VDB-83124 · CVE-2016-2457 · GCVE-0-2016-2457

Google Android 5.0.1/5.1.0 Wi-Fi 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.
5.5	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Google Android 5.0.1/5.1.0. It has been declared as critical. This affects an unknown function of the component Wi-Fi. The manipulation results in access control. This vulnerability is cataloged as CVE-2016-2457. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in Google Android 5.0.1/5.1.0 (Smartphone Operating System). Affected is some unknown processing of the component Wi-Fi. 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:

server/pm/UserManagerService.java in Wi-Fi in Android 5.0.x before 5.0.2, 5.1.x before 5.1.1, and 6.x before 2016-05-01 allows attackers to bypass intended restrictions on Wi-Fi configuration changes by leveraging guest access, aka internal bug 27411179.

The weakness was shared 05/02/2016 as Android Security Bulletin - May 2016 as confirmed advisory (Website). The advisory is shared for download at source.android.com. This vulnerability is traded as CVE-2016-2457 since 02/18/2016. The attack needs to be approached locally. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

Upgrading to version 5.0.2, 5.1.1, 6.0 or 6.0.1 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The entries VDB-80659, VDB-80660, VDB-80661 and VDB-83098 are related to this item. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Smartphone Operating System

Vendor

Google

Name

Android

Version

License

free

Website

Vendor: https://www.google.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.6

VulDB Base Score: 5.9
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
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: No

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: 🔍

Upgrade: Android 5.0.2/5.1.1/6.0/6.0.1

Timelineinfo

02/18/2016 🔍
05/02/2016 +74 days 🔍
05/02/2016 +0 days 🔍
05/03/2016 +1 days 🔍
05/09/2016 +6 days 🔍
11/06/2018 +911 days 🔍

Sourcesinfo

Vendor: google.com

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

CVE: CVE-2016-2457 (🔍)
GCVE (CVE): GCVE-0-2016-2457
GCVE (VulDB): GCVE-100-83124
scip Labs: https://www.scip.ch/en/?labs.20150917
See also: 🔍

Entryinfo

Created: 05/03/2016 10:57
Updated: 11/06/2018 08:09
Changes: 05/03/2016 10:57 (63), 11/06/2018 08:09 (2)
Complete: 🔍
Cache ID: 216:63C:103