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CVE-2018-19146

Good to know:

Date: June 17, 2019

Concrete5 8.4.3 has XSS because config/concrete.php allows uploads (by administrators) of SVG files that may contain HTML data with a SCRIPT element.

Language: PHP

Severity Score

4.8

Related Resources (6)

Url: https://www.concrete5.org/

Url: https://hackerone.com/reports/437863

Url: https://nvd.nist.gov/vuln/detail/CVE-2018-19146

Url: https://hackerone.com/concrete5?view_policy=true

Url: https://www.w3.org/TR/SVG2/intro.html#W3CCompatibility

Url: https://www.mend.io/vulnerability-database/CVE-2018-19146

Severity Score

4.8

Weakness Type (CWE)

Cross-Site Scripting (XSS)

CWE-79

Top Fix

Upgrade Version

Upgrade to version 8.4.4

CVSS v3.1

Base Score:	4.8
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	HIGH
User Interaction (UI):	REQUIRED
Scope (S):	CHANGED
Confidentiality (C):	LOW
Integrity (I):	LOW
Availability (A):	NONE

CVSS v2

Base Score:	3.5
Access Vector (AV):	NETWORK
Access Complexity (AC):	MEDIUM
Authentication (AU):	SINGLE
Confidentiality (C):	NONE
Integrity (I):	PARTIAL
Availability (A):	NONE
Additional information:

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