D-Link DIR-2640 DestNetwork command injection

Summaryinfo

A vulnerability categorized as critical has been discovered in D-Link DIR-2640. Affected by this vulnerability is an unknown functionality. The manipulation of the argument DestNetwork results in command injection. This vulnerability is identified as CVE-2023-32151. The attack can only be performed from the local network. There is not any exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in D-Link DIR-2640 (Router Operating System) (affected version unknown). Affected is an unknown functionality. The manipulation of the argument DestNetwork with an unknown input leads to a command injection vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

D-Link DIR-2640 DestNetwork Command Injection Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DIR-2640 routers. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the handling of the DestNetwork parameter provided to the HNAP1 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-19548.

The weakness was released 05/05/2023. The advisory is shared for download at zerodayinitiative.com. This vulnerability is traded as CVE-2023-32151 since 05/03/2023. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1202.

Upgrading eliminates this vulnerability.

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Productinfo

Type

• Router Operating System

Vendor

• D-Link

Name

• DIR-2640

License

• commercial

Website

• Vendor: https://www.dlink.com/

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