Google Chrome 29.0.1547.76 URL Parser url_canon_relative.cc DoResolveRelativeHost memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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9.5$5k-$25k0.00

A vulnerability was found in Google Chrome 29.0.1547.76 (Web Browser). It has been rated as very critical. This issue affects the function DoResolveRelativeHost of the file url/url_canon_relative.cc of the component URL Parser. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

The DoResolveRelativeHost function in url/url_canon_relative.cc in Google Chrome before 30.0.1599.66 allows remote attackers to cause a denial of service (out-of-bounds read) via a relative URL containing a hostname, as demonstrated by a protocol-relative URL beginning with a //www.google.com/ substring.

The weakness was disclosed 10/01/2013 by Atte Kettunen with Oulu University Secure Programming Group as 285742 (Website). It is possible to read the advisory at code.google.com. The public release has been coordinated in cooperation with Google. The identification of this vulnerability is CVE-2013-2920 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 of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 05/26/2021). 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. 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 immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (70636). googlechromereleases.blogspot.com is providing further details. The entries 9992, 10161, 10162 and 10163 are pretty similar.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

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

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.5

VulDB Base Score: 10.0
VulDB Temp Score: 9.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

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: 🔍

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 🔍
10/01/2013 +172 days 🔍
10/01/2013 +0 days 🔍
10/01/2013 +0 days 🔍
10/01/2013 +0 days 🔍
10/02/2013 +1 days 🔍
10/02/2013 +0 days 🔍
10/03/2013 +1 days 🔍
05/26/2021 +2792 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: 285742
Researcher: Atte Kettunen
Organization: Oulu University Secure Programming Group
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2013-2920 (🔍)
OVAL: 🔍
IAVM: 🔍

Vulnerability Center: 41729 - Google Chrome Before 30.0.1599.66 Remote DoS due to Out of Bounds Read in URL Parsing - CVE-2013-2920, Medium
SecurityFocus: 62752
Secunia: 55087 - Google Chrome Multiple Vulnerabilities, Highly Critical
OSVDB: 97980

Misc.: 🔍
See also: 🔍

Entryinfo

Created: 10/03/2013 13:13
Updated: 05/26/2021 08:19
Changes: 10/03/2013 13:13 (53), 05/12/2017 11:00 (34), 05/26/2021 08:19 (4)
Complete: 🔍

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