A vulnerability, which was classified as critical, has been found in Samsung Magician 5.0. Affected by this issue is an unknown part of the component TLS Certificate Handler. The manipulation with an unknown input leads to a data authenticity vulnerability. Using CWE to declare the problem leads to CWE-345. The product does not sufficiently verify the origin or authenticity of data, in a way that causes it to accept invalid data. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Samsung Magician 5.0 fails to validate TLS certificates for HTTPS software update traffic. Prior to version 5.0, Samsung Magician uses HTTP for software updates.

The bug was discovered 06/15/2017. The weakness was presented 06/21/2017 by Will Dormann as confirmed advisory (CERT.org). The advisory is shared for download at kb.cert.org. This vulnerability is handled as CVE-2017-3218 since 12/05/2016. The exploitation is known to be difficult. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available.

Upgrading to version 5.1 eliminates this vulnerability. The upgrade is hosted for download at samsung.com. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 99081†). If you want to get best quality of vulnerability data, you may have to visit VulDB.

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• Samsung

Name

• Magician

Version

• 5.0

License

• commercial

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CPE 2.2info

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