VDB-94969 · CVE-2016-8434 · BID 95257

Google Android Qualcomm GPU 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.
7.3$0-$5k0.00

A vulnerability classified as critical was found in Google Android (Smartphone Operating System) (version unknown). Affected by this vulnerability is an unknown function of the component Qualcomm GPU Driver. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. As an impact it is known to affect confidentiality, integrity, and availability.

The bug was discovered 01/03/2017. The weakness was shared 01/05/2017 as Android Security Bulletin - January 2017 as confirmed advisory (Website). The advisory is shared at source.android.com. The vendor cooperated in the coordination of the public release. This vulnerability is known as CVE-2016-8434 since 10/05/2016. An attack has to be approached locally. The successful exploitation requires a single authentication. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 10/27/2022). It is expected to see the exploit prices for this product increasing in the near future.MITRE ATT&CK project uses the attack technique T1068 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $25k-$100k.

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

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.0
NVD Vector: 🔍

CVSSv2info

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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: 🔍

Local: Yes
Remote: No

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: Upgrade
Status: 🔍

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

Timelineinfo

10/05/2016 🔍
01/03/2017 +90 days 🔍
01/03/2017 +0 days 🔍
01/04/2017 +1 days 🔍
01/05/2017 +1 days 🔍
01/05/2017 +0 days 🔍
01/12/2017 +7 days 🔍
10/27/2022 +2114 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: Android Security Bulletin - January 2017
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2016-8434 (🔍)
SecurityFocus: 95257 - Google Nexus Qualcomm GPU Driver CVE-2016-8434 Privilege Escalation Vulnerability
OSVDB: - CVE-2016-8434 - Linux - Kernel - Privilege Escalation Issue

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

Entryinfo

Created: 01/04/2017 06:43 PM
Updated: 10/27/2022 11:02 AM
Changes: 01/04/2017 06:43 PM (71), 10/27/2022 11:02 AM (3)
Complete: 🔍
Cache ID: 34:1A1:40

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