VDB-92340 · CVE-2016-3914 · BID 93300

Google Android prior 7.0 Telephony race condition

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-$5k	0.00

A vulnerability classified as critical has been found in Google Android (Smartphone Operating System). Affected is an unknown part of the component Telephony. The manipulation with an unknown input leads to a race condition vulnerability. CWE is classifying the issue as CWE-362. The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was published 10/03/2016 as Android Security Bulletin - October 2016 as confirmed security bulletin (Website). The advisory is shared for download at source.android.com. This vulnerability is traded as CVE-2016-3914 since 03/30/2016. The exploitability is told to be easy. The attack needs to be approached locally. A authentication is necessary for exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 09/22/2022). 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 67 days. During that time the estimated underground price was around $25k-$100k.

Upgrading to version 4.4.4, 5.0.2, 5.1.1, 6.0, 6.0.1 or 7.0 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

Similar entries are available at 83735, 90675, 90618 and 90676.

Productinfo

Type

Smartphone Operating System

Vendor

Google

Name

Android

License

free

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

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

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: Race condition
CWE: CWE-362
CAPEC: 🔍
ATT&CK: 🔍

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: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Android 4.4.4/5.0.2/5.1.1/6.0/6.0.1/7.0

Timelineinfo

03/30/2016 🔍
07/28/2016 +120 days 🔍
10/03/2016 +67 days 🔍
10/03/2016 +0 days 🔍
10/03/2016 +0 days 🔍
10/05/2016 +2 days 🔍
10/10/2016 +5 days 🔍
09/22/2022 +2173 days 🔍

Sourcesinfo

Vendor: google.com

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

CVE: CVE-2016-3914 (🔍)
SecurityFocus: 93300 - Google Android CVE-2016-3914 Remote Privilege Escalation Vulnerability

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

Entryinfo

Created: 10/05/2016 10:44
Updated: 09/22/2022 08:48
Changes: 10/05/2016 10:44 (58), 05/01/2019 14:27 (13), 09/22/2022 08:48 (4)
Complete: 🔍
Cache ID: 3:659:103