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Category:   Application (Generic)  >   Rails Vendors:
Rails Serialized Attributes Processing Flaw Lets Remote Users Execute Arbitrary Code and Deny Service
SecurityTracker Alert ID:  1028109
SecurityTracker URL:
CVE Reference:   CVE-2013-0277   (Links to External Site)
Date:  Feb 11 2013
Impact:   Execution of arbitrary code via network, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 2.3.x, 3.0.x
Description:   A vulnerability was reported in Rails. A remote user can execute arbitrary code or cause denial of service conditions on the target system.

A remote user can send specially crafted data to trigger a YAML serialization flaw and potentially execute arbitrary code or deny service.

Applications that allow remote users to directly assign to the serialized fields in their models are affected.

Tobias Kraze reported this vulnerability.

Impact:   A remote user can execute arbitrary code or cause denial of service conditions on the target system.
Solution:   The vendor has issued a fix (2.3.17).

Patches are also available for versions 2.3.x and 3.0.x.

The vendor's advisory is available at:

Vendor URL: (Links to External Site)
Cause:   Access control error
Underlying OS:   Linux (Any), UNIX (Any), Windows (Any)

Message History:   None.

 Source Message Contents

Date:  Mon, 11 Feb 2013 22:23:44 +0000
Subject:  Ruby on Rails!topic/rubyonrails-security/KtmwSbEpzrU



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