HIGH
VTun-ng's failure to initialize encryption modules may cause reversion to plaintext
Published Aug 5, 2025
8.7
HIGHCVSS 4.0
EPSS 0.20%
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.
Affected products
-
Affected
- ≥ 3.0.12, < 3.0.18
Default status is the baseline for the product. Each version can override it (patched versions can be marked unaffected).
| Vendor | Product | Default status | Versions |
|---|---|---|---|
| Leakingmemory | Vtun-NG | unknown | Affected
|
No data.
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Weaknesses (1)
References (3)
- https://euvd.enisa.europa.eu/vulnerability/EUVD-2025-23579 Advisory
- https://github.com/leakingmemory/vtun-ng/commit/8c63982b6c487c52db1d56ab94c266f0bc857140 x_refsource_MISC
- https://github.com/leakingmemory/vtun-ng/security/advisories/GHSA-m3jc-27c6-2wrf x_refsource_CONFIRM
| Link | Providers | Tags |
|---|---|---|
| https://euvd.enisa.europa.eu/vulnerability/EUVD-2025-23579 | Advisory | |
| https://github.com/leakingmemory/vtun-ng/commit/8c63982b6c487c52db1d56ab94c266f0bc857140 | x_refsource_MISC | |
| https://github.com/leakingmemory/vtun-ng/security/advisories/GHSA-m3jc-27c6-2wrf | x_refsource_CONFIRM |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner GitHub_M
Published Aug 5, 2025
Updated Aug 5, 2025
Reserved Jul 31, 2025
Link CVE-2025-54870
CISA Vulnrichment
Updated Aug 5, 2025
Red Hat
No data
GitHub
No data