CVE-2021-40109

Published Sep 27, 2021

Last updated 3 years ago

Overview

Description
A SSRF issue was discovered in Concrete CMS through 8.5.5. Users can access forbidden files on their local network. A user with permissions to upload files from external sites can upload a URL that redirects to an internal resource of any file type. The redirect is followed and loads the contents of the file from the redirected-to server. Files of disallowed types can be uploaded.
Source
cve@mitre.org
NVD status
Analyzed

Risk scores

CVSS 3.1

Type
Primary
Base score
6.4
Impact score
2.7
Exploitability score
3.1
Vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Severity
MEDIUM

CVSS 2.0

Type
Primary
Base score
5.5
Impact score
4.9
Exploitability score
8
Vector string
AV:N/AC:L/Au:S/C:P/I:P/A:N

Weaknesses

nvd@nist.gov
CWE-918

Social media

Hype score
Not currently trending

Configurations