VDB-94591 · CVE-2016-5186 · Nessus 94661

Google Chrome up to 54 DevTools out-of-bounds

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.
5.7	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Google Chrome up to 54. It has been rated as critical. This affects an unknown part of the component DevTools. This manipulation causes out-of-bounds. This vulnerability is handled as CVE-2016-5186. The attack can be initiated remotely. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as critical was found in Google Chrome up to 54 (Web Browser). Affected by this vulnerability is an unknown function of the component DevTools. The manipulation with an unknown input leads to a out-of-bounds vulnerability. The CWE definition for the vulnerability is CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Devtools in Google Chrome prior to 54.0.2840.59 for Windows, Mac, and Linux; 54.0.2840.85 for Android incorrectly handled objects after a tab crash, which allowed a remote attacker to perform an out of bounds memory read via crafted PDF files.

The bug was discovered 10/12/2016. The weakness was released 12/18/2016 by Abdulrahman Alqabandi (Cloudfuzzer) with Tencent (Website). It is possible to read the advisory at securityfocus.com. This vulnerability is known as CVE-2016-5186 since 05/31/2016. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 28 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 94661 (Fedora 24 : 1:chromium-native_client / chromium (2016-c671aae490)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370162 (Google Chrome Prior to 54.0.2840.59 Multiple Vulnerabilities).

Upgrading to version 54.0.2840.59 eliminates this vulnerability. The upgrade is hosted for download at chrome.google.com. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (94661) and SecurityFocus (BID 93528†). Entries connected to this vulnerability are available at VDB-93280, VDB-94586, VDB-94587 and VDB-94588. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Web Browser

Vendor

Google

Name

Chrome

Version

License

free

Website

Vendor: https://www.google.com/
Product: https://www.google.com/chrome/

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.8
VulDB Meta Temp Score: 5.7

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
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Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
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

Nessus ID: 94661
Nessus Name: Fedora 24 : 1:chromium-native_client / chromium (2016-c671aae490)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 54318
OpenVAS Name: Fedora Update for chromium FEDORA-2016-c671aae490
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 54.0.2840.59

Timelineinfo

05/31/2016 🔍
10/12/2016 +134 days 🔍
10/12/2016 +0 days 🔍
11/09/2016 +28 days 🔍
11/10/2016 +1 days 🔍
12/17/2016 +37 days 🔍
12/18/2016 +1 days 🔍
12/18/2016 +0 days 🔍
10/12/2022 +2124 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: FEDORA-2016-c671aae490⛔
Researcher: Abdulrahman Alqabandi (Cloudfuzzer)
Organization: Tencent
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-5186 (🔍)
GCVE (CVE): GCVE-0-2016-5186
GCVE (VulDB): GCVE-100-94591

OVAL: 🔍

SecurityFocus: 93528 - Google Chrome Prior to 54.0.2840.59 Multiple Security Vulnerabilities

See also: 🔍

Entryinfo

Created: 12/18/2016 16:05
Updated: 10/12/2022 09:50
Changes: 12/18/2016 16:05 (78), 07/09/2019 18:14 (9), 10/12/2022 09:45 (4), 10/12/2022 09:50 (1)
Complete: 🔍
Cache ID: 216::103