D-Link DIR-X3260 prog.cgi SOAPAction command injection

Summaryinfo

A vulnerability was found in D-Link DIR-X3260. It has been rated as critical. This impacts the function SOAPAction of the file prog.cgi. This manipulation causes command injection. This vulnerability appears as CVE-2023-35723. The attacker needs to be present on the local network. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as critical was found in D-Link DIR-X3260 (Router Operating System) (version unknown). Affected by this vulnerability is the function SOAPAction of the file prog.cgi. The manipulation with an unknown input leads to a command injection vulnerability. The CWE definition for the vulnerability is CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

D-Link DIR-X3260 prog.cgi SOAPAction Command Injection Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DIR-X3260 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of the SOAPAction request header provided to the prog.cgi 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-20983.

The weakness was presented 07/01/2023. The advisory is shared at zerodayinitiative.com. This vulnerability is known as CVE-2023-35723 since 06/15/2023. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 05/15/2025). MITRE ATT&CK project uses the attack technique T1202 for this issue.

Upgrading eliminates this vulnerability. The upgrade is hosted for download at supportannouncement.us.dlink.com.

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Productinfo

Type

• Router Operating System

Vendor

• D-Link

Name

• DIR-X3260

License

• commercial

Website

• Vendor: https://www.dlink.com/

CPE 2.3info

• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍

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Entryinfo

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