VDB-90527 · CVE-2016-3844 · BID 92241

Google Android on Nexus 9/Pixel C Mediaserver access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.5$5k-$25k0.00

Summaryinfo

A vulnerability has been found in Google Android on Nexus 9/Pixel C and classified as critical. This affects an unknown function of the component Mediaserver. The manipulation leads to access control. This vulnerability is uniquely identified as CVE-2016-3844. Local access is required to approach this attack. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Google Android on Nexus 9/Pixel C (Smartphone Operating System) (the affected version unknown) and classified as critical. This issue affects an unknown part of the component Mediaserver. 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 summary by CVE is:

mediaserver in Android before 2016-08-05 on Nexus 9 and Pixel C devices allows attackers to gain privileges via a crafted application, aka internal bug 28299517.

The weakness was disclosed 08/01/2016 as Android Security Bulletin - August 2016 as confirmed security bulletin (Website). It is possible to read the advisory at source.android.com. The identification of this vulnerability is CVE-2016-3844 since 03/30/2016. The exploitation is known to be easy. Attacking locally is a requirement. A simple authentication is necessary for exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 03/20/2019). It is expected to see the exploit prices for this product increasing in the near future.The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

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 92241†). The entries VDB-90455, VDB-90456, VDB-90457 and VDB-90458 are pretty similar. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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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

AVACAuCIA
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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: 🔍

Physical: Partially
Local: Yes
Remote: Yes

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

03/30/2016 🔍
08/01/2016 +124 days 🔍
08/01/2016 +0 days 🔍
08/01/2016 +0 days 🔍
08/05/2016 +4 days 🔍
08/06/2016 +1 days 🔍
03/20/2019 +956 days 🔍

Sourcesinfo

Vendor: google.com

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

CVE: CVE-2016-3844 (🔍)
GCVE (CVE): GCVE-0-2016-3844
GCVE (VulDB): GCVE-100-90527
SecurityFocus: 92241 - Google Nexus Mediaserver CVE-2016-3844 Privilege Escalation Vulnerability

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

Entryinfo

Created: 08/06/2016 14:02
Updated: 03/20/2019 15:20
Changes: 08/06/2016 14:02 (56), 03/20/2019 15:20 (13)
Complete: 🔍
Cache ID: 216:AB0:103

Be aware that VulDB is the high quality source for vulnerability data.

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