VDB-94976 · CVE-2016-8439 · BID 95227

Google Android Qualcomm memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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9.4$5k-$25k0.00

Summaryinfo

A vulnerability classified as critical was found in Google Android. This affects an unknown part of the component Qualcomm Component. Such manipulation leads to memory corruption. This vulnerability is documented as CVE-2016-8439. The attack can be executed remotely. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Google Android (Smartphone Operating System) (version unknown). It has been rated as very critical. Affected by this issue is an unknown function of the component Qualcomm Component. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Possible buffer overflow in trust zone access control API. Buffer overflow may occur due to lack of buffer size checking. Product: Android. Versions: Kernel 3.18. Android ID: A-31625204. References: QC-CR#1027804.

The bug was discovered 01/03/2017. The weakness was released 01/05/2017 as Android Security Bulletin - January 2017 as confirmed advisory (Website). The advisory is shared for download at source.android.com. The public release was coordinated with the vendor. This vulnerability is handled as CVE-2016-8439 since 10/05/2016. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 01/04/2017). It is expected to see the exploit prices for this product increasing in the near future.

The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $100k and more.

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 95227†). Entries connected to this vulnerability are available at VDB-90138, VDB-94929, VDB-94930 and VDB-94931. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.6

VulDB Base Score: 9.8
VulDB Temp Score: 9.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
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

10/05/2016 🔍
01/03/2017 +90 days 🔍
01/03/2017 +0 days 🔍
01/04/2017 +1 days 🔍
01/04/2017 +0 days 🔍
01/05/2017 +0 days 🔍
01/05/2017 +0 days 🔍
01/12/2017 +7 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: Android Security Bulletin - January 2017
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2016-8439 (🔍)
GCVE (CVE): GCVE-0-2016-8439
GCVE (VulDB): GCVE-100-94976
SecurityFocus: 95227 - Google Android Qualcomm components Multiple Unspecified Security Vulnerabilities
OSVDB: - CVE-2016-8439 - Linux - Kernel - Buffer Overflow Issue

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

Entryinfo

Created: 01/04/2017 18:43
Changes: 01/04/2017 18:43 (72)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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