Executive Summary

[{'type': 'paragraph', 'content': 'CVE-2026-1523 is a high-severity path traversal vulnerability affecting Digitek ADT1100 and Digitek DT950 advanced terminals from PRIMION DIGITEK, S.L.U (Azkoyen Group).'}, {'type': 'paragraph', 'content': 'This vulnerability allows an attacker to manipulate input with URL-encoded directory traversal sequences (such as %2F representing "/") to bypass input validation mechanisms.'}, {'type': 'paragraph', 'content': 'By doing so, the attacker can access arbitrary files on the server\'s file system outside the intended directories, for example, retrieving sensitive files like "/etc/passwd" via a crafted URL.'}] [1]

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Impact Analysis

This vulnerability can lead to unauthorized access to sensitive files on the server, potentially exposing confidential information.

Such information disclosure could be leveraged for further system compromise or attacks.

Because the attack requires no privileges or user interaction and can be performed remotely over the network, it poses a significant security risk.

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Compliance Impact

I don't know

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Detection Guidance

[{'type': 'paragraph', 'content': 'This vulnerability can be detected by attempting to access sensitive files on the affected Digitek ADT1100 or DT950 devices using specially crafted URLs that include URL-encoded directory traversal sequences such as %2F representing "/".'}, {'type': 'paragraph', 'content': 'For example, you can try to access the /etc/passwd file by sending a request similar to:'}, {'type': 'paragraph', 'content': 'curl -v "http://<host>/..%2F..%2F..%2Fetc%2Fpasswd"'}, {'type': 'paragraph', 'content': 'If the server responds with the contents of the passwd file or other sensitive files, it indicates the presence of the vulnerability.'}, {'type': 'paragraph', 'content': "Network monitoring tools can also be configured to detect requests containing suspicious URL-encoded directory traversal patterns such as '..%2F' sequences."}] [1]

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Mitigation Strategies

The immediate step to mitigate this vulnerability is to update the affected Digitek ADT1100 and DT950 devices to the latest product versions where the issue has been fixed.

Additionally, you can implement network-level protections such as web application firewalls (WAFs) or intrusion detection systems (IDS) to block or alert on requests containing URL-encoded directory traversal sequences.

Restricting access to the affected devices to trusted networks and monitoring logs for suspicious access attempts can also help reduce risk until patches are applied.

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