nintechnet NinjaFirewall Plugin up to 4.3.3 on WordPress Phar deserialization

CVSS Meta Temp Score
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CTI Interest Score
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5.2$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in nintechnet NinjaFirewall Plugin up to 4.3.3 on WordPress. Impacted is an unknown function of the component Phar Handler. Executing a manipulation can lead to deserialization. This vulnerability is tracked as CVE-2021-4451. The attack can be launched remotely. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in nintechnet NinjaFirewall Plugin up to 4.3.3 on WordPress. It has been declared as problematic. This vulnerability affects an unknown functionality of the component Phar Handler. The manipulation with an unknown input leads to a deserialization vulnerability. The CWE definition for the vulnerability is CWE-502. The product deserializes untrusted data without sufficiently verifying that the resulting data will be valid. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

The NinjaFirewall plugin for WordPress is vulnerable to Authenticated PHAR Deserialization in versions up to, and including, 4.3.3. This allows authenticated attackers to perform phar deserialization on the server. This deserialization can allow other plugin or theme exploits if vulnerable software is present (WordPress, and NinjaFirewall).

The weakness was disclosed by Chloe Chamberland. The advisory is available at wordfence.com. This vulnerability was named CVE-2021-4451 since 10/15/2024. The exploitation appears to be difficult. The attack can be initiated remotely. Additional levels of successful authentication are required for exploitation. The technical details are unknown and an exploit is not available.

Upgrading to version 4.3.4 eliminates this vulnerability.

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Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 4.1
VulDB Temp Score: 3.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 6.6
CNA Vector (Wordfence): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Deserialization
CWE: CWE-502 / CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: NinjaFirewall Plugin 4.3.4

Timelineinfo

10/15/2024 🔍
10/16/2024 +1 days 🔍
10/16/2024 +0 days 🔍
10/16/2024 +0 days 🔍

Sourcesinfo

Advisory: wordfence.com
Researcher: Chloe Chamberland
Status: Confirmed

CVE: CVE-2021-4451 (🔍)
GCVE (CVE): GCVE-0-2021-4451
GCVE (VulDB): GCVE-100-280582

Entryinfo

Created: 10/16/2024 10:06
Changes: 10/16/2024 10:06 (66)
Complete: 🔍
Cache ID: 216::103

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