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CVE-2025-7910— D-Link DIR-513 Boa Webserver formSetWanNonLogin sprintf stack-based overflow

Quick assessment

Affected
D-Link DIR-513
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 DIR-513是中国友讯（D-Link）公司的一款无线路由器产品。 D-Link DIR-513 1.10版本存在安全漏洞，该漏洞源于对文件/goform/formSetWanNonLogin中参数curTime的错误操作导致栈缓冲区溢出。

CVSS 8.8 · High EPSS 1.18% · P65
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I. Basic Information for CVE-2025-7910

Vulnerability Information
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Vulnerability Title
D-Link DIR-513 Boa Webserver formSetWanNonLogin sprintf stack-based overflow
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability classified as critical has been found in D-Link DIR-513 1.10. This affects the function sprintf of the file /goform/formSetWanNonLogin of the component Boa Webserver. The manipulation of the argument curTime leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. This vulnerability only affects products that are no longer supported by the maintainer.
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
D-Link DIR-513 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
D-Link DIR-513是中国友讯（D-Link）公司的一款无线路由器产品。 D-Link DIR-513 1.10版本存在安全漏洞，该漏洞源于对文件/goform/formSetWanNonLogin中参数curTime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
D-Link DIR-513 1.10 -

II. Public POCs for CVE-2025-7910

# POC Description Source Link Shenlong Link
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Qwen3.6-35B-A3B · 21817 chars
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III. Intelligence Information for CVE-2025-7910

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Vendor Pages for CVE-2025-7910 (1)

Same Patch Batch · D-Link · 2025-07-20 · 4 CVEs total

CVE-2025-7911 8.8 HIGH D-Link DI-8100 jhttpd upnp_ctrl.asp sprintf stack-based overflow
CVE-2025-7909 8.8 HIGH D-Link DIR-513 Boa Webserver formLanSetupRouterSettings sprintf stack-based overflow
CVE-2025-7908 8.8 HIGH D-Link DI-8100 jhttpd ddns.asp sprintf stack-based overflow

IV. Related Vulnerabilities

Same product: DIR-513
Same vendor: D-Link
Same weakness: CWE-121

V. Comments for CVE-2025-7910

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