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CVE-2022-22125
Date: January 13, 2022
Overview
In Halo, versions v1.0.0 to v1.4.17 (latest) are vulnerable to Stored Cross-Site Scripting (XSS) in the article tag. An authenticated admin attacker can inject arbitrary javascript code that will execute on a victim’s server.Details
Halo is a modern open-source blogging and content management system. Affected versions of Halo are vulnerable to stored XSS when creating an article with javascript payloads in its tag. These scripts are executed in a victim’s browser.PoC Details
Login to the application as admin.Create a new tag label with a malicious payload given below.
Create a new article, then press release.
Add the recently created label, and press “save”. Go to “All Articles” and press the newly created article. The payload will be triggered.
PoC Code
<script>alert("XSS in TAG")</script>Affected Environments
Halo versions v1.0.0 through v1.4.17 (latest)Prevention
No fix is providedLanguage: Java
Good to know:
| Base Score: |
|
|---|---|
| Attack Vector (AV): | Network |
| Attack Complexity (AC): | Low |
| Privileges Required (PR): | High |
| User Interaction (UI): | Required |
| Scope (S): | Changed |
| Confidentiality (C): | Low |
| Integrity (I): | Low |
| Availability (A): | None |
| Base Score: |
|
|---|---|
| Access Vector (AV): | Network |
| Access Complexity (AC): | Medium |
| Authentication (AU): | Single |
| Confidentiality (C): | None |
| Integrity (I): | Partial |
| Availability (A): | None |
| Additional information: |