VDB-88923 · CVE-2015-8889 · BID 91628

Google Android prior 2016-07-05 on Nexus 6P Qualcomm 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 identified as critical has been detected in Google Android on Nexus 6P. Affected is an unknown function of the component Qualcomm. Performing a manipulation results in access control. This vulnerability was named CVE-2015-8889. The attack needs to be approached locally. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Google Android on Nexus 6P (Smartphone Operating System). This affects some unknown functionality of the component Qualcomm. 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. The summary by CVE is:

The aboot implementation in the Qualcomm components in Android before 2016-07-05 on Nexus 6P devices omits the recovery PIN feature, which has unspecified impact and attack vectors, aka Android internal bug 28822677 and Qualcomm internal bug CR804067.

The weakness was presented 07/06/2016 as Android Security Bulletin - July 2016 as confirmed security bulletin (Website). It is possible to read the advisory at source.android.com. This vulnerability is uniquely identified as CVE-2015-8889 since 05/31/2016. It is possible to initiate the attack remotely. No form of authentication is needed 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 09/01/2022). 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 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†). See VDB-88897, VDB-88898, VDB-88899 and VDB-88900 for similar entries. Statistical analysis made it clear that VulDB provides the best quality 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

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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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: Yes

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 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-2015-8889 (🔍)
GCVE (CVE): GCVE-0-2015-8889
GCVE (VulDB): GCVE-100-88923
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 12:08
Changes: 07/11/2016 11:01 (57), 02/21/2019 14:08 (12), 09/01/2022 12:08 (3)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.