Google Chrome up to 50 Blink Vector input validation

CVSS Meta Temp Score
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CTI Interest Score
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8.6$5k-$25k0.00

Summaryinfo

A vulnerability was found in Google Chrome up to 50. It has been declared as critical. The impacted element is the function WTF::BitArray/WTF::double_conversion::Vector of the component Blink. Such manipulation leads to input validation. This vulnerability is referenced as CVE-2016-1660. It is possible to launch the attack remotely. No exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Google Chrome up to 50 (Web Browser). It has been rated as critical. Affected by this issue is the function WTF::BitArray/WTF::double_conversion::Vector of the component Blink. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Blink, as used in Google Chrome before 50.0.2661.94, mishandles assertions in the WTF::BitArray and WTF::double_conversion::Vector classes, which allows remote attackers to cause a denial of service (out-of-bounds write) or possibly have unspecified other impact via a crafted web site.

The weakness was published 05/14/2016 by Atte Kettunen with OUSPG (Website). The advisory is shared for download at crbug.com. This vulnerability is handled as CVE-2016-1660 since 01/12/2016. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 08/19/2022). It is expected to see the exploit prices for this product increasing in the near future.

The vulnerability scanner Nessus provides a plugin with the ID 90795 (Google Chrome < 50.0.2661.94 Multiple Vulnerabilities (Mac OS X)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family MacOS X Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 168931 (OpenSuSE Security Update for Chromium (openSUSE-SU-2016:1655-1)).

Upgrading to version 50.0.2661.94 eliminates this vulnerability. The upgrade is hosted for download at chrome.google.com. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (90795) and SecurityFocus (BID 89106†). Similar entries are available at VDB-87381, VDB-87382, VDB-87383 and VDB-87384. Once again VulDB remains the best source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.6

VulDB Base Score: 8.8
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
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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Nessus ID: 90795
Nessus Name: Google Chrome < 50.0.2661.94 Multiple Vulnerabilities (Mac OS X)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 835123
OpenVAS Name: Google Chrome Security Updates(stable-channel-update_28-2016-04)-Linux
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Chrome 50.0.2661.94

Timelineinfo

01/12/2016 🔍
04/28/2016 +107 days 🔍
04/28/2016 +0 days 🔍
04/29/2016 +1 days 🔍
05/14/2016 +15 days 🔍
05/14/2016 +0 days 🔍
05/16/2016 +2 days 🔍
08/19/2022 +2286 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: USN-2960-1
Researcher: Atte Kettunen
Organization: OUSPG
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-1660 (🔍)
GCVE (CVE): GCVE-0-2016-1660
GCVE (VulDB): GCVE-100-87380

OVAL: 🔍

SecurityFocus: 89106 - Google Chrome Prior to 50.0.2661.94 Multiple Security Vulnerabilities

See also: 🔍

Entryinfo

Created: 05/16/2016 09:39
Updated: 08/19/2022 11:30
Changes: 05/16/2016 09:39 (70), 11/26/2018 10:07 (15), 08/19/2022 11:21 (4), 08/19/2022 11:30 (1)
Complete: 🔍
Cache ID: 216:B3D:103

Once again VulDB remains the best source for vulnerability data.

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