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High 8.7
User data deletion by anoynmous users in Zope
Zope AccessControl provides a general security framework for use in Zope. In affected versions anonymous users can delete the user data maintained by an `AccessControl.userfolder.UserFolder` which may prevent any privileged access. This problem has been fixed…
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High 7.5
Remote Code Execution via Script (Python) objects under Python 3
Zope is an open-source web application server. Zope versions prior to versions 4.6.3 and 5.3 have a remote code execution security issue. In order to be affected, one must use Python 3 for one's Zope deployment, run Zope 4 below version 4.6.3 or Zope 5 below …
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High 8.8
Remote Code Execution via traversal in TAL expressions
Zope is an open-source web application server. This advisory extends the previous advisory at https://github.com/zopefoundation/Zope/security/advisories/GHSA-5pr9-v234-jw36 with additional cases of TAL expression traversal vulnerabilities. Most Python modules…
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High 7.5
Zope Denial of Service (DoS) vulnerability in ZServer
ZServer in Zope 2.10.x before 2.10.12 and 2.11.x before 2.11.7 allows remote attackers to cause a denial of service (crash of worker threads) via vectors that trigger uncaught exceptions.
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High —
Zope does not properly verify the access for objects with proxy roles
Zope 2.2.0 through 2.5.1 does not properly verify the access for objects with proxy roles, which could allow some users to access documents in violation of the intended configuration.
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High —
ZCatalog plug-in for Zope allows anonymous users to bypass access restrictions
ZCatalog plug-in index support capability for Zope 2.4.0 through 2.5.1 allows anonymous users and untrusted code to bypass access restrictions and call arbitrary methods of catalog indexes.
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High —
Zope does not properly perform security registration for legacy names
Zope 2.2.0 through 2.2.4 does not properly perform security registration for legacy names of object constructors such as DTML method objects, which could allow attackers to perform unauthorized activities.
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High —
Zope does not properly restrict access to the getRoles method
Zope before 2.2.1 does not properly restrict access to the getRoles method, which allows users who can edit DTML to add or modify roles by modifying the roles list that is included in a request.
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High —
Zope DTML implementation Improper Authentication
The DTML implementation in the Z Object Publishing Environment (Zope) allows remote attackers to conduct unauthorized activities.