VDB-88924 · CVE-2015-8890 · BID 91628

Google Android prior 2016-07-05 on Nexus 5/Nexus 7 2013 Qualcomm partition_parser.c MultiMediaCard MMC 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.
7.6	$5k-$25k	0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Google Android on Nexus 5/Nexus 7 2013. Affected by this vulnerability is an unknown functionality of the file platform/msm_shared/partition_parser.c of the component Qualcomm. Executing a manipulation as part of MultiMediaCard MMC can lead to access control. The identification of this vulnerability is CVE-2015-8890. The attack can only be executed locally. There is no exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability has been found in Google Android on Nexus 5/Nexus 7 2013 (Smartphone Operating System) and classified as critical. This vulnerability affects an unknown part of the file platform/msm_shared/partition_parser.c of the component Qualcomm. The manipulation as part of a MultiMediaCard MMC 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. CVE summarizes:

platform/msm_shared/partition_parser.c in the Qualcomm components in Android before 2016-07-05 on Nexus 5 and 7 (2013) devices does not validate certain GUID Partition Table (GPT) data, which allows attackers to bypass intended access restrictions via a crafted MultiMediaCard (MMC), aka Android internal bug 28822878 and Qualcomm internal bug CR823461.

The weakness was shared 07/06/2016 as Android Security Bulletin - July 2016 as confirmed security bulletin (Website). The advisory is shared for download at source.android.com. This vulnerability was named CVE-2015-8890 since 05/31/2016. The exploitation appears to be easy. The attack needs to be approached locally. A single authentication is necessary for exploitation. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 09/01/2022). It is expected to see the exploit prices for this product increasing in the near future.The MITRE ATT&CK project declares the attack technique as T1068.

Upgrading to version 2016-07-05 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 91628†). The entries VDB-88897, VDB-88898, VDB-88899 and VDB-88900 are related to this item. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Smartphone Operating System

Vendor

Google

Name

Android

License

free

Website

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

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

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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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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: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
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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 2016-07-05
Patch: source.codeaurora.org

Timelineinfo

05/31/2016 🔍
07/06/2016 +36 days 🔍
07/06/2016 +0 days 🔍
07/07/2016 +1 days 🔍
07/10/2016 +3 days 🔍
07/11/2016 +1 days 🔍
09/01/2022 +2243 days 🔍

Sourcesinfo

Vendor: google.com

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

CVE: CVE-2015-8890 (🔍)
GCVE (CVE): GCVE-0-2015-8890
GCVE (VulDB): GCVE-100-88924
SecurityFocus: 91628 - Google Nexus Qualcomm Components Multiple Privilege Escalation Vulnerabilities

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

Entryinfo

Created: 07/11/2016 11:01
Updated: 09/01/2022 12:15
Changes: 07/11/2016 11:01 (59), 02/21/2019 14:13 (12), 09/01/2022 12:15 (3)
Complete: 🔍
Cache ID: 216::103