Google Android on Qualcomm qsee_prng_getdata address input validation

Summaryinfo

A vulnerability classified as critical has been found in Google Android on Qualcomm. This impacts the function qsee_prng_getdata. Performing a manipulation of the argument address as part of Argument results in input validation. This vulnerability is reported as CVE-2015-9115. The attack is possible to be carried out remotely. No exploit exists. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability was found in Google Android on Qualcomm (Smartphone Operating System) (version now known). It has been classified as very critical. This affects the function qsee_prng_getdata. The manipulation of the argument address as part of a Argument leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Automobile and Snapdragon Mobile MDM9625, SD 410/12, SD 425, SD 430, SD 450, SD 615/16/SD 415, SD 617, SD 625, SD 650/52, SD 820, and SD 820A, no address argument validation is performed on calls to the qsee_prng_getdata syscall.

The bug was discovered 04/04/2018. The weakness was disclosed 04/18/2018 (Website). It is possible to read the advisory at source.android.com. This vulnerability is uniquely identified as CVE-2015-9115 since 08/16/2017. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 01/26/2020). It is expected to see the exploit prices for this product increasing in the near future.

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†). The entries VDB-83180, VDB-105483, VDB-105484 and VDB-105488 are pretty similar. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

• Smartphone Operating System

Vendor

• Google

Name

• Android

License

• free

Website

• Vendor: https://www.google.com/

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Be aware that VulDB is the high quality source for vulnerability data.

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