Toshiba Home Gateway HEM-GW16A/Home Gateway HEM-GW26A up to 1.2.9 Access Restriction access control

Summaryinfo

A vulnerability categorized as critical has been discovered in Toshiba Home Gateway HEM-GW16A and Home Gateway HEM-GW26A up to 1.2.9. This affects an unknown function of the component Access Restriction. Such manipulation leads to access control. This vulnerability is documented as CVE-2018-16197. The attack requires being on the local network. There is not any exploit available.

Detailsinfo

A vulnerability was found in Toshiba Home Gateway HEM-GW16A and Home Gateway HEM-GW26A up to 1.2.9. It has been rated as critical. Affected by this issue is an unknown functionality of the component Access Restriction. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Toshiba Home gateway HEM-GW16A 1.2.9 and earlier, Toshiba Home gateway HEM-GW26A 1.2.9 and earlier allows an attacker on the same network segment to bypass access restriction to access the information and files stored on the affected device.

The bug was discovered 12/19/2018. The weakness was released 01/09/2019 (Website). The advisory is available at jvn.jp. This vulnerability is handled as CVE-2018-16197 since 08/30/2018. The attack can only be done within the local network. No form of authentication is required for exploitation. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 04/27/2020). This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

The vulnerability was handled as a non-public zero-day exploit for at least 21 days. During that time the estimated underground price was around $5k-$25k.

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

Entries connected to this vulnerability are available at VDB-128907, VDB-128908, VDB-128909 and VDB-128910. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

• Toshiba

Name

• Home Gateway HEM-GW16A
• Home Gateway HEM-GW26A

Version

• 1.2.0
• 1.2.1
• 1.2.2
• 1.2.3
• 1.2.4
• 1.2.5
• 1.2.6
• 1.2.7
• 1.2.8
• 1.2.9

CPE 2.3info

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CPE 2.2info

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Exploitinginfo

Threat Intelligenceinfo

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Entryinfo

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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