VDB
KO
HIGH

GHSA-jmgw-6vjg-jjwg

actionpack Improper Input Validation vulnerability

Details

`active_support/core_ext/hash/conversions.rb` in Ruby on Rails before 2.3.15, 3.0.x before 3.0.19, 3.1.x before 3.1.10, and 3.2.x before 3.2.11 does not properly restrict casts of string values, which allows remote attackers to conduct object-injection attacks and execute arbitrary code, or cause a denial of service (memory and CPU consumption) involving nested XML entity references, by leveraging Action Pack support for (1) YAML type conversion or (2) Symbol type conversion.

Are you affected?

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Affected packages

RubyGems / actionpack
Introduced in: 0 Fixed in: 2.3.15
Fix bundle update actionpack
RubyGems / actionpack
Introduced in: 3.0.0 Fixed in: 3.0.19
Fix bundle update actionpack
RubyGems / actionpack
Introduced in: 3.1.0 Fixed in: 3.1.10
Fix bundle update actionpack
RubyGems / actionpack
Introduced in: 3.2.0 Fixed in: 3.2.11
Fix bundle update actionpack

References