CVE-2021-4471
TG8 Firewall Unauthenticated User Password Disclosure
- State
- Published
- Severity
- 8.7 High
- Published
- Nov 14, 2025
- Updated
- Nov 17, 2025
- Reserved
- Nov 14, 2025
Description
TG8 Firewall exposes a directory such as /data/ over HTTP without authentication. This directory stores credential files for previously logged-in users. A remote unauthenticated attacker can enumerate and download files within the directory to obtain valid account usernames and passwords, leading to loss of confidentiality and further unauthorized access.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.7 High | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N | VulnCheck |
Weaknesses
- CWE-538 Insertion of Sensitive Information into Externally-Accessible File or Directory
Affected Products
| Product | Versions |
|---|---|
TG8 FirewallTG8 |
|
References
- https://ssd-disclosure.com/ssd-advisory-tg8-firewall-preauth-rce-and-password-disclosure/technical-descriptionexploit
- https://web.archive.org/web/20211024224240/http://www.tg8security.com/product
- https://www.vulncheck.com/advisories/tg8-firewall-unauthenticated-user-password-disclosurethird-party-advisory
Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.