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CVE-2025-9481— Linksys RE6250/RE6300/RE6350/RE6500/RE7000/RE9000 setIpv6 stack-based overflow

Quick assessment

Affected
Linksys RE6250
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Linksys RE6300等都是美国Linksys公司的产品。Linksys RE6300是一款无线网络信号扩展器。Linksys RE6250是一款无线扩展器。Linksys RE6350是一款无线扩展器。 Linksys多款产品存在安全漏洞，该漏洞源于对文件/goform/setIpv6中参数tunrd_Prefix的错误操作导致栈缓冲区溢出。以下产品受到影响：RE6250、RE6300、RE6350、RE6500、RE7000和RE9000。

CVSS 8.8 · High EPSS 1.39% · P72

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-9481

Vulnerability Information
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Vulnerability Title
Linksys RE6250/RE6300/RE6350/RE6500/RE7000/RE9000 setIpv6 stack-based overflow
Source: CVE Program / CVE List V5
Vulnerability Description
A security vulnerability has been detected in Linksys RE6250, RE6300, RE6350, RE6500, RE7000 and RE9000 1.0.013.001/1.0.04.001/1.0.04.002/1.1.05.003/1.2.07.001. This affects the function setIpv6 of the file /goform/setIpv6. The manipulation of the argument tunrd_Prefix leads to stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
栈缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
Linksys多款产品 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linksys RE6300等都是美国Linksys公司的产品。Linksys RE6300是一款无线网络信号扩展器。Linksys RE6250是一款无线扩展器。Linksys RE6350是一款无线扩展器。 Linksys多款产品存在安全漏洞，该漏洞源于对文件/goform/setIpv6中参数tunrd_Prefix的错误操作导致栈缓冲区溢出。以下产品受到影响：RE6250、RE6300、RE6350、RE6500、RE7000和RE9000。
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
Linksys RE6250 1.0.013.001 -
Linksys RE6300 1.0.013.001 -
Linksys RE6350 1.0.013.001 -
Linksys RE6500 1.0.013.001 -
Linksys RE7000 1.0.013.001 -
Linksys RE9000 1.0.013.001 -

II. Public POCs for CVE-2025-9481

# POC Description Source Link Shenlong Link
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Qwen3.6-35B-A3B · 9166 chars
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Trigger conditions & impact
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III. Intelligence Information for CVE-2025-9481

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Proof of Concept for CVE-2025-9481 (2)

Same Patch Batch · Linksys · 2025-08-26 · 3 CVEs total

CVE-2025-9482 8.8 HIGH Linksys RE6250/RE6300/RE6350/RE6500/RE7000/RE9000 portRangeForwardAdd stack-based overflow
CVE-2025-9483 8.8 HIGH Linksys RE6250/RE6300/RE6350/RE6500/RE7000/RE9000 singlePortForwardAdd stack-based overflo

IV. Related Vulnerabilities

Same product: RE6250
Same vendor: Linksys
Same weakness: CWE-121

V. Comments for CVE-2025-9481

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