Tellion HN-2204AP Router Endpoint system_config_file missing authentication

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability was found in Tellion HN-2204AP Router. It has been rated as problematic. This vulnerability affects unknown code of the file /cgi-bin/system_config_file of the component Endpoint. This manipulation causes missing authentication. This vulnerability is registered as CVE-2019-25227. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability was found in Tellion HN-2204AP Router (version unknown). It has been declared as problematic. Affected by this vulnerability is an unknown function of the file /cgi-bin/system_config_file of the component Endpoint. The manipulation with an unknown input leads to a missing authentication vulnerability. The CWE definition for the vulnerability is CWE-306. The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources. As an impact it is known to affect confidentiality. The summary by CVE is:

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.

The weakness was published by Todor Donev. It is possible to read the advisory at packetstorm.news. This vulnerability is known as CVE-2019-25227 since 11/26/2025. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 11/29/2025).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2019-19376). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Missing authentication
CWE: CWE-306 / CWE-287
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

11/26/2025 CVE reserved
11/27/2025 +1 days Advisory disclosed
11/27/2025 +0 days VulDB entry created
11/29/2025 +2 days VulDB entry last update

Sourcesinfo

Advisory: packetstorm.news
Researcher: Todor Donev
Status: Not defined

CVE: CVE-2019-25227 (🔒)
GCVE (CVE): GCVE-0-2019-25227
GCVE (VulDB): GCVE-100-333655
EUVD: 🔒

Entryinfo

Created: 11/27/2025 03:18
Updated: 11/29/2025 03:25
Changes: 11/27/2025 03:18 (67), 11/29/2025 03:25 (1)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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