Impact
A YAML deserialization in opensearch-ruby 2.0.0 can lead to unsafe deserialization using YAML.load if the response is of type YAML.
Patches
The problem has been patched in opensearch-ruby gem version 2.0.2.
Workarounds
No viable workaround. Please upgrade to 2.0.2
References
#77
https://staaldraad.github.io/post/2021-01-09-universal-rce-ruby-yaml-load-updated/
For more information
If you have any questions or comments about this advisory:
Impact
A YAML deserialization in opensearch-ruby 2.0.0 can lead to unsafe deserialization using YAML.load if the response is of type YAML.
Patches
The problem has been patched in opensearch-ruby gem version 2.0.2.
Workarounds
No viable workaround. Please upgrade to 2.0.2
References
#77
https://staaldraad.github.io/post/2021-01-09-universal-rce-ruby-yaml-load-updated/
For more information
If you have any questions or comments about this advisory: