Vulnerability CVE-2012-5109 - CERT Civis.Net

Vulnerability Name:

CVE-2012-5109 (CCN-79065)

Assigned:

2012-10-08

Published:

2012-10-08

Updated:

2017-09-19

Summary:

The International Components for Unicode (ICU) functionality in Google Chrome before 22.0.1229.92 allows remote attackers to cause a denial of service (out-of-bounds read) via vectors related to a regular expression.

CVSS v3 Severity:

7.3 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): Low Integrity (I): Low Availibility (A): Low

CVSS v2 Severity:

5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
3.7 Low (Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P/E:U/RL:OF/RC:C)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Authentication (Au): None
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): Partial

7.5 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)
5.5 Medium (CCN Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P/E:U/RL:OF/RC:C)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Athentication (Au): None
Impact Metrics:	Confidentiality (C): Partial Integrity (I): Partial Availibility (A): Partial

Vulnerability Type:

Vulnerability Consequences:

Gain Access

References:

Source: MITRE
Type: CNA
CVE-2012-5109

Source: CCN
Type: Google Chrome Releases Web site
Stable Channel Update

Source: CONFIRM
Type: Vendor Advisory
http://googlechromereleases.blogspot.com/2012/10/stable-channel-update.html

Source: CCN
Type: SA50872
Google Chrome Multiple Vulnerabilities

Source: CCN
Type: OSVDB ID: 86119
Google Chrome ICU Regex Out-of-bounds Read DoS

Source: CCN
Type: BID-55830
Google Chrome Prior to 22.0.1229.92 Multiple Security Vulnerabilities

Source: CONFIRM
Type: Issue Tracking, Patch
https://code.google.com/p/chromium/issues/detail?id=148692

Source: XF
Type: UNKNOWN
chrome-icu-regex-code-exec(79065)

Source: OVAL
Type: UNKNOWN
oval:org.mitre.oval:def:15774

Vulnerable Configuration:

Configuration 1:

cpe:/a:google:chrome:22.0.1229.0:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.1:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.2:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.3:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.4:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.6:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.7:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.8:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.9:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.10:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.11:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.12:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.14:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.16:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.17:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.18:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.20:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.21:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.22:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.23:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.24:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.25:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.26:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.27:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.28:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.29:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.31:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.32:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.33:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.35:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.36:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.37:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.39:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.48:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.49:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.50:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.51:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.52:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.53:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.54:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.55:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.56:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.57:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.58:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.59:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.60:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.62:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.63:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.64:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.65:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.67:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.76:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.78:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.79:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.89:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:*:*:*:*:*:*:*:* (Version <= 22.0.1229.91)

Configuration CCN 1:

cpe:/a:google:chrome:21.0.1180.0:*:*:*:*:*:*:*

OR cpe:/a:google:chrome:22.0.1229.0:*:*:*:*:*:*:*

Denotes that component is vulnerable

Oval Definitions

Definition ID	Class	Title	Last Modified
oval:org.mitre.oval:def:15774	V	Vulnerability in ICU functionality in Google Chrome before 22.0.1229.92 via vectors related to a regular expression	2013-08-12
oval:com.ubuntu.precise:def:20125109000	V	CVE-2012-5109 on Ubuntu 12.04 LTS (precise) - low.	2012-10-09