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TITLE:
Ruby on Rails Nested Attribute Handling Vulnerability

SECUNIA ADVISORY ID:
SA41930

VERIFY ADVISORY:
Secunia.com
http://secunia.com/advisories/41930/
Customer Area (Credentials Required)
https://ca.secunia.com/?page=viewadvisory&vuln_id=41930

RELEASE DATE:
2010-10-21

DISCUSS ADVISORY:
http://secunia.com/advisories/41930/#comments

AVAILABLE ON SITE AND IN CUSTOMER AREA:
 * Last Update
 * Popularity
 * Comments
 * Criticality Level
 * Impact
 * Where
 * Solution Status
 * Operating System / Software
 * CVE Reference(s)

http://secunia.com/advisories/41930/

ONLY AVAILABLE IN CUSTOMER AREA:
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 * Report Reliability
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https://ca.secunia.com/?page=viewadvisory&vuln_id=41930

ONLY AVAILABLE WITH SECUNIA CSI AND SECUNIA PSI:
 * AUTOMATED SCANNING

http://secunia.com/vulnerability_scanning/personal/
http://secunia.com/vulnerability_scanning/corporate/wsus_sccm_3rd_third_party_patching/

DESCRIPTION:
A vulnerability has been reported in Ruby on Rails, which can be
exploited by malicious people to manipulate certain data.

The vulnerability is caused due to an input validation error when
handling nested attributes, which can be exploited to manipulate
arbitrary records by e.g. changing form input parameter names.

The vulnerability is reported in versions 2.3.9 and 3.0.0. Versions
prior to 2.3.9 are not affected.

SOLUTION:
Update to version 2.3.10 and 3.0.1 or apply patches.

Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/

PROVIDED AND/OR DISCOVERED BY:
The vendor credits Matti Paksula and Juha Suuraho, Enemy & Sons Ltd.

ORIGINAL ADVISORY:
http://weblog.rubyonrails.org/2010/10/15/security-vulnerability-in-nested-attributes-code-in-ruby-on-rails-2-3-9-and-3-0-0

OTHER REFERENCES:
Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/

DEEP LINKS:
Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/

EXTENDED DESCRIPTION:
Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/

EXTENDED SOLUTION:
Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/

EXPLOIT:
Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/

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