Google Android up to 9 NFC Stack out-of-bounds write

Summaryinfo

A vulnerability was found in Google Android up to 9 and classified as critical. This affects an unknown part of the component NFC Stack. Such manipulation leads to out-of-bounds write. This vulnerability is documented as CVE-2019-9238. The attack needs to be performed locally. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Google Android up to 9 (Smartphone Operating System). It has been rated as critical. Affected by this issue is an unknown code of the component NFC Stack. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. Using CWE to declare the problem leads to CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:

In the NFC stack, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is needed for exploitation. Product: AndroidVersions: Android-10Android ID: A-121267042

The weakness was released 08/20/2019 as Android 10 Security Release Notes as confirmed security bulletin (Website). The advisory is shared for download at source.android.com. This vulnerability is handled as CVE-2019-9238 since 02/28/2019. The attack needs to be approached locally. A simple authentication is needed for exploitation. Successful exploitation requires user interaction by the victim. 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 09/12/2020). It is expected to see the exploit prices for this product increasing in the near future.

Upgrading to version 10 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

Entries connected to this vulnerability are available at VDB-142416, VDB-142417, VDB-142418 and VDB-142419. 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

Version

• 1.0
• 1.1
• 1.5
• 1.6
• 2.0
• 2.0.1
• 2.1
• 2.2
• 2.2.1
• 2.2.2
• 2.2.3
• 2.3
• 2.3.1
• 2.3.2
• 2.3.3
• 2.3.4
• 2.3.5
• 2.3.6
• 2.3.7
• 3.0
• 3.1
• 3.2
• 3.2.1
• 3.2.2
• 3.2.3
• 3.2.4
• 3.2.5
• 3.2.6
• 4.0
• 4.0.1
• 4.0.2
• 4.0.3
• 4.0.4
• 4.1
• 4.1.1
• 4.1.2
• 4.2
• 4.2.1
• 4.2.2
• 4.3
• 4.3.1
• 4.4
• 4.4.1
• 4.4.2
• 4.4.3
• 4.4.4
• 5.0
• 5.0.1
• 5.0.2
• 5.1
• 5.1.1
• 6.0
• 6.0.1
• 7.0
• 7.1
• 7.1.1
• 7.1.2
• 8.0
• 8.1
• 9.0

License

• free

Website

• Vendor: https://www.google.com/

CPE 2.3info

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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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