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PYSEC-2020-90

Details

A privilege escalation issue in plone.app.contenttypes in Plone 4.3 through 5.2.1 allows users to PUT (overwrite) some content without needing write permission.

Are you affected?

Enter the version of the package you're using.

Affected packages

PyPI / plone

Introduced in: 4.3 Fixed in: 5.2.2

Fix pip install --upgrade 'plone>=5.2.2'

References

https://plone.org/security/hotfix/20200121 [WEB]
https://plone.org/security/hotfix/20200121/privilege-escalation-for-overwriting-content [WEB]
https://www.openwall.com/lists/oss-security/2020/01/22/1 [WEB]
http://www.openwall.com/lists/oss-security/2020/01/24/1 [WEB]