Overview
The vulnerability CVE-2025-27956 is a serious security flaw in WebLaudos 24.2 (04), involving a Directory Traversal issue. This vulnerability can be exploited by a remote attacker to gain unauthorized access to sensitive system information. It poses a risk to any organization using WebLaudos, as it could potentially lead to system compromise or data leakage.
Vulnerability Summary
CVE ID: CVE-2025-27956
Severity: High (7.5 CVSS Score)
Attack Vector: Network
Privileges Required: None
User Interaction: None
Impact: Potential system compromise or data leakage
Affected Products
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Product | Affected Versions
WebLaudos | 24.2 (04)
How the Exploit Works
The Directory Traversal vulnerability in WebLaudos 24.2 (04) lies in the id parameter. By manipulating this parameter, a remote attacker could force the software to access files or directories that are outside of the intended directory structure. This could allow the attacker to access sensitive system information, leading to potential system compromise or data leakage.
Conceptual Example Code
Here is a hypothetical example of a HTTP GET request exploit that an attacker could use:
GET /weblaudos?id=../../etc/passwd HTTP/1.1
Host: vulnerable-website.comIn this example, the attacker is trying to access the “/etc/passwd” file, which contains user password data on a Unix-like system. This is done by using the “../” notation to traverse up the directory structure.
Mitigation
Users of WebLaudos 24.2 (04) are advised to apply the vendor patch as soon as it becomes available. In the meantime, using Web Application Firewalls (WAF) or Intrusion Detection Systems (IDS) can provide a temporary mitigation. These tools can help detect and block attempts to exploit this vulnerability. Regular monitoring of system logs and network traffic is also recommended to identify potential threats.
