Incorrect permission assignment for critical resource in Plone - CVE-2021-33509
Published: May 28, 2021
Vulnerability identifier: #VU53650
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2021-33509
CWE-ID: CWE-732
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Plone
Affected software:
Plone
Plone
Detailed vulnerability description
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to incorrect permission assignment for critical resource. A remote authenticated attacker can perform disk I/O via crafted keyword arguments to the ReStructuredText transform in a Python script.
How to mitigate CVE-2021-33509
Install update from vendor's website.