D-Link DCH-M225 up to 1.05b01 Media Renderer Name Shell Metacharacter os command injection

Summaryinfo

A vulnerability has been found in D-Link DCH-M225 up to 1.05b01 and classified as critical. Impacted is an unknown function of the component Media Renderer Name Handler. The manipulation as part of Shell Metacharacter leads to os command injection. This vulnerability is traded as CVE-2020-6842. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in D-Link DCH-M225 up to 1.05b01. This issue affects an unknown part of the component Media Renderer Name Handler. The manipulation as part of a Shell Metacharacter leads to a os command injection vulnerability. Using CWE to declare the problem leads to CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

D-Link DCH-M225 1.05b01 and earlier devices allow remote authenticated admins to execute arbitrary OS commands via shell metacharacters in the media renderer name.

The weakness was shared 02/21/2020 (Website). It is possible to read the advisory at supportannouncement.us.dlink.com. The identification of this vulnerability is CVE-2020-6842 since 01/11/2020. The exploitation is known to be easy. The attack may be initiated remotely. A simple authentication is necessary for exploitation. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 02/22/2020). The attack technique deployed by this issue is T1202 according to MITRE ATT&CK.

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

The entry VDB-150418 is related to this item. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

• D-Link

Name

• DCH-M225

Version

• 1.05b01

License

• commercial

Website

• Vendor: https://www.dlink.com/

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CPE 2.2info

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