Grandstream GWN7610 up to 1.0.8 API controller.icc.update_nds_webroot_from_tmp filename command injection

Summaryinfo

A vulnerability, which was classified as critical, was found in Grandstream GWN7610 up to 1.0.8. Affected by this vulnerability is an unknown functionality of the file /ubus/controller.icc.update_nds_webroot_from_tmp of the component API. Such manipulation of the argument filename as part of Shell Metacharacter leads to command injection. This vulnerability is listed as CVE-2019-10658. The attack may be performed from remote. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Grandstream GWN7610 up to 1.0.8 and classified as critical. Affected by this issue is some unknown functionality of the file /ubus/controller.icc.update_nds_webroot_from_tmp of the component API. The manipulation of the argument filename as part of a Shell Metacharacter leads to a command injection vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Grandstream GWN7610 before 1.0.8.18 devices allow remote authenticated users to execute arbitrary code via shell metacharacters in the filename in a /ubus/controller.icc.update_nds_webroot_from_tmp update_nds_webroot_from_tmp API call.

The bug was discovered 03/22/2019. The weakness was presented 03/30/2019. This vulnerability is handled as CVE-2019-10658 since 03/30/2019. The attack may be launched remotely. A simple authentication is required for exploitation. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1202 by the MITRE ATT&CK project.

The vulnerability was handled as a non-public zero-day exploit for at least 8 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 1.0.8.18 eliminates this vulnerability.

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Productinfo

Vendor

• Grandstream

Name

• GWN7610

Version

• 1.0.0
• 1.0.1
• 1.0.2
• 1.0.3
• 1.0.4
• 1.0.5
• 1.0.6
• 1.0.7
• 1.0.8

License

• commercial

CPE 2.3info

• 🔍
• 🔍
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CPE 2.2info

• 🔍
• 🔍
• 🔍

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