Google Chrome prior 46.0.2490.71 privileges management

CVSS Meta Temp Score
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CTI Interest Score
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4.6$0-$5k0.00

A vulnerability classified as critical has been found in Google Chrome (Web Browser). Affected is an unknown part. The manipulation with an unknown input leads to a privileges management vulnerability. CWE is classifying the issue as CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. This is going to have an impact on integrity. CVE summarizes:

Multiple unspecified vulnerabilities in Google Chrome before 46.0.2490.71 allow attackers to cause a denial of service or possibly have other impact via unknown vectors.

The weakness was published 10/13/2015 as Stable Channel Update, October 2015 as confirmed release notes (Website). The advisory is shared for download at googlechromereleases.blogspot.ch. This vulnerability is traded as CVE-2015-6763 since 08/31/2015. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are unknown but a public exploit is available. The MITRE ATT&CK project declares the attack technique as T1068.

The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. As 0-day the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 86486 (Debian DSA-3376-1 : chromium-browser - security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 175531 (Debian Security Update for chromium-browser (DSA 3376-1)).

Upgrading to version 46.0.2490.71 eliminates this vulnerability. The upgrade is hosted for download at chrome.google.com. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (107103), Tenable (86486) and Exploit-DB (38763). Similar entries are available at 78084, 78085, 78472 and 78473.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.6

VulDB Base Score: 5.3
VulDB Temp Score: 4.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Privileges management
CWE: CWE-269 / CWE-266
ATT&CK: T1068

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 86486
Nessus Name: Debian DSA-3376-1 : chromium-browser - security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 703376
OpenVAS Name: Debian Security Advisory DSA 3376-1 (chromium-browser - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
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Upgrade: Chrome 46.0.2490.71

Timelineinfo

08/31/2015 🔍
10/13/2015 +43 days 🔍
10/13/2015 +0 days 🔍
10/13/2015 +0 days 🔍
10/14/2015 +1 days 🔍
10/15/2015 +1 days 🔍
10/15/2015 +0 days 🔍
06/22/2022 +2441 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: Stable Channel Update, October 2015
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-6763 (🔍)
OVAL: 🔍

X-Force: 107103 - Google Chrome multiple unspecified
SecurityTracker: 1033816
Vulnerability Center: 53475 - Google Chrome <46.0.2490.71 Multiple Unspecified Remote Vulnerabilities, High
SecurityFocus: 77071

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

Entryinfo

Created: 10/15/2015 12:18
Updated: 06/22/2022 01:11
Changes: 10/15/2015 12:18 (68), 02/13/2018 07:31 (12), 06/22/2022 01:01 (3), 06/22/2022 01:11 (1)
Complete: 🔍

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