Executive Summary



This Alert is flagged as TOP 25 Common Weakness Enumeration from CWE/SANS. For more information, you can read this.
Summary
Title WebP: User-assisted execution of arbitrary code
Informations
Name GLSA-201312-08 First vendor Publication 2013-12-10
Vendor Gentoo Last vendor Modification 2013-12-10
Severity (Vendor) Normal Revision N/A

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:P/I:P/A:P)
Cvss Base Score 7.5 Attack Range Network
Cvss Impact Score 6.4 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

Synopsis

An integer overflow vulnerability in WebP could lead to arbitrary code execution or Denial of Service.

Background

WebP is a lossy image compression format.

Description

An integer overflow flaw has been found in WebP.

Impact

A remote attacker could entice a user to open a specially crafted image in an application linked against WebP, possibly resulting in execution of arbitrary code with the privileges of the process or a Denial of Service condition.

Workaround

There is no known workaround at this time.

Resolution

All WebP users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=media-libs/libwebp-0.2.1"

References

[ 1 ] CVE-2012-5127 : http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-5127

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website:

http://security.gentoo.org/glsa/glsa-201312-08.xml

Original Source

Url : http://security.gentoo.org/glsa/glsa-201312-08.xml

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-189 Numeric Errors (CWE/SANS Top 25)

OVAL Definitions

Definition Id: oval:org.mitre.oval:def:15943
 
Oval ID: oval:org.mitre.oval:def:15943
Title: Integer overflow in Google Chrome before 23.0.1271.64 via a crafted WebP image
Description: Integer overflow in Google Chrome before 23.0.1271.64 allows remote attackers to cause a denial of service (out-of-bounds read) or possibly have unspecified other impact via a crafted WebP image.
Family: windows Class: vulnerability
Reference(s): CVE-2012-5127
Version: 5
Platform(s): Microsoft Windows 2000
Microsoft Windows 7
Microsoft Windows Server 2003
Microsoft Windows Server 2008
Microsoft Windows Server 2008 R2
Microsoft Windows Vista
Microsoft Windows XP
Product(s): Google Chrome
Definition Synopsis:

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 2549

OpenVAS Exploits

Date Description
2012-11-26 Name : FreeBSD Ports: chromium
File : nvt/freebsd_chromium22.nasl
2012-11-09 Name : Google Chrome Multiple Vulnerabilities - Nov2012 (Linux)
File : nvt/gb_google_chrome_mult_vuln_nov12_lin.nasl
2012-11-09 Name : Google Chrome Multiple Vulnerabilities - Nov2012 (Mac OS X)
File : nvt/gb_google_chrome_mult_vuln_nov12_macosx.nasl
2012-11-09 Name : Google Chrome Multiple Vulnerabilities - Nov2012 (Windows)
File : nvt/gb_google_chrome_mult_vuln_nov12_win.nasl

Nessus® Vulnerability Scanner

Date Description
2013-12-10 Name : The remote Gentoo host is missing one or more security-related patches.
File : gentoo_GLSA-201312-08.nasl - Type : ACT_GATHER_INFO
2013-09-25 Name : The remote Gentoo host is missing one or more security-related patches.
File : gentoo_GLSA-201309-16.nasl - Type : ACT_GATHER_INFO
2013-02-04 Name : The remote Fedora host is missing one or more security updates.
File : fedora_2013-1473.nasl - Type : ACT_GATHER_INFO
2013-02-04 Name : The remote Fedora host is missing one or more security updates.
File : fedora_2013-1490.nasl - Type : ACT_GATHER_INFO
2013-02-04 Name : The remote Fedora host is missing one or more security updates.
File : fedora_2013-1494.nasl - Type : ACT_GATHER_INFO
2012-11-08 Name : The remote FreeBSD host is missing a security-related update.
File : freebsd_pkg_209c068d28be11e2916000262d5ed8ee.nasl - Type : ACT_GATHER_INFO
2012-11-08 Name : The remote host contains a web browser that is affected by multiple vulnerabi...
File : google_chrome_23_0_1271_64.nasl - Type : ACT_GATHER_INFO

Alert History

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0
1
Date Informations
2014-02-17 11:37:58
  • Multiple Updates
2013-12-10 13:18:06
  • First insertion