The Active Record component in Ruby on Rails 2.3.x before 2.3.18,
3.1.x before 3.1.12, and 3.2.x before 3.2.13 processes certain queries
by converting hash keys to symbols, which allows remote attackers to
cause a denial of service via crafted input to a where method.
Note:References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
MLIST:[ruby-security-ann] 20130318 [CVE-2013-1854] Symbol DoS vulnerability in Active Record
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necessarily indicate when this vulnerability was
discovered, shared with the affected vendor, publicly
disclosed, or updated in CVE.
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list, which standardizes names for security