Ninja Forms <= 3.5.7 - Unprotected REST-API to Email Injection

2021-09-22 15:21

Chloe Chamberland

Strategic Overview

Status

Patched in 3.5.8

Affected PluginNinja Forms – The Contact Form Builder That Grows With You

Affected Version<= 3.5.7

CVSS6.4Medium

CVECVE-2021-34648

View all Ninja Forms – The Contact Form Builder That Grows With You vulnerabilities

Vulnerability Overview

The Ninja Forms WordPress plugin is vulnerable to arbitrary email sending via the trigger_email_action function found in the ~/includes/Routes/Submissions.php file, in versions up to and including 3.5.7. This allows authenticated attackers to send arbitrary emails from the affected server via the /ninja-forms-submissions/email-action REST API which can be used to socially engineer victims.

Technical Analysis

REMEDIATION: Update to version 3.5.8, or a newer patched version --- IDENTIFIER: CWE-863 (Incorrect Authorization) The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.

External References

https://www.cve.org/CVERecord?id=CVE-2021-34648 https://www.wordfence.com/threat-intel/vulnerabilities/id/b5bdf526-8378-413f-b51e-24351dd0774b

CVSS Vector

6.4

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

Base

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredLow
User InteractionNone
ScopeChanged
ConfidentialityLow
IntegrityLow
AvailabilityNone

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