CVE-2019-25227

CVE-2019-25227 is a high-severity vulnerability with a CVSS 4.0 base score of 8.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-306.

Key facts

Description

Tellion HN-2204AP routers contain an unauthenticated configuration disclosure vulnerability in the /cgi-bin/system_config_file management endpoint. The endpoint allows remote retrieval of a compressed configuration archive without requiring authentication or authorization. The exposed configuration may include administrative credentials, wireless keys, and other sensitive settings, enabling an unauthenticated attacker to obtain information that can facilitate further compromise of the device or network.

Frequently asked questions

What is CVE-2019-25227?
Tellion HN-2204AP routers contain an unauthenticated configuration disclosure vulnerability in the /cgi-bin/system_config_file management endpoint. The endpoint allows remote retrieval of a compressed configuration archive without requiring authentication or authorization. The exposed configuration may include administrative credentials, wireless keys, and other sensitive settings, enabling an unauthenticated attacker to obtain information that can facilitate further compromise of the device or network.
How severe is CVE-2019-25227?
CVE-2019-25227 has a CVSS 4.0 base score of 8.7, rated high severity.
Is CVE-2019-25227 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2019-25227?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2019-25227 have an EU (EUVD) identifier?
Yes. CVE-2019-25227 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2019-19376.
When was CVE-2019-25227 published?
CVE-2019-25227 was published on 2025-11-26 and last updated on 2026-06-17.

References

Other CWE-306 (Missing Authentication for Critical Function) vulnerabilities

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