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CVE-2025-15189— D-Link DWR-M920 formDefRoute sub_464794 buffer overflow

Quick assessment

Affected
D-Link DWR-M920
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.

D-Link DWR-M920是中国友讯（D-Link）公司的一款路由器。 D-Link DWR-M920 1.1.50及之前版本存在安全漏洞，该漏洞源于对文件/boafrm/formDefRoute中参数submit-url的错误操作，可能导致缓冲区溢出攻击。

CVSS 8.8 · High EPSS 0.79% · P55

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-15189

Vulnerability Information
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Vulnerability Title
D-Link DWR-M920 formDefRoute sub_464794 buffer overflow
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was identified in D-Link DWR-M920 up to 1.1.50. This issue affects the function sub_464794 of the file /boafrm/formDefRoute. The manipulation of the argument submit-url leads to buffer overflow. The attack may be initiated remotely. The exploit is publicly available and might 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
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
Source: CVE Program / CVE List V5
Vulnerability Title
D-Link DWR-M920 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
D-Link DWR-M920是中国友讯（D-Link）公司的一款路由器。 D-Link DWR-M920 1.1.50及之前版本存在安全漏洞，该漏洞源于对文件/boafrm/formDefRoute中参数submit-url的错误操作，可能导致缓冲区溢出攻击。
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
D-Link DWR-M920 1.1.0 -

II. Public POCs for CVE-2025-15189

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 5761 chars
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In-depth vulnerability mechanism
Trigger conditions & impact
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Exploit chain & mitigation
POC zip download
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III. Intelligence Information for CVE-2025-15189

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Vendor Advisories for CVE-2025-15189 (2)

Vendor Pages for CVE-2025-15189 (1)

Other References for CVE-2025-15189 (2)

Same Patch Batch · D-Link · 2025-12-29 · 6 CVEs total

CVE-2025-15194 9.8 CRITICAL D-Link DIR-600 HTTP Header hedwig.cgi stack-based overflow
CVE-2025-15193 8.8 HIGH D-Link DWR-M920 formParentControl sub_423848 buffer overflow
CVE-2025-15190 8.8 HIGH D-Link DWR-M920 formFilter sub_42261C stack-based overflow
CVE-2025-15192 6.3 MEDIUM D-Link DWR-M920 formLtefotaUpgradeQuectel sub_415328 command injection
CVE-2025-15191 6.3 MEDIUM D-Link DWR-M920 formLtefotaUpgradeFibocom sub_4155B4 command injection

IV. Related Vulnerabilities

Same product: DWR-M920
Same vendor: D-Link
Same weakness: CWE-120

V. Comments for CVE-2025-15189

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