Red Lion N-Tron 702-W/N-Tron 702M12-W backdoor

Summaryinfo

A vulnerability, which was classified as critical, has been found in Red Lion N-Tron 702-W and N-Tron 702M12-W. The affected element is an unknown function. This manipulation causes backdoor. This vulnerability is handled as CVE-2020-16204. The attack can be initiated remotely. Additionally, an exploit exists. It is advisable to implement restrictive firewalling.

Detailsinfo

A vulnerability was found in Red Lion N-Tron 702-W and N-Tron 702M12-W (affected version unknown). It has been declared as very critical. Affected by this vulnerability is an unknown functionality. The manipulation with an unknown input leads to a backdoor vulnerability. The CWE definition for the vulnerability is CWE-912. The product contains functionality that is not documented, not part of the specification, and not accessible through an interface or command sequence that is obvious to the product's users or administrators. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

The affected product is vulnerable due to an undocumented interface found on the device, which may allow an attacker to execute commands as root on the device on the N-Tron 702-W / 702M12-W (all versions).

The weakness was released 08/27/2020 as ICSA-20-240-01 as confirmed advisory (US CERT). The advisory is shared at us-cert.cisa.gov. The public release was coordinated with Red Lion. This vulnerability is known as CVE-2020-16204. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are unknown but a public exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 06/16/2024). MITRE ATT&CK project uses the attack technique T1588.001 for this issue.

It is possible to download the exploit at packetstormsecurity.com. It is declared as proof-of-concept.

Proper firewalling of is able to address this issue. The advisory contains the following remark:

Red Lion’s 702-W Series was discontinued in 2018 and cannot be updated. Red Lion recommends these products be used locally within a secure network.

Additional details are provided at seclists.org. Entries connected to this vulnerability are available at VDB-160438, VDB-160439, VDB-160440 and VDB-160442. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

• Red Lion

Name

• N-Tron 702-W
• N-Tron 702M12-W

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Entryinfo

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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