freescout-helpdesk freescout up to 1.8.138 cross site scripting

Summaryinfo

A vulnerability was found in freescout-helpdesk freescout up to 1.8.138. It has been classified as problematic. This vulnerability affects unknown code. Performing a manipulation results in cross site scripting. This vulnerability was named CVE-2024-34697. The attack may be initiated remotely. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in freescout-helpdesk freescout up to 1.8.138. It has been classified as problematic. This affects an unknown code block. The manipulation with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-80. The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes special characters such as "<", ">", and "&" that could be interpreted as web-scripting elements when they are sent to a downstream component that processes web pages. This is going to have an impact on integrity. The summary by CVE is:

FreeScout is a free, self-hosted help desk and shared mailbox. A stored HTML Injection vulnerability has been identified in the Email Receival Module of the Freescout Application. The vulnerability allows attackers to inject malicious HTML content into emails sent to the application's mailbox. This vulnerability arises from improper handling of HTML content within incoming emails, allowing attackers to embed malicious HTML code in the context of the application's domain. Unauthenticated attackers can exploit this vulnerability to inject malicious HTML content into emails. This could lead to various attacks such as form hijacking, application defacement, or data exfiltration via CSS injection. Although unauthenticated attackers are limited to HTML injection, the consequences can still be severe. Version 1.8.139 implements strict input validation and sanitization mechanisms to ensure that any HTML content received via emails is properly sanitized to prevent malicious HTML injections.

It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2024-34697 since 05/07/2024. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

Upgrading to version 1.8.139 eliminates this vulnerability.

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Productinfo

Vendor

• freescout-helpdesk

Name

• freescout

Version

• 1.8.138

Website

• Product: https://github.com/freescout-helpdesk/freescout/

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