Google Android on Qualcomm HLOS access control

Summaryinfo

A vulnerability was found in Google Android on Qualcomm. It has been declared as critical. Impacted is an unknown function of the component HLOS. Such manipulation leads to access control. This vulnerability is listed as CVE-2016-10472. The attack may be performed from remote. There is no available exploit. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability was found in Google Android on Qualcomm (Smartphone Operating System) (version now known) and classified as critical. Affected by this issue is some unknown processing of the component HLOS. 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:

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile and Snapdragon Wear MDM9206, MDM9607, MDM9650, MSM8909W, SD 210/SD 212/SD 205, SD 400, SD 410/12, SD 425, SD 430, SD 450, SD 600, SD 615/16/SD 415, SD 617, SD 625, SD 650/52, SD 800, SD 808, SD 810, SD 820, SD 835, and SDX20, address and size passed to SCM command 'TZ_INFO_GET_SECURE_STATE_LEGACY_ID' from HLOS Kernel were not being checked, so access outside DDR would occur.

The bug was discovered 04/04/2018. The weakness was presented 04/18/2018 (Website). The advisory is shared for download at source.android.com. This vulnerability is handled as CVE-2016-10472 since 08/16/2017. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 01/27/2020). It is expected to see the exploit prices for this product increasing in the near future.The MITRE ATT&CK project declares the attack technique as T1068.

The vulnerability was handled as a non-public zero-day exploit for at least 14 days. During that time the estimated underground price was around $25k-$100k.

Applying a patch is able to eliminate this problem.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 103671†). See VDB-83180, VDB-105483, VDB-105484 and VDB-105488 for similar entries. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

• Smartphone Operating System

Vendor

• Google

Name

• Android

License

• free

Website

• Vendor: https://www.google.com/

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Entryinfo

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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