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CVE-2025-6486— TOTOLINK A3002R formWlanMultipleAP stack-based overflow

Quick assessment

Affected
TOTOLINK A3002R
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.

TOTOLINK A3002R是中国吉翁电子（TOTOLINK）公司的一款无线路由器。 TOTOLINK A3002R 1.1.1-B20200824.0128版本存在安全漏洞，该漏洞源于对文件/boafrm/formWlanMultipleAP中参数submit-url的错误操作导致栈缓冲区溢出。

CVSS 8.8 · High EPSS 0.99% · P61
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I. Basic Information for CVE-2025-6486

Vulnerability Information
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Vulnerability Title
TOTOLINK A3002R formWlanMultipleAP stack-based overflow
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was found in TOTOLINK A3002R 1.1.1-B20200824.0128. It has been declared as critical. This vulnerability affects the function formWlanMultipleAP of the file /boafrm/formWlanMultipleAP. The manipulation of the argument submit-url leads to stack-based buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.
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
TOTOLINK A3002R 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
TOTOLINK A3002R是中国吉翁电子（TOTOLINK）公司的一款无线路由器。 TOTOLINK A3002R 1.1.1-B20200824.0128版本存在安全漏洞，该漏洞源于对文件/boafrm/formWlanMultipleAP中参数submit-url的错误操作导致栈缓冲区溢出。
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
TOTOLINK A3002R 1.1.1-B20200824.0128 -

II. Public POCs for CVE-2025-6486

# POC Description Source Link Shenlong Link
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Qwen3.6-35B-A3B · 125217 chars
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III. Intelligence Information for CVE-2025-6486

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News Coverage for CVE-2025-6486 (1)

Same Patch Batch · TOTOLINK · 2025-06-22 · 3 CVEs total

CVE-2025-6487 8.8 HIGH TOTOLINK A3002R formRoute stack-based overflow
CVE-2025-6485 6.3 MEDIUM TOTOLINK A3002R formWlSiteSurvey os command injection

IV. Related Vulnerabilities

Same product: A3002R
Same vendor: TOTOLINK
Same weakness: CWE-121

V. Comments for CVE-2025-6486

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