VDB-8431 · OSVDB 92283

Google Chrome 26.0.1410.64 HTML5 Engine localStorage denial of service

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.
5.1	$0-$5k	0.00

A vulnerability was found in Google Chrome 26.0.1410.64 (Web Browser). It has been declared as problematic. Affected by this vulnerability is the function localStorage of the component HTML5 Engine. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability.

The weakness was released 02/27/2013 by Feross Aboukhadijeh as Introducing the new HTML5 Hard Disk Filler™ API as not defined exploit (Website). It is possible to read the advisory at feross.org. The vendor was not involved in the public release. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details and also a public exploit are known.

A public exploit has been developed by Feross Aboukhadijeh in HTML5 and been published immediately after the advisory. It is possible to download the exploit at filldisk.com. It is declared as highly functional. We expect the 0-day to have been worth approximately $25k-$100k.

Upgrading eliminates this vulnerability. The upgrade is hosted for download at chrome.google.com.

Additional details are provided at bbc.co.uk. Entries connected to this vulnerability are available at 8432, 8433 and 8434.

Productinfo

Type

Web Browser

Vendor

Google

Name

Chrome

Version

26.0.1410.64

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: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
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: Denial of service
CWE: CWE-404
ATT&CK: T1499

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Highly functional
Author: Feross Aboukhadijeh
Programming Language: 🔍
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: no mitigation known
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Upgrade: chrome.google.com

Timelineinfo

02/27/2013 🔍
02/27/2013 +0 days 🔍
04/17/2013 +49 days 🔍
05/05/2018 +1844 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: Introducing the new HTML5 Hard Disk Filler™ API
Researcher: Feross Aboukhadijeh
Status: Not defined
OSVDB: 92283

scip Labs: https://www.scip.ch/en/?labs.20161013
Misc.: 🔍
See also: 🔍

Entryinfo

Created: 04/17/2013 18:24
Updated: 05/05/2018 18:06
Changes: 04/17/2013 18:24 (55), 05/05/2018 18:06 (2)
Complete: 🔍
Committer: