VDB-95255 · CVE-2016-8394 · BID 94682

Google Android Synaptics Touchscreen Driver access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.2$25k-$100k0.00

Summaryinfo

A vulnerability classified as critical has been found in Google Android. The affected element is an unknown function of the component Synaptics Touchscreen Driver. The manipulation leads to access control. This vulnerability is referenced as CVE-2016-8394. The attack can only be performed from a local environment. No exploit is available.

Detailsinfo

A vulnerability was found in Google Android (Smartphone Operating System) (version now known). It has been rated as critical. This issue affects some unknown processing of the component Synaptics Touchscreen Driver. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

An elevation of privilege vulnerability in the Synaptics touchscreen driver could enable a local malicious application to execute arbitrary code within the context of the kernel. This issue is rated as High because it first requires compromising a privileged process. Product: Android. Versions: Kernel-3.10. Android ID: A-31913197.

The bug was discovered 12/07/2016. The weakness was published 01/12/2017 with IBM X-Force (Website). It is possible to read the advisory at securityfocus.com. The identification of this vulnerability is CVE-2016-8394 since 10/05/2016. Attacking locally is a requirement. Required for exploitation is a simple authentication. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $25k-$100k at the moment (estimation calculated on 07/20/2020). It is expected to see the exploit prices for this product increasing in the near future.The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 36 days. During that time the estimated underground price was around $25k-$100k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 94682†). Similar entries are available at VDB-90448, VDB-90450, VDB-95213 and VDB-95214. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.2
VulDB Meta Temp Score: 7.2

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.0
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/05/2016 🔍
12/06/2016 +62 days 🔍
12/07/2016 +1 days 🔍
01/12/2017 +36 days 🔍
01/12/2017 +0 days 🔍
01/13/2017 +1 days 🔍
07/20/2020 +1284 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: securityfocus.com⛔
Organization: IBM X-Force
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-8394 (🔍)
GCVE (CVE): GCVE-0-2016-8394
GCVE (VulDB): GCVE-100-95255
SecurityFocus: 94682 - Google Android Synaptics Touchscreen Driver Multiple Privilege Escalation Vulnerabilities
OSVDB: - CVE-2016-8394 - Linux - Kernel - Privilege Escalation Issue

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

Entryinfo

Created: 01/13/2017 08:11
Updated: 07/20/2020 17:09
Changes: 01/13/2017 08:11 (60), 07/20/2020 17:09 (7)
Complete: 🔍
Cache ID: 216:527:103

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

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