Tutor LMS – eLearning and online course solution <= 2.7.1 - Authenticated (Instructor+) Insecure Direct Object Reference to Arbitrary Quiz Attempt Deletion

2024-06-06 00:00

Thanh Nam Tran

Strategic Overview

Status

Patched in 2.7.2

Affected PluginTutor LMS – eLearning and online course solution

Affected Version<= 2.7.1

CVSS4.3Medium

CVECVE-2024-5438

View all Tutor LMS – eLearning and online course solution vulnerabilities

Vulnerability Overview

The Tutor LMS – eLearning and online course solution plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 2.7.1 via the 'attempt_delete' function due to missing validation on a user controlled key. This makes it possible for authenticated attackers, with Instructor-level access and above, to delete arbitrary quiz attempts.

Technical Analysis

REMEDIATION: Update to version 2.7.2, or a newer patched version --- IDENTIFIER: CWE-639 (Authorization Bypass Through User-Controlled Key) The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data.

External References

https://www.cve.org/CVERecord?id=CVE-2024-5438 https://www.wordfence.com/threat-intel/vulnerabilities/id/00ec14d4-d97b-40b1-b61b-05e911f49bb0

CVSS Vector

4.3

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

Base

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredLow
User InteractionNone
ScopeUnchanged
ConfidentialityNone
IntegrityNone
AvailabilityLow

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