Find My Blocks Plugin up to 3.3.x on WordPress REST API access control

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CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.1$0-$5k0.00

A vulnerability has been found in Find My Blocks Plugin up to 3.3.x on WordPress (WordPress Plugin) and classified as critical. Affected by this vulnerability is an unknown functionality of the component REST API Handler. The manipulation with an unknown input leads to a privilege escalation vulnerability. The CWE definition for the vulnerability is CWE-284. As an impact it is known to affect confidentiality. The summary by CVE is:

The Find My Blocks WordPress plugin before 3.4.0 does not have authorisation checks in its REST API, which could allow unauthenticated users to enumerate private posts' titles.

The weakness was shared 10/18/2021. The advisory is shared at wpscan.com. This vulnerability is known as CVE-2021-24677 since 01/14/2021. The exploitation appears to be easy. The attack can only be done within the local network. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

Upgrading to version 3.4.0 eliminates this vulnerability.

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CPE 2.3infoedit

CPE 2.2infoedit

CVSSv3infoedit

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2infoedit

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

Exploitinginfoedit

Class: Privilege escalation
CWE: CWE-284
ATT&CK: T1068

Local: No
Remote: Partially

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfoedit

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

Countermeasuresinfoedit

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Find My Blocks Plugin 3.4.0

Timelineinfoedit

01/14/2021 CVE assigned
10/18/2021 +276 days Advisory disclosed
10/18/2021 +0 days VulDB entry created
10/22/2021 +4 days VulDB last update

Sourcesinfoedit

Advisory: wpscan.com
Status: Confirmed

CVE: CVE-2021-24677 (🔒)

Entryinfoedit

Created: 10/18/2021 06:24 PM
Updated: 10/22/2021 02:30 PM
Changes: (1) source_cve_nvd_summary
Complete: 🔍

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