CVE-2026-6017— Missing Authentication for Critical Function in KAON PG5298
Quick assessment
Affected
KAON PG5298A
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
KAON PG5298A 和 PG5298B 路由器的固件存在漏洞，允许未经身份验证的用户查询特定端点，从而获取敏感信息（如管理门户的密码）。 该漏洞已在以下固件版本中得到修复：PG5298A 的 3.0.82 版本和 PG5298B 的 4.0.82 版本。
Possible ATT&CK Techniques 1 AI
T1213 · Data from Information Repositories
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I. Basic Information for CVE-2026-6017
Vulnerability Information
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Vulnerability Title
Missing Authentication for Critical Function in KAON PG5298
Source: CVE Program / CVE List V5
Vulnerability Description
Firmware in KAON PG5298A and PG5298B routers allow an unauthenticated user to query a specific endpoint and acquire sensitive information such as a password to the administrative portal.
This vulnerability has been fixed in firmware version: 3.0.82 for PG5298A and 4.0.82 for PG5298B.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
关键功能的认证机制缺失
Source: CVE Program / CVE List V5
Affected Products
II. Public POCs for CVE-2026-6017
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Security Blog Posts for CVE-2026-6017 (1)
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🔗 Vulnerabilities in KAON PG5298A/PG5298B routers | CERT Polska third-party-advisory
IV. Related Vulnerabilities
Same product: PG5298A
Same weakness: CWE-306
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V. Comments for CVE-2026-6017
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