VDB-9515 · OSVDB 95113

Google Android 4.2 classes.dex File unknown vulnerability

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.
4.3	$0-$5k	0.00

A vulnerability, which was classified as problematic, has been found in Google Android 4.2 (Smartphone Operating System). This issue affects some unknown functionality of the component classes.dex File Handler. Impacted is confidentiality, and integrity.

The weakness was published 07/10/2013 as not defined advisory (Website). It is possible to read the advisory at blog.sina.com.cn. The public release has been coordinated with Google. The exploitation is known to be difficult. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are unknown but a public exploit is available.

The exploit is available at gist.github.com. It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $100k and more.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at android.googlesource.com. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

androidpolice.com is providing further details. Similar entry is available at 9315.

Productinfo

Type

Smartphone Operating System

Vendor

Google

Name

Android

Version

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: 4.8
VulDB Meta Temp Score: 4.3

VulDB Base Score: 4.8
VulDB Temp Score: 4.3
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: 🔍

Exploitinginfo

Class: Unknown
CWE: Unknown
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍
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: android.googlesource.com

Timelineinfo

07/03/2013 🔍
07/10/2013 +7 days 🔍
07/16/2013 +6 days 🔍
03/19/2019 +2072 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: blog.sina.com.cn
Status: Not defined
Confirmation: 🔍
Coordinated: 🔍
OSVDB: 95113

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

Entryinfo

Created: 07/16/2013 12:12
Updated: 03/19/2019 22:12
Changes: 07/16/2013 12:12 (48), 03/19/2019 22:12 (1)
Complete: 🔍
Committer: