CVE-2025-52196
BaseFortify
Publication date: 2025-12-16
Last updated on: 2025-12-17
Assigner: MITRE
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| ctera | portal | 8.1.1417.24 |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-918 | The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
CVE-2025-52196 is a Server-Side Request Forgery (SSRF) vulnerability in CTERA Portal 8.1.x. It occurs when an attacker uploads a crafted HTML file containing a malicious iframe with a specially crafted URL. When this file is previewed using the portal's document preview feature, the backend server processes the HTML and makes arbitrary HTTP requests embedded in the iframe. This allows the attacker to manipulate the server into making requests to internal backend nodes or external internet locations, potentially disclosing information and bypassing server-side controls. [1]
How can this vulnerability impact me? :
This vulnerability can impact you by allowing an attacker to induce the server to make arbitrary HTTP requests to internal or external resources. This can lead to information disclosure, as the attacker can view the server's responses to these requests within the file preview. It also allows bypassing server-side controls, potentially exposing sensitive internal APIs, storage servers, or other protected resources. [1]
How can this vulnerability be detected on my network or system? Can you suggest some commands?
Detection of this SSRF vulnerability involves monitoring for uploads of HTML files containing iframes with suspicious or crafted URLs, especially those previewed in the CTERA Portal document preview feature. Network monitoring can focus on unusual outbound HTTP requests initiated by the server to internal or external locations triggered by such previews. Specific commands are not provided in the resources. [1]
What immediate steps should I take to mitigate this vulnerability?
Immediate mitigation steps include preventing the upload or preview of HTML files containing iframes in the CTERA Portal, disabling or restricting the document preview feature that processes HTML content, and implementing strict input validation and filtering to block malicious iframe content. Contacting the site administrator or support may be necessary if access is blocked due to security filters. [1, 2]
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
The provided resources do not specify how this SSRF vulnerability in CTERA Portal affects compliance with common standards and regulations such as GDPR or HIPAA.