VDB-88910 · CVE-2014-9789 · BID 91628

Google Android prior 2016-07-05 on Nexus 5 API msm_audio_ion.c alloc/free 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$0-$5k0.00

A vulnerability was found in Google Android on Nexus 5 (Smartphone Operating System). It has been rated as critical. Affected by this issue is the function alloc/free of the file arch/arm/mach-msm/qdsp6v2/msm_audio_ion.c of the component API. 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. CVE summarizes:

The (1) alloc and (2) free APIs in arch/arm/mach-msm/qdsp6v2/msm_audio_ion.c in the Qualcomm components in Android before 2016-07-05 on Nexus 5 devices do not validate parameters, which allows attackers to gain privileges via a crafted application, aka Android internal bug 28749392 and Qualcomm internal bug CR556425.

The weakness was published 07/06/2016 as Android Security Bulletin - July 2016 as confirmed security bulletin (Website). The advisory is available at source.android.com. This vulnerability is handled as CVE-2014-9789 since 05/31/2016. The exploitation is known to be easy. Local access is required to approach this attack. A simple authentication is necessary for exploitation. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $0-$5k 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.This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

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†).

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Dayunlockunlockunlockunlock
Todayunlockunlockunlockunlock

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-2014-9789 (🔍)
SecurityFocus: 91628 - Google Nexus Qualcomm Components Multiple Privilege Escalation Vulnerabilities

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

Entryinfo

Created: 07/11/2016 11:00 AM
Updated: 09/01/2022 10:40 AM
Changes: 07/11/2016 11:00 AM (58), 02/21/2019 01:27 PM (13), 09/01/2022 10:40 AM (3)
Complete: 🔍
Cache ID: 3:39A:40

Discussion

No comments yet. Languages: en.

Please log in to comment.

Do you need the next level of professionalism?

Upgrade your account now!