CVE-2018-25230

MEDIUM 5.5

Free IP Switcher 3.1 Denial of Service via Computer Name

CVSS Score

5.5

EPSS Score

0.0%

EPSS Percentile

2th

Free IP Switcher 3.1 contains a buffer overflow vulnerability that allows local attackers to crash the application by supplying an excessively long string in the Computer Name field. Attackers can paste a malicious payload into the Computer Name input field and click Activate to trigger a denial of service condition that crashes the application.

CWE	CWE-787
Vendor	eusing
Product	free ip switcher
Published	Mar 30, 2026
Last Updated	Mar 30, 2026

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CVSS v3 Breakdown

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Affected Versions

Eusing / Free IP Switcher

3.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

exploit-db.com: https://www.exploit-db.com/exploits/46382 eusing.com: http://www.eusing.com/index.html eusing.com: http://www.eusing.com/ipscan/free_ip_scanner.htm vulncheck.com: https://www.vulncheck.com/advisories/free-ip-switcher-denial-of-service-via-computer-name

Credits

Victor Mondragón