Google Android up to 8.1 config.cc config_set_string input validation

Summaryinfo

A vulnerability classified as critical has been found in Google Android up to 8.1. Affected by this issue is the function config_set_string of the file config.cc. This manipulation causes input validation. This vulnerability is registered as CVE-2017-13284. The attack needs to be launched locally. No exploit is available. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability was found in Google Android up to 8.1 (Smartphone Operating System). It has been declared as critical. Affected by this vulnerability is the function config_set_string of the file config.cc. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

In config_set_string of config.cc, it is possible to pair a second BT keyboard without user approval due to improper input validation. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android. Versions: 6.0, 6.0.1, 7.0, 7.1.1, 7.1.2, 8.0, 8.1. Android ID: A-70808273.

The bug was discovered 04/05/2018. The weakness was published 04/04/2018 (Website). The advisory is shared at source.android.com. This vulnerability is known as CVE-2017-13284 since 08/23/2017. 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. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 01/21/2020). It is expected to see the exploit prices for this product increasing in the near future.

Applying a patch is able to eliminate this problem.

Similar entries are available at VDB-83180, VDB-115633, VDB-115638 and VDB-115639. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

• Smartphone Operating System

Vendor

• Google

Name

• Android

Version

• 6.0
• 6.0.1
• 7.0
• 7.1.1
• 7.1.2
• 8.0
• 8.1

License

• free

Website

• Vendor: https://www.google.com/

CPE 2.3info

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CPE 2.2info

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Entryinfo

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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