A vulnerability was found in Grandstream UCM6200 up to 1.0.20.23. It has been declared as critical. This vulnerability affects some unknown processing of the component HTTPS API. The manipulation as part of a HTTP POST Request leads to a os command injection vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Grandstream UCM6200 series firmware version 1.0.20.23 and below is vulnerable to OS command injection via HTTP. An authenticated remote attacker can bypass command injection mitigations and execute commands as the root user by sending a crafted HTTP POST to the UCM's "New" HTTPS API.

The weakness was shared 07/17/2020 (Website). The advisory is available at tenable.com. This vulnerability was named CVE-2020-5757 since 01/06/2020. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available. 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.

The entries 157873, 158795 and 158796 are related to this item.

Productinfo

Vendor

• Grandstream

Name

• UCM6200

Version

• 1.0.20.0
• 1.0.20.1
• 1.0.20.2
• 1.0.20.3
• 1.0.20.4
• 1.0.20.5
• 1.0.20.6
• 1.0.20.7
• 1.0.20.8
• 1.0.20.9
• 1.0.20.10
• 1.0.20.11
• 1.0.20.12
• 1.0.20.13
• 1.0.20.14
• 1.0.20.15
• 1.0.20.16
• 1.0.20.17
• 1.0.20.18
• 1.0.20.19
• 1.0.20.20
• 1.0.20.21
• 1.0.20.22
• 1.0.20.23

License

• commercial

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

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