Google Chrome 29.0.1547.76 Author Shadow Root use after free

CVSS Meta Temp Score
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CTI Interest Score
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9.0$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Google Chrome 29.0.1547.76. This issue affects some unknown processing of the component Author Shadow Root Handler. The manipulation leads to use after free. This vulnerability is listed as CVE-2013-2923. In addition, an exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Google Chrome 29.0.1547.76 (Web Browser) and classified as critical. This issue affects an unknown code of the component Author Shadow Root Handler. The manipulation with an unknown input leads to a use after free vulnerability. Using CWE to declare the problem leads to CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Multiple unspecified vulnerabilities in Google Chrome before 30.0.1599.66 allow attackers to cause a denial of service or possibly have other impact via unknown vectors.

The weakness was presented 08/02/2013 as 266593 (Website). The advisory is shared at code.google.com. The public release was coordinated in cooperation with Google. The identification of this vulnerability is CVE-2013-2923 since 04/11/2013. 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.

It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $100k and more. The vulnerability scanner Nessus provides a plugin with the ID 70636 (Debian DSA-2785-1 : chromium-browser - several vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 166720 (OpenSuSE Security Update for chromium (openSUSE-SU-2014:0065-1)).

Upgrading to version 30.0.1599.66 eliminates this vulnerability. The upgrade is hosted for download at chrome.google.com. A possible mitigation has been published 3 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (70636), SecurityFocus (BID 62752†), OSVDB (97995†) and Secunia (SA55087†). googlechromereleases.blogspot.com is providing further details. See VDB-9992, VDB-10161, VDB-10162 and VDB-10163 for similar entries. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.0

VulDB Base Score: 10.0
VulDB Temp Score: 9.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 70636
Nessus Name: Debian DSA-2785-1 : chromium-browser - several vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 892794
OpenVAS Name: Debian Security Advisory DSA 2785-1 (chromium-browser - several vulnerabilities
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Chrome 30.0.1599.66

Timelineinfo

04/11/2013 🔍
08/02/2013 +113 days 🔍
10/01/2013 +60 days 🔍
10/02/2013 +1 days 🔍
10/02/2013 +0 days 🔍
10/03/2013 +1 days 🔍
10/27/2013 +24 days 🔍
05/13/2018 +1659 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: 266593
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2013-2923 (🔍)
GCVE (CVE): GCVE-0-2013-2923
GCVE (VulDB): GCVE-100-10553

OVAL: 🔍
IAVM: 🔍

SecurityFocus: 62752
Secunia: 55087 - Google Chrome Multiple Vulnerabilities, Highly Critical
OSVDB: 97995

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

Entryinfo

Created: 10/03/2013 14:06
Updated: 05/13/2018 10:18
Changes: 10/03/2013 14:06 (77), 05/13/2018 10:18 (8)
Complete: 🔍
Cache ID: 216:4D6:103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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