Is CVE-2019-25637 actively exploited?

No active exploitation of CVE-2019-25637 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2019-25637 be exploited remotely?

No. CVE-2019-25637 requires local access to exploit.

What is the CVSS score of CVE-2019-25637?

CVE-2019-25637 has a CVSS score of 8.4 (HIGH).

HOME VULNERABILITIESCVE-2019-25637

HIGH

CVE-2019-25637

CWE-787Published: March 24, 2026· Updated: Mar 24, 2026

8.4

CVSS v3.1

EPSS:0.01%probability of exploitation in 30 daysPercentile:2.1th

Official Description

X-NetStat Pro 5.63 contains a local buffer overflow vulnerability that allows local attackers to execute arbitrary code by overwriting the EIP register through a 264-byte buffer overflow. Attackers can inject shellcode into memory and use an egg hunter technique to locate and execute the payload when the application processes malicious input through HTTP Client or Rules functionality.

NVD Source

Technical Analysis

CVE-2019-25637 requires local access, meaning attackers must already have a foothold on the target system.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 8.4.

From a weakness classification perspective (CWE-787): Out-of-bounds write vulnerabilities can lead to data corruption, crashes, or arbitrary code execution.