Summaryinfo

A vulnerability was found in werner yTree 1.94-1.1. It has been classified as critical. This vulnerability affects unknown code. Performing a manipulation results in out-of-bounds write. This vulnerability was named CVE-2016-20038. The attack needs to be approached locally. In addition, an exploit is available.

Detailsinfo

A vulnerability was found in werner yTree 1.94-1.1. It has been classified as critical. This affects an unknown code block. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. CWE is classifying the issue as CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

yTree 1.94-1.1 contains a stack-based buffer overflow vulnerability that allows local attackers to execute arbitrary code by supplying an excessively long argument to the application. Attackers can craft a malicious command-line argument containing shellcode and a return address to overwrite the stack and execute code in the application context.

The advisory is shared at exploit-db.com. This vulnerability is uniquely identified as CVE-2016-20038 since 03/28/2026. The exploitability is told to be easy. An attack has to be approached locally. Technical details are unknown but a public exploit is available.

The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 304204 (Linux Distros Unpatched Vulnerability : CVE-2016-20038), which helps to determine the existence of the flaw in a target environment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at Exploit-DB (39406), Tenable (304204) and EUVD (EUVD-2016-10831). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

• werner

Name

• yTree

Version

• 1.94-1.1

CPE 2.3info

• 🔒

CPE 2.2info

• 🔒

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