CVE-2019-25660

MEDIUM

6.2

Description

LanHelper 1.74 contains a local buffer overflow vulnerability that allows attackers to crash the application by sending excessively long input strings. Attackers can exploit the Form Send Message feature by pasting 6000 bytes of data into the Message text field to trigger a denial of service condition.

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

Published4/5/2026

Last Modified4/5/2026

Sourcenvd

Honeypot Sightings0

Weaknesses (CWE)

CWE-787

References

http://www.hainsoft.com/(disclosure@vulncheck.com)

https://www.exploit-db.com/exploits/46295(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/lanhelper-denial-of-service-via-buffer-overflow(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.