VDB-202071 · CVE-2022-20176 · A-197787879

Google Android sjtag-driver.c auth_store information disclosure

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.
2.2	$0-$5k	0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Google Android. Affected by this issue is the function auth_store of the file sjtag-driver.c. Performing a manipulation results in information disclosure. This vulnerability is identified as CVE-2022-20176. The attack is only possible with local access. There is not any exploit available. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Google Android (Smartphone Operating System) (affected version not known). This affects the function auth_store of the file sjtag-driver.c. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality. The summary by CVE is:

In auth_store of sjtag-driver.c, there is a possible read of uninitialized memory due to a missing bounds check. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-197787879References: N/A

The weakness was released 06/15/2022 as A-197787879. It is possible to read the advisory at source.android.com. This vulnerability is uniquely identified as CVE-2022-20176 since 10/14/2021. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

Applying a patch is able to eliminate this problem.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Smartphone Operating System

Vendor

Google

Name

Android

License

free

Website

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

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 2.3
VulDB Meta Temp Score: 2.2

VulDB Base Score: 2.3
VulDB Temp Score: 2.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

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

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

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / 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 🔍
06/15/2022 +244 days 🔍
06/15/2022 +0 days 🔍
06/15/2022 +0 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: A-197787879
Status: Confirmed

CVE: CVE-2022-20176 (🔍)
GCVE (CVE): GCVE-0-2022-20176
GCVE (VulDB): GCVE-100-202071
scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfo

Created: 06/15/2022 18:53
Changes: 06/15/2022 18:53 (42)
Complete: 🔍
Cache ID: 216::103