Vulnerability CVE-2011-4106
Published: 2013-10-26

Description:
TimThumb (timthumb.php) before 2.0 does not validate the entire source with the domain white list, which allows remote attackers to upload and execute arbitrary code via a URL containing a white-listed domain in the src parameter, then accessing it via a direct request to the file in the cache directory, as exploited in the wild in August 2011.

See advisories in our WLB2 database:
Topic
Author
Date
High
WordPress TimThumb Plugin Remote Code Execution
MaXe
27.10.2013

Type:

CWE-20

 (Improper Input Validation)

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.8/10
6.4/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Binarymoon -> Timthumb 

 References:
http://markmaunder.com/2011/08/02/technical-details-and-scripts-of-the-wordpress-timthumb-php-hack/
http://code.google.com/p/timthumb/issues/detail?id=212
http://www.openwall.com/lists/oss-security/2011/11/03/4
http://www.exploit-db.com/exploits/17872
http://www.exploit-db.com/exploits/17602
http://www.binarymoon.co.uk/2011/08/timthumb-2/
http://markmaunder.com/2011/08/01/zero-day-vulnerability-in-many-wordpress-themes/
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