PT-2026-30469 · Hainsoft · Lanhelper

Rafael Pedrero · CVE-2019-25660 · Published 2026-04-05 · Updated 2026-04-05

Positive Technologies (AI Summary)

CVSS v3.1

6.2

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions LanHelper version 1.74

Description A local buffer overflow occurs when the application processes excessively long input strings. An attacker can trigger a denial of service condition, causing the application to crash, by pasting 6000 bytes of data into the Message text field within the Form Send Message feature.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2019-25660

Affected Products

Lanhelper

References · 4

• 🔥 https://exploit-db.com/exploits/46295 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2019-25660 · Security Note
• https://vulncheck.com/advisories/lanhelper-denial-of-service-via-buffer-overflow · Note
• http://hainsoft.com · Note