Sumavision Enhanced Multimedia Router 3.0.4.27 formEMR30 setString privileges management

Summaryinfo

A vulnerability, which was classified as critical, was found in Sumavision Enhanced Multimedia Router 3.0.4.27. This issue affects some unknown processing of the component formEMR30. Executing a manipulation of the argument setString with the input new_user<*1*>administrator<*1*>123456 can lead to privileges management. This vulnerability is tracked as CVE-2020-10181. The attack can be launched remotely. Moreover, an exploit is present.

Detailsinfo

A vulnerability was found in Sumavision Enhanced Multimedia Router 3.0.4.27 (Router Operating System). It has been declared as critical. This vulnerability affects some unknown functionality of the component formEMR30. The manipulation of the argument setString with the input value new_user<*1*>administrator<*1*>123456 leads to a privileges management vulnerability. The CWE definition for the vulnerability is CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

goform/formEMR30 in Sumavision Enhanced Multimedia Router (EMR) 3.0.4.27 allows creation of arbitrary users with elevated privileges (administrator) on a device, as demonstrated by a setString=new_user<*1*>administrator<*1*>123456 request.

The weakness was disclosed 03/11/2020. This vulnerability was named CVE-2020-10181 since 03/05/2020. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details and also a exploit are known. This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

It is declared as attacked. This issue was added on 11/03/2021 to the CISA Known Exploited Vulnerabilities Catalog with a due date of 05/03/2022:

Apply updates per vendor instructions.

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

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Productinfo

Type

• Router Operating System

Vendor

• Sumavision

Name

• Enhanced Multimedia Router

Version

• 3.0.4.27

CPE 2.3info

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CPE 2.2info

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