Insecure deserialization In opensearch
Description
opensearch-ruby 2.x before 2.0.2 vulnerable to unsafe YAML deserialization
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
https://github.com/opensearch-project/opensearch-ruby/pull/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:
Open an issue in opensearch-ruby
Mitigation
Update Impact
Minimal update. May introduce new vulnerabilities or breaking changes.
Ecosystem | Package | Affected version | Patched versions |
|---|---|---|---|
 rubygems | 2.0.2 | ||
rubygems | 2.0.2 |
Aliases
References