Essential Blocks Plugin up to 4.4.2 on WordPress REST API path traversal

CVSS Meta Temp Score
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CTI Interest Score
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8.4$0-$5k0.00

Summaryinfo

A vulnerability was found in Essential Blocks Plugin up to 4.4.2 on WordPress. It has been rated as critical. This affects an unknown part of the component REST API. This manipulation causes path traversal. This vulnerability is tracked as CVE-2023-6623. The attack is possible to be carried out remotely. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Essential Blocks Plugin up to 4.4.2 on WordPress (WordPress Plugin). It has been declared as critical. Affected by this vulnerability is an unknown function of the component REST API. The manipulation with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

The Essential Blocks WordPress plugin before 4.4.3 does not prevent unauthenticated attackers from overwriting local variables when rendering templates over the REST API, which may lead to Local File Inclusion attacks.

The weakness was disclosed 01/15/2024 by Marc Montpas. It is possible to read the advisory at wpscan.com. This vulnerability is known as CVE-2023-6623 since 12/08/2023. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.

Upgrading to version 4.4.3 eliminates this vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Path traversal
CWE: CWE-22
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: Essential Blocks Plugin 4.4.3

Timelineinfo

12/08/2023 🔍
01/15/2024 +38 days 🔍
01/15/2024 +0 days 🔍
06/11/2025 +513 days 🔍

Sourcesinfo

Advisory: wpscan.com
Researcher: Marc Montpas
Status: Confirmed

CVE: CVE-2023-6623 (🔍)
GCVE (CVE): GCVE-0-2023-6623
GCVE (VulDB): GCVE-100-250747

Entryinfo

Created: 01/15/2024 16:47
Updated: 06/11/2025 22:14
Changes: 01/15/2024 16:47 (42), 02/03/2024 13:39 (11), 06/11/2025 22:14 (16)
Complete: 🔍
Cache ID: 216::103

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