WPMU Defender Security Plugin up to 3.3.2 on WordPress Temporary File sensitive information

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.5$0-$5k0.00

Summaryinfo

A vulnerability was found in WPMU Defender Security Plugin up to 3.3.2 on WordPress. It has been rated as problematic. This affects an unknown part of the component Temporary File Handler. The manipulation leads to sensitive information. This vulnerability is documented as CVE-2022-44581. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in WPMU Defender Security Plugin up to 3.3.2 on WordPress. It has been rated as problematic. This issue affects an unknown function of the component Temporary File Handler. The manipulation with an unknown input leads to a sensitive information vulnerability. Using CWE to declare the problem leads to CWE-922. The product stores sensitive information without properly limiting read or write access by unauthorized actors. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Insecure Storage of Sensitive Information vulnerability in WPMU DEV Defender Security allows : Screen Temporary Files for Sensitive Information.This issue affects Defender Security: from n/a through 3.3.2.

The weakness was released by Calvin Alkan. The advisory is shared at patchstack.com. The identification of this vulnerability is CVE-2022-44581 since 11/01/2022. The exploitation is known to be difficult. The attack may be initiated remotely. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.6
VulDB Meta Temp Score: 6.5

VulDB Base Score: 5.0
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 5.0
CNA Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Sensitive information
CWE: CWE-922 / CWE-200 / CWE-284
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/01/2022 🔍
05/17/2024 +562 days 🔍
05/17/2024 +0 days 🔍
05/29/2025 +376 days 🔍

Sourcesinfo

Advisory: patchstack.com
Researcher: Calvin Alkan
Status: Not defined

CVE: CVE-2022-44581 (🔍)
GCVE (CVE): GCVE-0-2022-44581
GCVE (VulDB): GCVE-100-264761

Entryinfo

Created: 05/17/2024 08:41
Updated: 05/29/2025 01:30
Changes: 05/17/2024 08:41 (63), 05/29/2025 01:30 (13)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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