Google Android 10.0 MediaProvider.java openFileAndEnforcePathPermissionsHelper permission

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.1$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Google Android 10.0. This vulnerability affects the function openFileAndEnforcePathPermissionsHelper of the file MediaProvider.java. Performing a manipulation results in permission. This vulnerability is identified as CVE-2021-39663. The attack is only possible with local access. There is not any exploit available. It is suggested to install a patch to address this issue.

Detailsinfo

A vulnerability was found in Google Android 10.0 (Smartphone Operating System). It has been classified as critical. This affects the function openFileAndEnforcePathPermissionsHelper of the file MediaProvider.java. The manipulation with an unknown input leads to a permission vulnerability. CWE is classifying the issue as CWE-275. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was released 02/12/2022 as A-200682135. The advisory is shared at source.android.com. This vulnerability is uniquely identified as CVE-2021-39663 since 08/23/2021. 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 02/12/2022). It is expected to see the exploit prices for this product increasing in the near future.MITRE ATT&CK project uses the attack technique T1222 for this issue.

Applying a patch is able to eliminate this problem.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Permission
CWE: CWE-275 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/23/2021 🔍
02/12/2022 +173 days 🔍
02/12/2022 +0 days 🔍
02/16/2022 +4 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: A-200682135
Status: Confirmed

CVE: CVE-2021-39663 (🔍)
GCVE (CVE): GCVE-0-2021-39663
GCVE (VulDB): GCVE-100-192921
scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfo

Created: 02/12/2022 10:17
Updated: 02/16/2022 14:25
Changes: 02/12/2022 10:17 (42), 02/16/2022 14:25 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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