Modern Events Calendar Plugin up to 7.11.0 on WordPress unrestricted upload

Summaryinfo

A vulnerability marked as critical has been reported in Modern Events Calendar Plugin up to 7.11.0 on WordPress. The impacted element is an unknown function. Performing a manipulation results in unrestricted upload. This vulnerability is cataloged as CVE-2024-5441. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in Modern Events Calendar Plugin up to 7.11.0 on WordPress. It has been classified as critical. This affects an unknown code. The manipulation with an unknown input leads to a unrestricted upload vulnerability. CWE is classifying the issue as CWE-434. The product allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

The Modern Events Calendar plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the set_featured_image function in all versions up to, and including, 7.11.0. This makes it possible for authenticated attackers, with subscriber access and above, to upload arbitrary files on the affected site's server which may make remote code execution possible. The plugin allows administrators (via its settings) to extend the ability to submit events to unauthenticated users, which would allow unauthenticated attackers to exploit this vulnerability.

It is possible to read the advisory at wordfence.com. This vulnerability is uniquely identified as CVE-2024-5441 since 05/28/2024. The exploitability is told to be easy. It is possible to initiate the attack remotely. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 07/10/2024). The attack technique deployed by this issue is T1608.002 according to MITRE ATT&CK.

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

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Productinfo

Type

• Calendar Software

Name

• Modern Events Calendar Plugin

Version

• 7.0
• 7.1
• 7.2
• 7.3
• 7.4
• 7.5
• 7.6
• 7.7
• 7.8
• 7.9
• 7.10
• 7.11.0

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

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• 🔍
• 🔍

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Entryinfo

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