Google Android up to 6.x LockSettingsService LockSettingsService.java credentials management

CVSS Meta Temp Score
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CTI Interest Score
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8.0$5k-$25k0.00

Summaryinfo

A vulnerability has been found in Google Android up to 6.x and classified as problematic. Affected is an unknown function of the file server/LockSettingsService.java of the component LockSettingsService. This manipulation causes credentials management. This vulnerability is registered as CVE-2016-3749. The attack needs to be launched locally. No exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Google Android up to 6.x (Smartphone Operating System). It has been declared as critical. Affected by this vulnerability is an unknown part of the file server/LockSettingsService.java of the component LockSettingsService. The manipulation with an unknown input leads to a credentials management vulnerability. The CWE definition for the vulnerability is CWE-255. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

server/LockSettingsService.java in LockSettingsService in Android 6.x before 2016-07-01 allows attackers to modify the screen-lock password or pattern via a crafted application, aka internal bug 28163930.

The weakness was published 07/06/2016 as Android Security Bulletin - July 2016 as confirmed security bulletin (Website). The advisory is shared at source.android.com. This vulnerability is known as CVE-2016-3749 since 03/30/2016. The exploitation appears to be easy. An attack has to be approached locally. A single authentication is necessary for exploitation. Technical details are known, but no exploit is available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 02/21/2019). It is expected to see the exploit prices for this product increasing in the near future.MITRE ATT&CK project uses the attack technique T1552 for this issue.

Upgrading to version 6.x 2016-07-01 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

Similar entries are available at VDB-88897, VDB-88898, VDB-88899 and VDB-88900. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.4
VulDB Meta Temp Score: 8.2

VulDB Base Score: 8.4
VulDB Temp Score: 8.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.4
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: Credentials management
CWE: CWE-255
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
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: 🔍

Upgrade: Android 6.x 2016-07-01

Timelineinfo

03/30/2016 🔍
07/06/2016 +98 days 🔍
07/06/2016 +0 days 🔍
07/10/2016 +4 days 🔍
07/11/2016 +1 days 🔍
02/21/2019 +955 days 🔍

Sourcesinfo

Vendor: google.com

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

CVE: CVE-2016-3749 (🔍)
GCVE (CVE): GCVE-0-2016-3749
GCVE (VulDB): GCVE-100-88945
scip Labs: https://www.scip.ch/en/?labs.20150917
See also: 🔍

Entryinfo

Created: 07/11/2016 11:03
Updated: 02/21/2019 15:26
Changes: 07/11/2016 11:03 (57), 02/21/2019 15:26 (10)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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