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CVE-2025-13562— D-Link DIR-852 gena.cgi command injection

Quick assessment

Affected
D-Link DIR-852
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-852是中国友讯（D-Link）公司的一款路由器。 D-Link DIR-852 1.00版本存在命令注入漏洞，该漏洞源于文件/gena.cgi中参数service的错误操作，可能导致命令注入攻击。

CVSS 7.3 · High EPSS 6.24% · P93
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I. Basic Information for CVE-2025-13562

Vulnerability Information
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Vulnerability Title
D-Link DIR-852 gena.cgi command injection
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was identified in D-Link DIR-852 1.00. This issue affects some unknown processing of the file /gena.cgi. Such manipulation of the argument service leads to command injection. The attack can be executed remotely. The exploit is publicly available and might 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:N/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
在命令中使用的特殊元素转义处理不恰当(命令注入)
Source: CVE Program / CVE List V5
Vulnerability Title
D-Link DIR-852 命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
D-Link DIR-852是中国友讯（D-Link）公司的一款路由器。 D-Link DIR-852 1.00版本存在命令注入漏洞，该漏洞源于文件/gena.cgi中参数service的错误操作，可能导致命令注入攻击。
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 DIR-852 1.00 -

II. Public POCs for CVE-2025-13562

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 11314 chars
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Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
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-2025-13562

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Proof of Concept for CVE-2025-13562 (1)

Vendor Pages for CVE-2025-13562 (1)

Same Patch Batch · D-Link · 2025-11-23 · 8 CVEs total

CVE-2025-13553 8.8 HIGH D-Link DWR-M920 formPinManageSetup sub_41C7FC buffer overflow
CVE-2025-13552 8.8 HIGH D-Link DIR-822K/DWR-M920 formWlEncrypt buffer overflow
CVE-2025-13551 8.8 HIGH D-Link DIR-822K/DWR-M920 formWanConfigSetup buffer overflow
CVE-2025-13550 8.8 HIGH D-Link DIR-822K/DWR-M920 formVpnConfigSetup buffer overflow
CVE-2025-13549 8.8 HIGH D-Link DIR-822K formNtp sub_455524 buffer overflow
CVE-2025-13548 8.8 HIGH D-Link DIR-822K/DWR-M920 formFirewallAdv buffer overflow
CVE-2025-13547 8.8 HIGH D-Link DIR-822K/DWR-M920 formDdns memory corruption

IV. Related Vulnerabilities

Same product: DIR-852
Same vendor: D-Link
Same weakness: CWE-77

V. Comments for CVE-2025-13562

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