Google Android up to 5.1.0/6.0 Mediaserver 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.
5.4	$5k-$25k	0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Google Android up to 5.1.0/6.0. This affects an unknown part of the component Mediaserver. This manipulation causes access control. The identification of this vulnerability is CVE-2015-7717. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Google Android up to 5.1.0/6.0 (Smartphone Operating System). It has been declared as critical. Affected by this vulnerability is an unknown functionality of the component Mediaserver. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

mediaserver in Android 5.x before 5.1.1 LMY48T and 6.0 before 2015-10-01 allows attackers to gain privileges via a crafted application, aka internal bug 19573085, a different vulnerability than CVE-2015-6596.

The weakness was shared 10/06/2015 as 19573085 (Website). The advisory is shared at groups.google.com. This vulnerability is known as CVE-2015-7717 since 10/06/2015. The exploitation appears to be difficult. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 02/13/2018). It is expected to see the exploit prices for this product increasing in the near future.MITRE ATT&CK project uses the attack technique T1068 for this issue.

Upgrading to version 5.1.1 or 6.0 2015-10-01 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Vulnerability Center (SBV-53535†). The entries VDB-78261, VDB-78262, VDB-78263 and VDB-78264 are related to this item. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

• Smartphone Operating System

Vendor

• Google

Name

• Android

Version

• 1.0
• 1.1
• 1.5
• 1.6
• 2.0
• 2.0.1
• 2.1
• 2.2
• 2.2.1
• 2.2.2
• 2.2.3
• 2.3
• 2.3.1
• 2.3.2
• 2.3.3
• 2.3.4
• 2.3.5
• 2.3.6
• 2.3.7
• 3.0
• 3.1
• 3.2
• 3.2.1
• 3.2.2
• 3.2.3
• 3.2.4
• 3.2.5
• 3.2.6
• 4.0
• 4.0.1
• 4.0.2
• 4.0.3
• 4.0.4
• 4.1
• 4.1.1
• 4.1.2
• 4.2
• 4.2.1
• 4.2.2
• 4.3
• 4.3.1
• 4.4
• 4.4.1
• 4.4.2
• 4.4.3
• 4.4.4
• 5.0
• 5.0.1
• 5.0.2
• 5.1
• 5.1.0
• 5.1.1
• 6.0

License

• free

Website

• Vendor: https://www.google.com/

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.6
VulDB Meta Temp Score: 5.4

VulDB Base Score: 5.6
VulDB Temp Score: 5.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

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

Physical: No
Local: No
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: 🔍

0-Day Time: 🔍

Upgrade: Android 5.1.1/6.0 2015-10-01

Timelineinfo

10/06/2015 🔍
10/06/2015 +0 days 🔍
10/06/2015 +0 days 🔍
10/06/2015 +0 days 🔍
10/07/2015 +1 days 🔍
10/18/2015 +11 days 🔍
02/13/2018 +849 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: 19573085
Status: Confirmed

CVE: CVE-2015-7717 (🔍)
GCVE (CVE): GCVE-0-2015-7717
GCVE (VulDB): GCVE-100-78289
Vulnerability Center: 53535 - Google Android before 5.1.1 LMY48T, 6.0 Remote Code Execution Vulnerability in MediaServer - CVE-2015-7717, Critical

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

Entryinfo

Created: 10/07/2015 10:13
Updated: 02/13/2018 07:47
Changes: 10/07/2015 10:13 (51), 02/13/2018 07:47 (7)
Complete: 🔍
Cache ID: 216:CDB:103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

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