CVE-2026-6017: CWE-306 Missing Authentication for Critical Function in KAON PG5298A
KAON PG5298A and PG5298B router firmware versions prior to 3.0.82 and 4.0.82 respectively contain a vulnerability that allows unauthenticated users to access sensitive information, including administrative portal passwords, by querying a specific endpoint. This issue is due to missing authentication on a critical function. The vulnerability has a high severity score of 7.1 and has been fixed in the specified firmware versions.
AI Analysis
Technical Summary
The KAON PG5298A and PG5298B routers have a missing authentication vulnerability (CWE-306) in their firmware that permits unauthenticated attackers to query a particular endpoint and retrieve sensitive data such as the administrative portal password. This flaw affects firmware versions before 3.0.82 for PG5298A and before 4.0.82 for PG5298B. The vulnerability is rated with a CVSS 4.0 score of 7.1, indicating high severity. No known exploits in the wild have been reported. The issue has been addressed by the vendor in firmware updates 3.0.82 and 4.0.82.
Potential Impact
An unauthenticated attacker can obtain sensitive information, including the administrative portal password, potentially allowing unauthorized access to the router's management interface. This could lead to further compromise of the device and network.
Mitigation Recommendations
Upgrade the KAON PG5298A firmware to version 3.0.82 or later and the PG5298B firmware to version 4.0.82 or later to remediate this vulnerability. No other mitigation is indicated by the vendor advisory.
CVE-2026-6017: CWE-306 Missing Authentication for Critical Function in KAON PG5298A
Description
KAON PG5298A and PG5298B router firmware versions prior to 3.0.82 and 4.0.82 respectively contain a vulnerability that allows unauthenticated users to access sensitive information, including administrative portal passwords, by querying a specific endpoint. This issue is due to missing authentication on a critical function. The vulnerability has a high severity score of 7.1 and has been fixed in the specified firmware versions.
CVSS v4.0
Score 7.1high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The KAON PG5298A and PG5298B routers have a missing authentication vulnerability (CWE-306) in their firmware that permits unauthenticated attackers to query a particular endpoint and retrieve sensitive data such as the administrative portal password. This flaw affects firmware versions before 3.0.82 for PG5298A and before 4.0.82 for PG5298B. The vulnerability is rated with a CVSS 4.0 score of 7.1, indicating high severity. No known exploits in the wild have been reported. The issue has been addressed by the vendor in firmware updates 3.0.82 and 4.0.82.
Potential Impact
An unauthenticated attacker can obtain sensitive information, including the administrative portal password, potentially allowing unauthorized access to the router's management interface. This could lead to further compromise of the device and network.
Mitigation Recommendations
Upgrade the KAON PG5298A firmware to version 3.0.82 or later and the PG5298B firmware to version 4.0.82 or later to remediate this vulnerability. No other mitigation is indicated by the vendor advisory.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- CERT-PL
- Date Reserved
- 2026-04-09T14:47:58.734Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a8c2986acd9273b4970905f
Added to database: 08/24/2026, 11:22:46 UTC
Last enriched: 08/24/2026, 11:37:06 UTC
Last updated: 08/24/2026, 11:42:38 UTC
Views: 5
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