CVE-2019-25343

high

Description

NextVPN 4.10 contains an insecure file permissions vulnerability that allows local users to modify executable files with full access rights. Attackers can replace system executables with malicious files to gain SYSTEM or Administrator privileges through unauthorized file modification.

References

https://www.vulncheck.com/advisories/nextvpn-insecure-file-permissions

https://www.exploit-db.com/exploits/47831

https://vm3max.site

Details

Source: Mitre, NVD

Published: 2026-02-12

Updated: 2026-02-12

Risk Information

CVSS v2

Base Score: 6.8

Vector: CVSS2#AV:L/AC:L/Au:S/C:C/I:C/A:C

Severity: Medium

CVSS v3

Base Score: 7.8

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

Severity: High

CVSS v4

Base Score: 8.5

Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Severity: High