Is railties affected by CVE-2019-5420?

RubyGems railties is affected in >=5.2.0 <5.2.2.1.

Is CVE-2019-5420 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 92.1%.

critical

CVE-2019-5420

Q: Is CVE-2019-5420 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 92.1%.

RubyGems · railties

Summary

Use of Insufficiently Random Values in Railties Allows Remote Code Execution

Severity: critical
EPSS: 92.1% (p100)
Also known as: GHSA-m42h-mh85-4qgc
Published: 2019-03-13

References

https://nvd.nist.gov/vuln/detail/CVE-2019-5420
https://github.com/rubysec/ruby-advisory-db/blob/master/gems/railties/CVE-2019-5420.yml
https://groups.google.com/forum/#!topic/rubyonrails-security/IsQKvDqZdKw

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Sources: CISA KEV (public domain), OSV.dev & GitHub Advisory Database (CC-BY-4.0), FIRST EPSS, NVD/CWE (public domain). Served live from the Stateward advisory database.