PT-2020-17037 · Plone Foundation · Plone

Misakikata · Published 2020-12-30 · Updated 2021-04-07 · CVE-2020-28734

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Plone versions prior to 5.2.3

Description The issue allows XXE attacks through a feature explicitly available to the Manager role.

Recommendations For versions prior to 5.2.3, update to version 5.2.3 or later to resolve the issue.

Fix

XXE

Weakness Enumeration

CWE-611

Related Identifiers

CVE-2020-28734

GHSA-WQ6X-G685-W5F2

PYSEC-2020-246

Affected Products

Plone

References · 10

• https://github.com/plone/Products.CMFPlone/issues/3209 · Patch
• https://osv.dev/vulnerability/PYSEC-2020-246 · Vendor Advisory
• https://dist.plone.org/release/5.2.3/RELEASE-NOTES.txt · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-28734 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-wq6x-g685-w5f2 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-28734 · Security Note
• https://github.com/pypa/advisory-database/tree/main/vulns/plone/PYSEC-2020-246.yaml · Note
• https://t.me/cvenotify/7977 · Telegram Post
• https://misakikata.com/codes/plone/python-en.html · Note
• https://github.com/advisories/GHSA-wq6x-g685-w5f2 · Note