Google Chrome up to 40.0.2214.85 Web Worker DeleteAndStartOver use after free

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.7$0-$5k0.00

A vulnerability was found in Google Chrome up to 40.0.2214.85 (Web Browser). It has been rated as critical. Affected by this issue is the function ServiceWorkerContextWrapper::DeleteAndStartOver of the component Web Worker. 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 weakness was released 03/03/2015 by NSFocus Security Team (Cloudfuzzer) with NSFOCUS Security Team as Stable Channel Update, March 2015 as confirmed release notes (Website). The advisory is shared for download at googlechromereleases.blogspot.com. This vulnerability is handled as CVE-2015-1222 since 01/21/2015. The attack may be launched remotely. No form of authentication is required for exploitation. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 04/12/2022). 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 81618 (FreeBSD : chromium -- multiple vulnerabilities (8505e013-c2b3-11e4-875d-000c6e25e3e9)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 196022 (Ubuntu Security Notification for Oxide-qt Vulnerabilities (USN-2521-1)).

Upgrading to version 41.0.2272.76 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. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 19247.

The vulnerability is also documented in the databases at X-Force (101402) and Tenable (81618). Entries connected to this vulnerability are available at 73906, 73907, 73908 and 73909.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 8.7

VulDB Base Score: 10.0
VulDB Temp Score: 8.7
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
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 81618
Nessus Name: FreeBSD : chromium -- multiple vulnerabilities (8505e013-c2b3-11e4-875d-000c6e25e3e9)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 803313
OpenVAS Name: Google Chrome Multiple Vulnerabilities-01 Mar15 (Windows)
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 41.0.2272.76
TippingPoint: 🔍

Timelineinfo

01/21/2015 🔍
03/03/2015 +41 days 🔍
03/03/2015 +0 days 🔍
03/03/2015 +0 days 🔍
03/03/2015 +0 days 🔍
03/04/2015 +1 days 🔍
03/08/2015 +4 days 🔍
03/10/2015 +2 days 🔍
04/12/2022 +2590 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: Stable Channel Update, March 2015
Researcher: NSFocus Security Team (Cloudfuzzer)
Organization: NSFOCUS Security Team
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-1222 (🔍)
X-Force: 101402 - Google Chrome service workers code execution
Vulnerability Center: 48871 - Google Chrome <41.0.2272.76 Remote DoS or Other Impact due to Use-After-Free in Service Workers - CVE-2015-1222, High
SecurityFocus: 72901 - Google Chrome Prior to 41.0.2272.76 Multiple Security Vulnerabilities

See also: 🔍

Entryinfo

Created: 03/10/2015 10:10
Updated: 04/12/2022 15:34
Changes: 03/10/2015 10:10 (71), 06/21/2017 11:08 (12), 04/12/2022 15:29 (2), 04/12/2022 15:34 (1)
Complete: 🔍

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