Google Chrome 29.0.1547.76 Observer Object Type use after free

CVSS Meta Temp Score
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability was found in Google Chrome 29.0.1547.76 and classified as critical. Affected by this vulnerability is an unknown functionality of the component Observer Object Type Handler. The manipulation results in use after free. This vulnerability is known as CVE-2013-2923. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Google Chrome 29.0.1547.76 (Web Browser). Affected is an unknown code of the component Observer Object Type Handler. The manipulation with an unknown input leads to a use after free vulnerability. CWE is classifying the issue as CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. This is going to have an impact on availability. CVE summarizes:

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 published 08/29/2013 as 277656 (Website). The advisory is shared for download at code.google.com. The public release has been coordinated with the vendor. This vulnerability is traded as CVE-2013-2923 since 04/11/2013. The exploitability is told to be difficult. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 05/13/2018). 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 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 2 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (70636), SecurityFocus (BID 62752†), OSVDB (98002†) and Secunia (SA55087†). Further details are available at googlechromereleases.blogspot.com. Similar entries are available at VDB-9992, VDB-10161, VDB-10162 and VDB-10163. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.2

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
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: 🔍
Status: Not defined

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 🔍
08/29/2013 +140 days 🔍
10/01/2013 +33 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: 277656
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2013-2923 (🔍)
GCVE (CVE): GCVE-0-2013-2923
GCVE (VulDB): GCVE-100-10560

OVAL: 🔍
IAVM: 🔍

SecurityFocus: 62752
Secunia: 55087 - Google Chrome Multiple Vulnerabilities, Highly Critical
OSVDB: 98002

Misc.: 🔍
See also: 🔍

Entryinfo

Created: 10/03/2013 14:59
Updated: 05/13/2018 10:19
Changes: 10/03/2013 14:59 (76), 05/13/2018 10:19 (8)
Complete: 🔍
Cache ID: 216::103

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