CVE-2021-33511 Information

Description

Plone though 5.2.4 allows SSRF via the lxml parser. This affects Diazo themes Dexterity TTW schemas and modeleditors in plone.app.theming plone.app.dexterity and plone.supermodel.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Reference

https://plone.org/security/hotfix/20210518/server-side-request-forgery-via-lxml-parser http://www.openwall.com/lists/oss-security/2021/05/22/1

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

NONE

Base Severity

7.5