Google Android up to 9.0 oat_file_assistant.cc GenerateOatFile access control

entryeditHistoryDiffjsonxmlCTI
CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.3$5k-$25k0.07

A vulnerability was found in Google Android up to 9.0 (Smartphone Operating System). It has been classified as critical. Affected is the function OatFileAssistant::GenerateOatFile of the file oat_file_assistant.cc. The manipulation with an unknown input leads to a privilege escalation vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

In OatFileAssistant::GenerateOatFile of oat_file_assistant.cc, there is a possible file corruption issue due to an insecure default value. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android. Versions: Android-7.0 Android-7.1.1 Android-7.1.2 Android-8.0 Android-8.1 Android-9. Android ID: A-130821293.

The weakness was released 08/20/2019 (Website). The advisory is available at source.android.com. This vulnerability is traded as CVE-2019-2120 since 12/10/2018. Local access is required to approach this attack. The successful exploitation requires a authentication. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 08/01/2020). 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.

Entries connected to this vulnerability are available at 140407, 140408, 140409 and 140410.

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VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

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VulDB Base Score: 🔍
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Exploitinginfoedit

Class: Privilege escalation (CWE-264)
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfoedit

Threat: 🔍
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Countermeasuresinfoedit

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Timelineinfoedit

12/10/2018 🔍
08/20/2019 +253 days 🔍
08/21/2019 +1 days 🔍
08/01/2020 +346 days 🔍

Sourcesinfoedit

Vendor: https://www.google.com/

Advisory: source.android.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2019-2120 (🔍)
scip Labs: https://www.scip.ch/en/?labs.20150917
See also: 🔍

Entryinfoedit

Created: 08/21/2019 07:19 AM
Updated: 08/01/2020 02:11 PM
Changes: (1) advisory_confirm_url
Complete: 🔍

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