Vulnerability Name:

CVE-2010-0049 (CCN-56835)

Assigned:2009-12-15
Published:2010-03-11
Updated:2017-09-19
Summary:Use-after-free vulnerability in WebKit in Apple Safari before 4.0.5 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via HTML elements with right-to-left (RTL) text directionality.
Per: http://lists.apple.com/archives/security-announce/2010/Mar/msg00000.

CVE-ID: CVE-2010-0049
Available for: Mac OS X v10.4.11, Mac OS X Server v10.4.11,
Mac OS X v10.5.8, Mac OS X Server v10.5.8,
Mac OS X v10.6.1 or later, Mac OS X Server v10.6.1 or later,
Windows 7, Vista, XP
Impact: Visiting a maliciously crafted website may lead to an
unexpected application termination or arbitrary code execution
Description: A use-after-free issue exists in the handling of HTML
elements containing right-to-left displayed text. Visiting a
maliciously crafted website may lead to an unexpected application
termination or arbitrary code execution. This issue is addressed
through improved memory reference tracking. Credit to wushi&Z of
team509 for reporting this issue.

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:9.3 High (CVSS v2 Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C)
6.9 Medium (Temporal CVSS v2 Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
6.8 Medium (CCN CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P)
5.0 Medium (CCN Temporal CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Type:CWE-399
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2010-0049

Source: IDEFENSE
Type: UNKNOWN
20100311 Multiple Vendor WebKit HTML Element Use After Free Vulnerability

Source: APPLE
Type: UNKNOWN
APPLE-SA-2010-06-21-1

Source: APPLE
Type: Vendor Advisory
APPLE-SA-2010-03-11-1

Source: FEDORA
Type: UNKNOWN
FEDORA-2010-8360

Source: FEDORA
Type: UNKNOWN
FEDORA-2010-8379

Source: FEDORA
Type: UNKNOWN
FEDORA-2010-8423

Source: SUSE
Type: UNKNOWN
SUSE-SR:2011:002

Source: OSVDB
Type: UNKNOWN
62942

Source: CCN
Type: SA38932
Apple Safari Multiple Vulnerabilities

Source: CCN
Type: SA39091
Qt WebKit Multiple Vulnerabilities

Source: CCN
Type: SA40257
Apple iOS Multiple Vulnerabilities

Source: SECUNIA
Type: UNKNOWN
41856

Source: SECUNIA
Type: UNKNOWN
43068

Source: CCN
Type: SECTRACK ID: 1023708
Apple Safari WebKit Flaws Let Remote Users Execute Arbitrary Code

Source: CCN
Type: Apple Web site
About the security content of Safari 4.0.5

Source: CONFIRM
Type: Vendor Advisory
http://support.apple.com/kb/HT4070

Source: CONFIRM
Type: UNKNOWN
http://support.apple.com/kb/HT4225

Source: MANDRIVA
Type: UNKNOWN
MDVSA-2011:039

Source: CCN
Type: OSVDB ID: 62942
Apple Safari WebKit HTML Element RTL Text Directionality Use-after-free Arbitrary Code Execution

Source: BID
Type: Patch
38671

Source: CCN
Type: BID-38671
RETIRED: Apple Safari Prior to 4.0.5 Multiple Security Vulnerabilities

Source: CCN
Type: BID-38689
WebKit Right-to-Left Displayed Text Handling Memory Corruption Vulnerability

Source: SECTRACK
Type: UNKNOWN
1023708

Source: UBUNTU
Type: UNKNOWN
USN-1006-1

Source: VUPEN
Type: UNKNOWN
ADV-2010-2722

Source: VUPEN
Type: UNKNOWN
ADV-2011-0212

Source: VUPEN
Type: UNKNOWN
ADV-2011-0552

Source: CCN
Type: Red Hat Bugzilla Bug 570349
CVE-2010-0046, CVE-2010-0047, CVE-2010-0048, CVE-2010-0049, CVE-2010-0050, CVE-2010-0052, CVE-2010-0053, CVE-2010-0054 qt, webkitgtk: multiple security vulnerabilities in WebKit

Source: XF
Type: UNKNOWN
safari-righttoleft-code-exec(56835)

Source: CCN
Type: iDefense Labs Public Advisory: 03.11.10
Multiple Vendor WebKit HTML Element Use After Free Vulnerability

Source: OVAL
Type: UNKNOWN
oval:org.mitre.oval:def:6810

Source: SUSE
Type: SUSE-SR:2011:002
SUSE Security Summary Report

Source: CCN
Type: ZDI-10-152
Apple WebKit RTL LineBox Overflow Remote Code Execution Vulnerability

