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.
https://www.vulncheck.com/advisories/free-ip-switcher-denial-of-service-via-computer-name
Published: 2026-03-30
Updated: 2026-04-08
Base Score: 4.9
Vector: CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:C
Severity: Medium
Base Score: 5.5
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Severity: Medium
Base Score: 6.8
Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Severity: Medium
EPSS: 0.00012