VDB-92372 · CVE-2016-3938 · BID 93336

Google Android Qualcomm Video 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.
7.6	$5k-$25k	0.00

Summaryinfo

A vulnerability classified as critical was found in Google Android. Impacted is an unknown function of the component Qualcomm Video Driver. Such manipulation leads to access control. This vulnerability is uniquely identified as CVE-2016-3938. Local access is required to approach this attack. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Google Android (Smartphone Operating System) (version unknown) and classified as critical. Affected by this issue is an unknown function of the component Qualcomm Video Driver. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability.

The weakness was disclosed 10/05/2016 as Android Security Bulletin - October 2016 as confirmed security bulletin (Website). The advisory is shared for download at source.android.com. This vulnerability is handled as CVE-2016-3938 since 03/30/2016. The attack needs to be approached locally. The successful exploitation requires a simple authentication. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 09/22/2022). It is expected to see the exploit prices for this product increasing in the near future.The MITRE ATT&CK project declares the attack technique as T1068.

Upgrading eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 93336†). The entries VDB-83735, VDB-90675, VDB-90618 and VDB-90676 are pretty similar. 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: 7.8
VulDB Meta Temp Score: 7.6

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
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: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Patch: source.codeaurora.org

Timelineinfo

03/30/2016 🔍
10/03/2016 +187 days 🔍
10/05/2016 +2 days 🔍
10/05/2016 +0 days 🔍
10/05/2016 +0 days 🔍
10/10/2016 +5 days 🔍
09/22/2022 +2173 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: Android Security Bulletin - October 2016
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-3938 (🔍)
GCVE (CVE): GCVE-0-2016-3938
GCVE (VulDB): GCVE-100-92372
SecurityFocus: 93336 - Linux Kernel Multiple Privilege Escalation Vulnerabilities

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

Entryinfo

Created: 10/05/2016 10:44
Updated: 09/22/2022 09:44
Changes: 10/05/2016 10:44 (54), 05/01/2019 17:24 (13), 09/22/2022 09:44 (4)
Complete: 🔍
Cache ID: 216::103