Vulnerability CVE-2011-2366


Published: 2011-06-30   Modified: 2012-02-13

Description:
Mozilla Gecko before 5.0, as used in Firefox before 5.0 and Thunderbird before 5.0, does not block use of a cross-domain image as a WebGL texture, which allows remote attackers to obtain approximate copies of arbitrary images via a timing attack involving a crafted WebGL fragment shader.

Type:

CWE-20

(Improper Input Validation)

CVSS2 => (AV:N/AC:M/Au:N/C:P/I:N/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
None
None
Affected software
Mozilla -> Firefox 
Mozilla -> Gecko 
Mozilla -> Thunderbird 

 References:
https://hacks.mozilla.org/2011/06/cross-domain-webgl-textures-disabled-in-firefox-5/
https://developer.mozilla.org/en/WebGL/Cross-Domain_Textures
https://bugzilla.mozilla.org/show_bug.cgi?id=659349
https://bugzilla.mozilla.org/show_bug.cgi?id=656277
https://bugzilla.mozilla.org/show_bug.cgi?id=655987
http://www.mozilla.org/security/announce/2011/mfsa2011-25.html
http://www.contextis.co.uk/resources/blog/webgl/
http://oval.mitre.org/repository/data/getDef?id=oval:org.mitre.oval:def:14221
http://lists.whatwg.org/pipermail/whatwg-whatwg.org/2011-March/030882.html
http://lists.opensuse.org/opensuse-security-announce/2011-07/msg00001.html

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