CVE-2019-25620
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Denial of Service in Tree Studio 2.17 via Malformed Keyboard Input

Publication date: 2026-03-23

Last updated on: 2026-03-24

Assigner: VulnCheck

Description
Tree Studio 2.17 contains a denial of service vulnerability that allows local attackers to crash the application by providing malformed input through the keyboard interface. Attackers can trigger the vulnerability by entering arbitrary characters during application runtime, causing the application to become unresponsive or terminate abnormally.
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Meta Information
Published
2026-03-23
Last Modified
2026-03-24
Generated
2026-06-16
AI Q&A
2026-03-23
EPSS Evaluated
2026-06-15
NVD
CVE-2019-25620
EUVD
EUVD-2019-19982
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
pixarra tree_studio 2.17
Helpful Resources
Exploitability
CWE
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KEV
KEV Icon
CWE ID Description
CWE-168 The product does not properly handle input in which an inconsistency exists between two or more special characters or reserved words.
Attack-Flow Graph
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Executive Summary

CVE-2019-25620 is a denial of service vulnerability in Tree Studio version 2.17 and earlier. It occurs because the application improperly handles malformed input provided through the keyboard interface during runtime.

Local attackers can exploit this vulnerability by entering arbitrary or malformed characters while the application is running, which causes the application to crash or become unresponsive.

Impact Analysis

This vulnerability can cause the Tree Studio application to become unresponsive or terminate abnormally, resulting in a denial of service condition.

The impact is primarily on availability, meaning users may lose access to the application or experience interruptions in its operation.

Compliance Impact

I don't know

Detection Guidance

[{'type': 'paragraph', 'content': 'This vulnerability can be detected by observing if the Tree Studio 2.17 application crashes or becomes unresponsive when arbitrary or malformed input is entered via the keyboard interface during runtime.'}, {'type': 'paragraph', 'content': 'A practical detection method involves running a test where a simple payload of repeated characters (such as 10 "A" characters) is input into the application to see if it triggers a denial of service condition.'}, {'type': 'paragraph', 'content': 'For example, using a Python script to generate a file with 10 "A" characters (named exp.txt) and then feeding this input to the application can help confirm the vulnerability.'}, {'type': 'paragraph', 'content': 'No specific network commands are applicable since the attack vector is local and requires keyboard input.'}] [3]

Mitigation Strategies

Immediate mitigation steps include avoiding the use of malformed or arbitrary input through the keyboard interface while running Tree Studio 2.17.

Restrict local access to the application to trusted users only, as the vulnerability requires local interaction.

Monitor the application for crashes or unresponsiveness and restart it if necessary.

Check for updates or patches from the software vendor that address this denial of service vulnerability.

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