CVE-2021-4471

Summary

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.

Affected Software

Weaknesses

• CWE-538: CWE-538 Insertion of Sensitive Information into Externally-Accessible File or Directory

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: poc
  • Automatable: yes
  • Technical Impact: partial

Additional References

• https://ssd-disclosure.com/ssd-advisory-tg8-firewall-preauth-rce-and-password-disclosure/

References

• https://ssd-disclosure.com/ssd-advisory-tg8-firewall-preauth-rce-and-password-disclosure/
• https://web.archive.org/web/20211024224240/http://www.tg8security.com/
• https://www.vulncheck.com/advisories/tg8-firewall-unauthenticated-user-password-disclosure

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