VDB-95002 · CVE-2016-8457 · BID 95240

Google Android Broadcom Wi-Fi 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$5k-$25k0.00

A vulnerability was found in Google Android (Smartphone Operating System) (unknown version). It has been declared as critical. This vulnerability affects an unknown code block of the component Broadcom Wi-Fi Driver. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect confidentiality, integrity, and availability.

The bug was discovered 01/03/2017. The weakness was disclosed 01/05/2017 by Guang Gong with Qihoo 360 as Android Security Bulletin - January 2017 as confirmed advisory (Website). The advisory is available at source.android.com. The public release has been coordinated in cooperation with the vendor. This vulnerability was named CVE-2016-8457 since 10/05/2016. Local access is required to approach this attack. The requirement for exploitation is a single authentication. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $5k-$25k 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.This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

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.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 95240†). The entries VDB-90138, VDB-94929, VDB-94930 and VDB-94931 are pretty similar. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

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

AVACAuCIA
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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-264
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
Researcher: Guang Gong
Organization: Qihoo 360
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2016-8457 (🔍)
GCVE (CVE): GCVE-0-2016-8457
GCVE (VulDB): GCVE-100-95002
SecurityFocus: 95240 - Google Nexus Broadcom Wi-Fi Driver Multiple Privilege Escalation Vulnerabilities
OSVDB: - CVE-2016-8457 - Linux - Kernel - Privilege Escalation Issue

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

Entryinfo

Created: 01/04/2017 06:43 PM
Updated: 10/27/2022 01:54 PM
Changes: 01/04/2017 06:43 PM (65), 07/14/2020 02:31 PM (8), 10/27/2022 01:54 PM (3)
Complete: 🔍
Cache ID: 18:A95:40

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