CVE-2024-25595

WordPress Defender Security plugin <= 4.4.1 - IP Restriction Bypass vulnerability

Severity Score

5.3

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Attend

*SSVC

Descriptions

Authentication Bypass by Spoofing vulnerability in WPMU DEV Defender Security allows Functionality Bypass.This issue affects Defender Security: from n/a through 4.4.1.

La vulnerabilidad de omisión de autenticación mediante suplantación de identidad en WPMU DEV Defender Security permite la omisión de funcionalidad. Este problema afecta a Defender Security: desde n/a hasta 4.4.1.

The Defender Security – Malware Scanner, Login Security & Firewall plugin for WordPress is vulnerable to IP Address Spoofing in all versions up to, and including, 4.4.1 due to user-supplied HTTP headers as a primary method for IP retrieval. This makes it possible for unauthenticated attackers to bypass IP Address restrictions.

*Credits: Yudistira Arya (Patchstack Alliance)

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

None

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:Attend

Exploitation

None

Automatable

Yes

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2024-02-08 CVE Reserved
2024-02-12 CVE Published
2024-05-18 EPSS Updated
2024-08-01 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-290: Authentication Bypass by Spoofing
CWE-693: Protection Mechanism Failure

CAPEC

CAPEC-554: Functionality Bypass

References (1)

URL	Tag	Source
https://patchstack.com/database/vulnerability/defender-security/wordpress-defender-security-plugin-4-4-1-ip-restriction-bypass-vulnerability?_s_id=cve	Vdb Entry

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Defender Security Search vendor "Defender Security"		Defender Security Search vendor "Defender Security" for product "Defender Security"				>= 0.0.0 <= 4.4.1 Search vendor "Defender Security" for product "Defender Security" and version " >= 0.0.0 <= 4.4.1"		en		Affected