VDB-115255 · CVE-2017-9692 · BID 100210

Google Android output_layer null pointer dereference

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.
5.5	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Google Android. It has been rated as problematic. This affects an unknown function. This manipulation of the argument output_layer causes null pointer dereference. This vulnerability is registered as CVE-2017-9692. The attack needs to be launched locally. No exploit is available. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability classified as problematic was found in Google Android (Smartphone Operating System) (version unknown). Affected by this vulnerability is an unknown function. The manipulation of the argument output_layer with an unknown input leads to a null pointer dereference vulnerability. The CWE definition for the vulnerability is CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. As an impact it is known to affect availability. The summary by CVE is:

When an atomic commit is issued on a writeback panel with a NULL output_layer parameter in Android for MSM, Firefox OS for MSM, and QRD Android before 2017-06-03, a NULL pointer dereference may potentially occur.

The bug was discovered 02/15/2018. The weakness was published 03/30/2018 by Security Team with Qihoo 360 (Website). It is possible to read the advisory at securityfocus.com. This vulnerability is known as CVE-2017-9692 since 06/15/2017. The exploitation appears to be easy. Attacking locally is a requirement. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 43 days. During that time the estimated underground price was around $5k-$25k.

Applying a patch is able to eliminate this problem.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 100210†). Similar entries are available at VDB-105600, VDB-105601, VDB-115253 and VDB-115256. Be aware that VulDB is the high quality 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: 5.5
VulDB Meta Temp Score: 5.5

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
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
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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: Patch
Status: 🔍

0-Day Time: 🔍

Patch: source.codeaurora.org

Timelineinfo

06/15/2017 🔍
08/08/2017 +54 days 🔍
02/15/2018 +191 days 🔍
03/30/2018 +43 days 🔍
03/30/2018 +0 days 🔍
03/31/2018 +1 days 🔍
02/24/2023 +1791 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: securityfocus.com⛔
Researcher: Security Team
Organization: Qihoo 360
Status: Not defined

CVE: CVE-2017-9692 (🔍)
GCVE (CVE): GCVE-0-2017-9692
GCVE (VulDB): GCVE-100-115255
SecurityFocus: 100210 - Google Android Drivers Multiple Security Vulnerabilities

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

Entryinfo

Created: 03/31/2018 10:10
Updated: 02/24/2023 15:41
Changes: 03/31/2018 10:10 (61), 01/18/2020 11:34 (5), 02/24/2023 15:41 (4)
Complete: 🔍
Cache ID: 216::103