CVE-2023-36814
HighCVSS 7.5Exploitation Probability (EPSS)
Low risk44th percentile - higher than 44% of all known CVEs
Summary
The vulnerability in `Products.CMFCore` allows the use of Python's marshal module to handle unchecked input in a public method on `PortalFolder` objects, potentially leading to unauthenticated denial of service and crash situations. All deployments based on `Products.CMFCore`, including Plone, are affected.
Risk Assessment
Organizations may experience service outages and potential financial losses due to system crashes. All deployments are vulnerable to attacks, increasing security risks.
Recommendation
It is recommended to upgrade to version 3.2 of `Products.CMFCore` to mitigate this vulnerability. A security audit of deployments based on this framework should also be conducted.
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Original NVD description (English source)
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.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS

