CVE-2023-36814 HIGH

CVE-2023-36814: zopefoundation's Products.CMFCore vulnerable to unauthenticated denial of service and crash via unchecked use of input with Python's marshal module

Vendor Zopefoundation

Product Products.CMFCore

Weakness CWE-770 · Uncontrolled resource consumption

Published July 3, 2023

Last update November 22, 2024

View on NVD All CVEs

CVSS base score

7.5/10

Attack vector Network

Attack complexity Low

Privileges required None

User interaction None

Confidentiality None

Integrity None

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

What the vulnerability does

Description

Products.CMFCore are the key framework services for the Zope Content Management Framework (CMF). The use of Python's marshal module to handle unchecked input in a public method on `PortalFolder` objects can lead to an unauthenticated denial of service and crash situation. The code in question is exposed by all portal software built on top of `Products.CMFCore`, such as Plone. All deployments are vulnerable. The code has been fixed in `Products.CMFCore` version 3.2.

Key dates

Disclosure timeline

July 3, 2023 CVE published

November 22, 2024 Record updated