What’s Vulnerable › Vulnerabilities

CVE-2019-25227: Tellion HN-2204AP Unauthenticated Configuration Disclosure

• Severity: high (CVSS 8.7 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-11-26 · updated 2026-06-17
• Weakness: CWE-306

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.

Affected products

• Tellion, Inc. HN-2204AP Router: 0

References

• https://packetstorm.news/files/id/154752/
• https://web.archive.org/web/20190525010559/https://www.tellion.com/
• https://www.vulncheck.com/advisories/tellion-hn2204ap-unauthenticated-config-disclosure

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