CVE-2025-54870 Information

Description

VTun-ng is a Virtual Tunnel over TCP/IP network. In versions 3.0.17 and below failure to initialize encryption modules might cause reversion to plaintext due to insufficient error handling. The bug was first introduced in VTun-ng version 3.0.12. This is fixed in version 3.0.18. To workaround this issue avoid blowfish-256.

Reference

https://github.com/leakingmemory/vtun-ng/commit/8c63982b6c487c52db1d56ab94c266f0bc857140 https://github.com/leakingmemory/vtun-ng/security/advisories/GHSA-m3jc-27c6-2wrf

CNNVD-202508-290 (Published: 2025-08-05)

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