Google Android Memory Management Driver out-of-bounds write

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CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.1$5k-$25k0.03

A vulnerability was found in Google Android (Smartphone Operating System) (affected version unknown). It has been declared as critical. Affected by this vulnerability is some unknown processing of the component Memory Management Driver. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-787. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

In memory management driver, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android SoCAndroid ID: A-183464868

The weakness was released 06/12/2021 as A-183464868. The advisory is shared at source.android.com. This vulnerability is known as CVE-2021-0490 since 11/06/2020. The exploitation appears to be easy. An attack has to be approached locally. Required for exploitation is a single authentication. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 06/14/2021). 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.

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CVSSv3infoedit

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

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

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfoedit

Class: Memory corruption
CWE: CWE-787
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfoedit

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfoedit

Recommended: Patch
Status: 🔍

0-Day Time: 🔒

Patch: source.android.com

Timelineinfoedit

11/06/2020 CVE assigned
06/12/2021 +217 days Advisory disclosed
06/12/2021 +0 days VulDB entry created
06/14/2021 +2 days VulDB last update

Sourcesinfoedit

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

Advisory: A-183464868
Status: Confirmed

CVE: CVE-2021-0490 (🔒)
scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfoedit

Created: 06/12/2021 11:34 AM
Updated: 06/14/2021 07:17 PM
Changes: (5) source_cve_assigned source_cve_nvd_summary vulnerability_cvss2_vuldb_tempscore vulnerability_cvss3_vuldb_tempscore vulnerability_cvss3_meta_tempscore
Complete: 🔍

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