Summaryinfo

A vulnerability classified as critical has been found in Identicalsoftware xWPE 1.5.30a-2.1. This affects an unknown function of the component Command-Line Argument Handler. Performing a manipulation results in out-of-bounds write. This vulnerability is reported as CVE-2016-20037. The attack requires a local approach. Moreover, an exploit is present.

Detailsinfo

A vulnerability classified as critical has been found in Identicalsoftware xWPE 1.5.30a-2.1. This affects some unknown processing of the component Command-Line Argument Handler. 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:

xwpe 1.5.30a-2.1 and prior contains a stack-based buffer overflow vulnerability that allows local attackers to execute arbitrary code by supplying overly long input strings that exceed buffer boundaries. Attackers can craft malicious command-line arguments with 262 bytes of junk data followed by shellcode to overwrite the instruction pointer and achieve code execution or denial of service.

It is possible to read the advisory at exploit-db.com. This vulnerability is uniquely identified as CVE-2016-20037 since 03/28/2026. The exploitability is told to be easy. Attacking locally is a requirement. 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 304209 (Linux Distros Unpatched Vulnerability : CVE-2016-20037), 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 (39285), Tenable (304209) and EUVD (EUVD-2016-10829). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

• Identicalsoftware

Name

• xWPE

Version

• 1.5.30a-2.1

CPE 2.3info

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CPE 2.2info

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