VDB-203859 · CVE-2022-20224 · A-220732646

Google Android 10.0/11.0/12.0 Bluetooth Stack bta_hf_client_at.cc AT_SKIP_REST out-of-bounds

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.
6.3	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Google Android 10.0/11.0/12.0. It has been classified as problematic. The impacted element is the function AT_SKIP_REST of the file bta_hf_client_at.cc of the component Bluetooth Stack. Performing a manipulation results in out-of-bounds. This vulnerability is cataloged as CVE-2022-20224. It is possible to initiate the attack remotely. There is no exploit available. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability classified as problematic has been found in Google Android 10.0/11.0/12.0 (Smartphone Operating System). This affects the function AT_SKIP_REST of the file bta_hf_client_at.cc of the component Bluetooth Stack. The manipulation with an unknown input leads to a out-of-bounds vulnerability. CWE is classifying the issue as CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality. The summary by CVE is:

In AT_SKIP_REST of bta_hf_client_at.cc, there is a possible out of bounds read due to an incorrect bounds check. This could lead to remote information disclosure in the Bluetooth stack with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12LAndroid ID: A-220732646

The weakness was shared 07/14/2022 as A-220732646. It is possible to read the advisory at source.android.com. This vulnerability is uniquely identified as CVE-2022-20224 since 10/14/2021. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 07/31/2022). 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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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: 6.4
VulDB Meta Temp Score: 6.3

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

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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 🔍
07/14/2022 +273 days 🔍
07/14/2022 +0 days 🔍
07/31/2022 +17 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: A-220732646
Status: Confirmed

CVE: CVE-2022-20224 (🔍)
GCVE (CVE): GCVE-0-2022-20224
GCVE (VulDB): GCVE-100-203859
scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfo

Created: 07/14/2022 08:51
Updated: 07/31/2022 08:41
Changes: 07/14/2022 08:51 (44), 07/31/2022 08:41 (18)
Complete: 🔍
Cache ID: 216::103