A vulnerability, which was classified as critical, was found in D-Link DIR-823G 1.02B03 (Router Operating System). Affected is the function SetStaticRouteSettings of the component HNAP1. The manipulation of the argument IPAddress/Gateway 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:

An issue was discovered on D-Link DIR-823G devices with firmware 1.02B03. There is a command injection in HNAP1 (exploitable with Authentication) via shell metacharacters in the IPAddress or Gateway field to SetStaticRouteSettings.

The weakness was presented 07/01/2019. This vulnerability is traded as CVE-2019-13128 since 07/01/2019. The exploitability is told to be easy. It is possible to launch the attack remotely. A authentication is required for exploitation. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 10/09/2023). This vulnerability is assigned to T1202 by the MITRE ATT&CK project.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Productinfo

Type

• Router Operating System

Vendor

• D-Link

Name

• DIR-823G

Version

• 1.02B03

License

• commercial

CPE 2.3info

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CPE 2.2info

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