CVE-2023-41189: dap-1325 Command Injection — Fix

Description

D-Link DAP-1325 HNAP SetAPLanSettings Gateway Command Injection Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DAP-1325 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of a request parameter provided to the HNAP1 SOAP endpoint. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-18809.

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CVSS v3.1 Score

8.8

HIGH

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-78 OS Command Injection

Affected Products

Vendor	Product	Versions
dlink	dap-1325_firmware	< 1.09b03
dlink	dap-1325	All

References

Advisories & Patches

https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10351 https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10351

Other References

https://www.zerodayinitiative.com/advisories/ZDI-23-1297/ https://www.zerodayinitiative.com/advisories/ZDI-23-1297/

Frequently Asked Questions

What is CVE-2023-41189? +

D-Link DAP-1325 HNAP SetAPLanSettings Gateway Command Injection Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DAP-1325 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of a request parameter provided to the HNAP1 SOAP endpoint. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-18809. It has a CVSS v3.1 base score of 8.8 (HIGH).

How severe is CVE-2023-41189? +

CVE-2023-41189 has a CVSS v3.1 score of 8.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2023-41189? +

CVE-2023-41189 affects products from dlink, specifically: dap-1325, dap-1325_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2023-41189? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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