CVE-2019-25660 Details
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.
A local buffer overflow vulnerability has been identified in LanHelper version 1.74. This vulnerability allows attackers to crash the application by sending overly long input strings. Exploitation occurs through the 'Form Send Message' feature, where approximately 6000 bytes of data can be pasted into the 'Message text' field, causing a denial-of-service condition.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Apr 6, 2026References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://www.exploit-db.com/exploits/46295 | [email protected] | ExploitVDB Entry |
| https://www.vulncheck.com/advisories/lanhelper-denial-of-service-via-buffer-overflow | [email protected] | Third Party Advisory |
| http://www.hainsoft.com/ | [email protected] | Broken Link |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-787 | Out-of-bounds Write | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| hainsoft lanhelper | <= 1.74 |
CPE
Remediation
| |
Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jul 24, 2026 | CVE Translated | [email protected] |
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Apr 20, 2026 | Initial Analysis | [email protected] |
| Apr 5, 2026 | New CVE Received | [email protected] |