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Description

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.

PUBLISHED Reserved 2026-03-30 | Published 2026-03-30 | Updated 2026-03-30 | Assigner VulnCheck




MEDIUM: 6.8CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
MEDIUM: 5.5CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Problem types

Out-of-bounds Write

Product status

3.1
affected

Credits

Victor Mondragón finder

References

www.exploit-db.com/exploits/46382 (ExploitDB-46382) exploit

www.eusing.com/index.html (Official Product Homepage) product

www.eusing.com/ipscan/free_ip_scanner.htm (Product Reference) product

www.vulncheck.com/...her-denial-of-service-via-computer-name (VulnCheck Advisory: Free IP Switcher 3.1 Denial of Service via Computer Name) third-party-advisory

cve.org (CVE-2018-25230)

nvd.nist.gov (CVE-2018-25230)

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