Advanced Forms for ACF <= 1.6.8 - Insecure Direct Object Reference

2020-06-27 00:00

Suppawit Punhakit

Strategic Overview

Status

Patched in 1.6.9

Affected PluginAdvanced Forms for ACF

Affected Version< 1.6.9

CVSS8.8High

CVECVE-2021-24892

View all Advanced Forms for ACF vulnerabilities

Vulnerability Overview

Insecure Direct Object Reference in edit function of Advanced Forms (Free & Pro) before 1.6.9 allows authenticated remote attacker to change arbitrary user's email address and request for reset password, which could lead to take over of WordPress's administrator account. To exploit this vulnerability, an attacker must register to obtain a valid WordPress's user and use such user to authenticate with WordPress in order to exploit the vulnerable edit function.

Technical Analysis

REMEDIATION: Update to version 1.6.9, 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-2021-24892 https://www.wordfence.com/threat-intel/vulnerabilities/id/3c021686-3c9d-4382-be5c-9d4bf989cdcd

CVSS Vector

8.8

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

Base

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredLow
User InteractionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

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