VDB-206157 · CVE-2022-20356 · A-215003903

Google Android 11.0/12.0 ActiveServices.java shouldAllowFgsWhileInUsePermissionLocked 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.
6.4	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Google Android 11.0/12.0. It has been rated as critical. The affected element is the function shouldAllowFgsWhileInUsePermissionLocked of the file ActiveServices.java. Performing a manipulation results in permission. This vulnerability is reported as CVE-2022-20356. The attack requires a local approach. No exploit exists. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability, which was classified as critical, was found in Google Android 11.0/12.0 (Smartphone Operating System). This affects the function shouldAllowFgsWhileInUsePermissionLocked of the file ActiveServices.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 summary by CVE is:

In shouldAllowFgsWhileInUsePermissionLocked of ActiveServices.java, there is a possible way to start foreground service from background due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12LAndroid ID: A-215003903

The weakness was disclosed 08/11/2022 as A-215003903. The advisory is shared at source.android.com. This vulnerability is uniquely identified as CVE-2022-20356 since 10/14/2021. 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 09/08/2025). 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.

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Productinfo

Type

Smartphone Operating System

Vendor

Google

Name

Android

Version

License

free

Website

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

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

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

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/14/2021 🔍
08/11/2022 +301 days 🔍
08/11/2022 +0 days 🔍
09/08/2025 +1124 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: A-215003903
Status: Confirmed

CVE: CVE-2022-20356 (🔍)
GCVE (CVE): GCVE-0-2022-20356
GCVE (VulDB): GCVE-100-206157
scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfo

Created: 08/11/2022 10:39
Updated: 09/08/2025 22:24
Changes: 08/11/2022 10:39 (43), 09/10/2022 08:43 (11), 09/08/2025 22:24 (15)
Complete: 🔍
Cache ID: 216::103