Western Digital SanDisk X600 Firmware Update insufficiently protected credentials

Summaryinfo

A vulnerability categorized as critical has been discovered in Western Digital SanDisk X300, SanDisk X300s, SanDisk X400 and SanDisk X600. The impacted element is an unknown function of the component Firmware Update Handler. Executing a manipulation can lead to insufficiently protected credentials. This vulnerability is registered as CVE-2019-10706. The attack needs to be launched locally. No exploit is available.

Detailsinfo

A vulnerability was found in Western Digital SanDisk X300, SanDisk X300s, SanDisk X400 and SanDisk X600 (affected version unknown). It has been declared as critical. This vulnerability affects an unknown functionality of the component Firmware Update Handler. The manipulation with an unknown input leads to a insufficiently protected credentials vulnerability. The CWE definition for the vulnerability is CWE-522. The product transmits or stores authentication credentials, but it uses an insecure method that is susceptible to unauthorized interception and/or retrieval. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Western Digital SanDisk SanDisk X300, X300s, X400, and X600 devices: The firmware update authentication method relies on a symmetric HMAC digest. The key used to validate this digest is present in a protected area of the device, and if extracted could be used to install arbitrary firmware to other devices.

The weakness was published 03/10/2020. This vulnerability was named CVE-2019-10706 since 04/02/2019. The exploitation appears to be difficult. The attack needs to be approached locally. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1552.

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

Similar entry is available at VDB-151182. Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

• Western Digital

Name

• SanDisk X300
• SanDisk X300s
• SanDisk X400
• SanDisk X600

License

• commercial

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Once again VulDB remains the best source for vulnerability data.

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