Vulnerable Configuration:Configuration 1:
  • cpe:/a:apple:safari:4.0:*:*:*:*:*:*:*
  • OR cpe:/a:apple:safari:4.0:beta:*:*:*:*:*:*
  • OR cpe:/a:apple:safari:4.0.0b:*:*:*:*:*:*:*
  • OR cpe:/a:apple:safari:4.0.1:*:*:*:*:*:*:*
  • OR cpe:/a:apple:safari:4.0.2:*:*:*:*:*:*:*
  • OR cpe:/a:apple:safari:4.0.3:*:*:*:*:*:*:*
  • OR cpe:/a:apple:safari:*:*:*:*:*:*:*:* (Version <= 4.0.4)

    • Configuration CCN 1:
  • cpe:/a:apple:safari:4:beta:windows:*:*:*:*:*
  • OR cpe:/o:apple:iphone_os:2.0.0:-:ipodtouch:*:*:*:*:*
  • OR cpe:/o:apple:iphone_os:2.0.1:*:*:*:*:*:*:*
  • OR cpe:/o:apple:iphone_os:2.0.1:-:ipodtouch:*:*:*:*:*
  • OR cpe:/o:apple:iphone_os:2.0.2:*:*:*:*:*:*:*
  • OR cpe:/o:apple:iphone_os:2.0.2:-:ipodtouch:*:*:*:*:*
  • OR cpe:/a:apple:safari:4.0:*:*:*:*:*:*:*
  • OR cpe:/a:apple:safari:4.0.1:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_7:*:*:*:*:*:*:*:*
  • OR cpe:/o:apple:iphone_os:2.1:*:*:*:*:*:*:*
  • OR cpe:/o:apple:iphone_os:2.0:*:*:*:*:*:*:*
  • OR cpe:/o:apple:iphone_os:3.0:*:*:*:*:*:*:*
  • OR cpe:/a:apple:safari:4.0.2:*:*:*:*:*:*:*
  • OR cpe:/a:apple:safari:4.0.3:*:*:*:*:*:*:*
  • OR cpe:/a:apple:safari:4.0.4:*:*:*:*:*:*:*
  • OR cpe:/o:apple:iphone_os:3.1:*:*:*:*:*:*:*
  • OR cpe:/o:apple:iphone_os:3.1.2:*:*:*:*:*:*:*
  • OR cpe:/o:apple:iphone_os:3.1.3:*:*:*:*:*:*:*
  • OR cpe:/o:apple:iphone_os:2.1:-:ipodtouch:*:*:*:*:*
  • OR cpe:/o:apple:iphone_os:3.0:-:ipodtouch:*:*:*:*:*
  • OR cpe:/o:apple:iphone_os:3.1.2:-:ipodtouch:*:*:*:*:*
  • OR cpe:/o:apple:iphone_os:3.1:-:ipodtouch:*:*:*:*:*
  • AND
  • cpe:/o:apple:mac_os_x:10.4.11:*:*:*:*:*:*:*
  • OR cpe:/o:apple:mac_os_x_server:10.4.11:*:*:*:*:*:*:*
  • OR cpe:/o:apple:mac_os_x:10.5.8:*:*:*:*:*:*:*
  • OR cpe:/o:apple:mac_os_x_server:10.5.8:*:*:*:*:*:*:*
  • OR cpe:/o:apple:mac_os_x_server:10.6.1:*:*:*:*:*:*:*
  • OR cpe:/o:apple:mac_os_x:10.6.1:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:20100049
    V
    		CVE-2010-0049
    2015-11-16
    oval:org.mitre.oval:def:6810
    V
    		WebKit Right-to-Left Displayed Text Handling Memory Corruption Vulnerability
    2013-11-11
    BACK
    apple safari 4.0
    apple safari 4.0 beta
    apple safari 4.0.0b
    apple safari 4.0.1
    apple safari 4.0.2
    apple safari 4.0.3
    apple safari *
    apple safari 4 beta
    apple iphone os 2.0.0 -
    apple iphone os 2.0.1
    apple iphone os 2.0.1 -
    apple iphone os 2.0.2
    apple iphone os 2.0.2 -
    apple safari 4.0
    apple safari 4.0.1
    microsoft windows 7 *
    apple iphone os 2.1
    apple iphone os 2.0
    apple iphone os 3.0
    apple safari 4.0.2
    apple safari 4.0.3
    apple safari 4.0.4
    apple iphone os 3.1
    apple iphone os 3.1.2
    apple iphone os 3.1.3
    apple iphone os 2.1 -
    apple iphone os 3.0 -
    apple iphone os 3.1.2 -
    apple iphone os 3.1 -
    apple mac os x 10.4.11
    apple mac os x server 10.4.11
    apple mac os x 10.5.8
    apple mac os x server 10.5.8
    apple mac os x server 10.6.1
    apple mac os x 10.6.1