Neato Botvac Connected/Botvac 85 Black Box Log /bin/rc4_crypt Password RC4 inadequate encryption

Summaryinfo

A vulnerability has been found in Neato Botvac Connected and Botvac 85 and classified as critical. This affects an unknown part of the file /bin/rc4_crypt of the component Black Box Log Handler. This manipulation with the input *^JEd4W!I as part of Password causes inadequate encryption (RC4). This vulnerability is registered as CVE-2018-17177. It is feasible to perform the attack on the physical device. No exploit is available.

Detailsinfo

A vulnerability was found in Neato Botvac Connected and Botvac 85 (the affected version unknown). It has been declared as critical. Affected by this vulnerability is an unknown part of the file /bin/rc4_crypt of the component Black Box Log Handler. The manipulation with the input value *^JEd4W!I leads to a inadequate encryption vulnerability (RC4). The CWE definition for the vulnerability is CWE-326. The product stores or transmits sensitive data using an encryption scheme that is theoretically sound, but is not strong enough for the level of protection required. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

An issue was discovered on Neato Botvac Connected 2.2.0 and Botvac 85 1.2.1 devices. Static encryption is used for the copying of so-called "black box" logs (event logs and core dumps) to a USB stick. These logs are RC4-encrypted with a 9-character password of *^JEd4W!I that is obfuscated by hiding it within a custom /bin/rc4_crypt binary.

The bug was discovered 09/07/2018. The weakness was published 09/18/2018 (Website). The advisory is shared at media.ccc.de. This vulnerability is known as CVE-2018-17177 since 09/18/2018. An attack has to be approached locally. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1600 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 11 days. During that time the estimated underground price was around $0-$5k.

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

Similar entries are available at VDB-124226 and VDB-124224. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

• Neato

Name

• Botvac 85
• Botvac Connected

CPE 2.3info

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CPE 2.2info

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Entryinfo

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

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