Items: Settings/disable_cgi_scanning

Exploit Ease: No exploit is required

Exploited by Nessus: true

Patch Publication Date: 2/8/2011

Vulnerability Publication Date: 2/2/2011

Reference Information

CVE: CVE-2011-0720

BID: 46102

SECUNIA: 43146