VDB-106284 · CVE-2017-0797 · BID 100652

Google Android MediaTek Accessory Detector Driver access control

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 labeled as critical has been found in Google Android. This affects an unknown part of the component MediaTek Accessory Detector Driver. The manipulation results in access control. This vulnerability is cataloged as CVE-2017-0797. The attack must be initiated from a local position. There is no exploit available. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability, which was classified as critical, was found in Google Android (Smartphone Operating System) (the affected version unknown). Affected is an unknown part of the component MediaTek Accessory Detector Driver. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

A elevation of privilege vulnerability in the MediaTek accessory detector driver. Product: Android. Versions: Android kernel. Android ID: A-62459766. References: M-ALPS03353854.

The bug was discovered 09/05/2017. The weakness was shared 09/08/2017 with Shell (Website). The advisory is shared for download at source.android.com. This vulnerability is traded as CVE-2017-0797 since 11/29/2016. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

The vulnerability was handled as a non-public zero-day exploit for at least 3 days. During that time the estimated underground price was around $25k-$100k.

Applying a patch is able to eliminate this problem.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 100652†). The entries VDB-101269, VDB-101388, VDB-101623 and VDB-106244 are related to this item. Once again VulDB remains the best 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: 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: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
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

11/29/2016 🔍
09/05/2017 +280 days 🔍
09/05/2017 +0 days 🔍
09/08/2017 +3 days 🔍
09/08/2017 +0 days 🔍
09/09/2017 +1 days 🔍
01/11/2021 +1220 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: source.android.com
Researcher: Yu Pan, Yang Dai
Organization: Shell
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-0797 (🔍)
GCVE (CVE): GCVE-0-2017-0797
GCVE (VulDB): GCVE-100-106284
SecurityFocus: 100652 - Google Android MediaTek Components Multiple Privilege Escalation Vulnerabilities

scip Labs: https://www.scip.ch/en/?labs.20150917
See also: 🔍

Entryinfo

Created: 09/09/2017 16:00
Updated: 01/11/2021 12:48
Changes: 09/09/2017 16:00 (55), 11/14/2019 08:29 (11), 01/11/2021 12:48 (2)
Complete: 🔍
Cache ID: 216::103