Google Android System Service authorization

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Google Android. The affected element is an unknown function of the component System Service. This manipulation causes authorization. This vulnerability is tracked as CVE-2022-20431. The attack is restricted to local execution. No exploit exists. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability has been found in Google Android (Smartphone Operating System) (affected version not known) and classified as critical. Affected by this vulnerability is some unknown functionality of the component System Service. The manipulation with an unknown input leads to a authorization vulnerability. The CWE definition for the vulnerability is CWE-862. The product does not perform an authorization check when an actor attempts to access a resource or perform an action. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

There is an missing authorization issue in the system service. Since the component does not have permission check , resulting in Local Elevation of privilege.Product: AndroidVersions: Android SoCAndroid ID: A-242221238

The weakness was disclosed 10/12/2022 as A-242221238. It is possible to read the advisory at source.android.com. This vulnerability is known as CVE-2022-20431 since 10/14/2021. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 04/14/2026). 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.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2022-25691). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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Website

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

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

Exploitinginfo

Class: Authorization
CWE: CWE-862 / CWE-863 / CWE-285
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

10/14/2021 🔍
10/12/2022 +363 days 🔍
10/12/2022 +0 days 🔍
04/14/2026 +1279 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: A-242221238
Status: Confirmed

CVE: CVE-2022-20431 (🔍)
GCVE (CVE): GCVE-0-2022-20431
GCVE (VulDB): GCVE-100-210667
EUVD: 🔍
scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfo

Created: 10/12/2022 11:11
Updated: 04/14/2026 01:42
Replaces Duplicates: 🔍
Changes: 10/12/2022 11:11 (41), 11/07/2022 07:35 (11), 12/07/2022 15:03 (2), 04/14/2026 01:42 (15)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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