PT-2021-20166 · Plone · Plone

Calum Hutton · Published 2021-05-21 · Updated 2021-06-15 · CVE-2021-33509

Positive Technologies (AI Summary)

CVSS v3.1

9.9

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions Plone versions through 5.2.4

Description The issue allows remote authenticated managers to perform disk I/O via crafted keyword arguments to the ReStructuredText transform in a Python script.

Recommendations For Plone versions through 5.2.4, update to a version later than 5.2.4 to resolve the issue.

Fix

Incorrect Permission

Weakness Enumeration

CWE-732

Related Identifiers

CVE-2021-33509

GHSA-HM2P-FHWX-9285

PYSEC-2021-81

Affected Products

Plone

References · 12

• https://osv.dev/vulnerability/PYSEC-2021-81 · Vendor Advisory
• https://plone.org/security/hotfix/20210518/writing-arbitrary-files-via-docutils-and-python-script · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-33509 · Security Note
• https://osv.dev/vulnerability/GHSA-hm2p-fhwx-9285 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-33509 · Vendor Advisory
• https://github.com/pypa/advisory-database/tree/main/vulns/plone/PYSEC-2021-81.yaml · Note
• https://github.com/plone/Plone · Note
• https://t.me/cvenotify/14852 · Telegram Post
• https://t.me/cvenotify/14894 · Telegram Post
• https://t.me/cvenotify/14860 · Telegram Post
• https://github.com/advisories/GHSA-hm2p-fhwx-9285 · Note
• http://openwall.com/lists/oss-security/2021/05/22/1 · Note