CVE-2021-27328
MEDIUM 6.5EPSS 6.4%
Yeastar NeoGate TG400 91.3.0.3 devices are affected by Directory Traversal. An authenticated user can decrypt firmware and can read sensitive information, such as a password or decryption key.
- CVSS v3.1
- 6.5 MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - CVSS v2.0
- 4.0 MEDIUM
AV:N/AC:L/Au:S/C:P/I:N/A:N - EPSS
- 6.36% chance of exploitation in the next 30 days, 93th percentile
- Published
- 2021-02-19
- Updated
- 2026-07-09
Proof-of-concept exploits (2)
- http://packetstormsecurity.com/files/161560/Yeastar-TG400-GSM-Gateway-91.3.0.3-Path-Trave…
- SQSamir/CVE-2021-273280★ · 2025-11-04