PRIOn Logo

CVE-2020-28246 Remote code execution

Significant
Remediate Within one Month

CVE Information

Original CVE data

Published:
Updated:

A Server-Side Template Injection (SSTI) was discovered in Form.io 2.0.0. This leads to Remote Code Execution during deletion of the default Email template URL. NOTE: the email templating service was removed after 2020. Additionally, the vendor disputes this issue indicating this is sandboxed and only executable by admins.

CWE: CWE-74
CVSS v27.5
AV:N/AC:L/AU:N/C:P/I:P/A:P
CVSS v39.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
References
https://github.com/formio/formio
https://github.com/formio/enterprise-release/blob/master/API-Server-Change-Log.md
Affected Vendors

Form - (1)

Basic Analysis

Common vulnerability metrics

Vulnerabilty type as detected by PRIOnengine

Remote code execution

CVSS Scores as calculated by PRIOnengine
CVSS v27.5
AV:N/AC:L/AU:N/C:P/I:P/A:P
CVSS v39.8
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
MITRE CWE Top 25

-

Exploits

No exploit code is reported to exist.

Active Exploitation

Vulnerability is not in CISA's Known Exploited Vulnerabilities (KEV) catalog. See the KEV Catalog

Social Network Activity

-

Threat Actor Activity

No sightings of the vulnerability within threat reports.

Cybersecurity Frameworks

How the vulnerability maps against various cybersecurity frameworks

T1499.004 - Endpoint Denial of Service (Application or System Exploitation)
T1203 - Exploitation for Client Execution
T1190 - Exploit Public-Facing Application
T1083 - File and Directory Discovery
T1059 - Command and Scripting Interpreter
T1005 - Data from Local System

Compliance Impact

How the submited vulnerability affects compliance

PCI DSS v3.2.1-6.5.1 - Injection Flaws

Web Application Security Frameworks

Applicable if the issue likely affects a web application

-