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CVE-2025-63080— Authenticated RCE 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是日本KAON公司的一款路由器。 KAON PG5298A 3.0.82之前版本和KAON PG5298B 4.0.82之前版本存在授权问题漏洞，该漏洞源于固件对JSON-RPC请求处理不当，可能允许经过身份验证的用户执行通过GUI无法执行的操作，如系统文件读取或命令执行。

CVSS 8.5 · High EPSS 0.34% · P26

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 2

VendorProduct Version RangeStatus
KAON PG5298A < 3.0.82 affected
KAON PG5298B < 4.0.82 affected
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I. Basic Information for CVE-2025-63080

Vulnerability Information
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Vulnerability Title
Authenticated RCE in KAON PG5298
Source: CVE Program / CVE List V5
Vulnerability Description
Firmware in KAON PG5298A and PG5298B routers allow an authenticated user to send crafted JSON-RPC requests and perform operations not possible via GUI, e.g. system file read or command execution.    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:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制不正确
Source: CVE Program / CVE List V5
Vulnerability Title
KAON PG5298A 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
KAON PG5298A是日本KAON公司的一款路由器。 KAON PG5298A 3.0.82之前版本和KAON PG5298B 4.0.82之前版本存在授权问题漏洞，该漏洞源于固件对JSON-RPC请求处理不当，可能允许经过身份验证的用户执行通过GUI无法执行的操作，如系统文件读取或命令执行。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
KAON PG5298A 0 ~ 3.0.82 -
KAON PG5298B 0 ~ 4.0.82 -

II. Public POCs for CVE-2025-63080

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III. Intelligence Information for CVE-2025-63080

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Security Blog Posts for CVE-2025-63080 (1)

IV. Related Vulnerabilities

Same product: PG5298A
Same vendor: KAON
Same weakness: CWE-863