Vulnerability Name:

CVE-2007-4944 (CCN-36816)

Assigned:2007-09-18
Published:2007-09-18
Updated:2008-11-15
Summary:The canvas.createPattern function in Opera 9.x before 9.22 for Linux, FreeBSD, and Solaris does not clear memory before using it to process a new pattern, which allows remote attackers to obtain sensitive information (memory contents) via JavaScript.
CVSS v3 Severity:5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)
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): None
Availibility (A): None
CVSS v2 Severity:5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N)
3.7 Low (Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
4.3 Medium (CCN CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N)
3.2 Low (CCN Temporal CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N/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): None
Availibility (A): None
Vulnerability Type:CWE-Other
Vulnerability Consequences:Obtain Information
References:Source: MITRE
Type: CNA
CVE-2007-4944

Source: OSVDB
Type: UNKNOWN
45946

Source: GENTOO
Type: UNKNOWN
GLSA-200708-17

Source: CCN
Type: Opera Web site
Opera browser: Home page

Source: CONFIRM
Type: UNKNOWN
http://www.opera.com/docs/changelogs/freebsd/922/

Source: CONFIRM
Type: UNKNOWN
http://www.opera.com/docs/changelogs/linux/922/

Source: CONFIRM
Type: UNKNOWN
http://www.opera.com/docs/changelogs/solaris/922/

Source: CCN
Type: Opera Software Knowledge Base Article 861
The createPattern function can reveal old data from random places in memory

Source: CONFIRM
Type: UNKNOWN
http://www.opera.com/support/search/view/861/

Source: CCN
Type: OSVDB ID: 45946
Opera canvas.createPattern Function Arbitrary Memory Content Remote Disclosure

Source: XF
Type: UNKNOWN
opera-createpattern-information-disclosure(36816)

Vulnerable Configuration:Configuration 1:
  • cpe:/a:opera:opera_browser:9.0:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:9.0:beta1:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:9.0:beta2:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:9.01:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:9.02:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:9.10:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:9.12:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:9.20:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:9.20:beta1:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:9.21:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    opera opera browser 9.0
    opera opera browser 9.0 beta1
    opera opera browser 9.0 beta2
    opera opera browser 9.01
    opera opera browser 9.02
    opera opera browser 9.10
    opera opera browser 9.12
    opera opera browser 9.20
    opera opera browser 9.20 beta1
    opera opera browser 9.21