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CVE-2018-25235

MEDIUM

6.2

Description

NetworkActiv Web Server 4.0 contains a buffer overflow vulnerability in the username field of the Security options that allows local attackers to crash the application by supplying an excessively long string. Attackers can trigger a denial of service by entering a crafted username value exceeding the expected buffer size through the Set username interface.

CVE Details

CVSS v3.1 Score6.2

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack VectorLOCAL

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published3/30/2026

Last Modified3/30/2026

Sourcenvd

Honeypot Sightings0

Weaknesses (CWE)

CWE-787

References

https://www.exploit-db.com/exploits/45302(disclosure@vulncheck.com)

https://www.networkactiv.com/Dev/(disclosure@vulncheck.com)

https://www.networkactiv.com/WebServer.html(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/networkactiv-web-server-username-field-buffer-overflow-dos(disclosure@vulncheck.com)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.