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CVE-2025-15191— D-Link DWR-M920 formLtefotaUpgradeFibocom sub_4155B4 command injection

Quick assessment

Affected
D-Link DWR-M920
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
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及之前版本存在命令注入漏洞，该漏洞源于对文件/boafrm/formLtefotaUpgradeFibocom中参数fota_url的错误操作，可能导致命令注入攻击。

CVSS 6.3 · Medium EPSS 3.65% · P89

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-15191

Vulnerability Information
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Vulnerability Title
D-Link DWR-M920 formLtefotaUpgradeFibocom sub_4155B4 command injection
Source: CVE Program / CVE List V5
Vulnerability Description
A weakness has been identified in D-Link DWR-M920 up to 1.1.50. The affected element is the function sub_4155B4 of the file /boafrm/formLtefotaUpgradeFibocom. This manipulation of the argument fota_url causes command injection. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be exploited.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/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 DWR-M920 命令注入漏洞
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及之前版本存在命令注入漏洞，该漏洞源于对文件/boafrm/formLtefotaUpgradeFibocom中参数fota_url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 DWR-M920 1.1.0 -

II. Public POCs for CVE-2025-15191

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III. Intelligence Information for CVE-2025-15191

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Vendor Advisories for CVE-2025-15191 (3)

Vendor Pages for CVE-2025-15191 (1)

Other References for CVE-2025-15191 (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-2025-15189 8.8 HIGH D-Link DWR-M920 formDefRoute sub_464794 buffer overflow
CVE-2025-15192 6.3 MEDIUM D-Link DWR-M920 formLtefotaUpgradeQuectel sub_415328 command injection

IV. Related Vulnerabilities

Same product: DWR-M920
Same vendor: D-Link
Same weakness: CWE-77

V. Comments for CVE-2025-15191

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