Improper input validation in Rubygems Json Gem

CVE-2013-0269

The JSON gem before 1.5.5, 1.6.x before 1.6.8, and 1.7.x before 1.7.7 for Ruby allows remote attackers to cause a denial of service (resource consumption) or bypass the mass assignment protection mechanism via a crafted JSON document that triggers the creation of arbitrary Ruby symbols or certain internal objects, as demonstrated by conducting a SQL injection attack against Ruby on Rails, aka "Unsafe Object Creation Vulnerability."

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.139 (96.2th percentile) — read the EPSS interpretation.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2013-0269?
CVE-2013-0269 is a vulnerability in Rubygems Json Gem, classified under Improper Input Validation. Published 2013-02-13.
Is CVE-2013-0269 known to be exploited?
16 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.