Improper input validation in Rubyonrails Rails
CVE-2013-0156
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.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.994 (99.9th percentile) — read the EPSS interpretation.
Affected products
- Rubyonrails Rails
- Rubyonrails Ruby_on_rails
- Debian Debian_linux — versions 6.0, 7.0
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (mailing-list, x_refsource_MLIST, Third Party Advisory)
- secalert@redhat.com (Third Party Advisory, x_refsource_MISC)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- secalert@redhat.com (US Government Resource, x_refsource_CERT-VN, Third Party Advisory, third-party-advisory)
- secalert@redhat.com (Third Party Advisory, x_refsource_MISC)
- secalert@redhat.com (x_refsource_CONFIRM, Third Party Advisory)
- secalert@redhat.com (US Government Resource, x_refsource_CERT-VN, Third Party Advisory, third-party-advisory)
- secalert@redhat.com (vendor-advisory, x_refsource_APPLE, Mailing List, Third Party Advisory)
- secalert@redhat.com (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
- secalert@redhat.com (US Government Resource, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2013-0156?
- CVE-2013-0156 is a vulnerability in Rubyonrails Rails, classified under Improper Input Validation. Published 2013-01-13.
- Is CVE-2013-0156 known to be exploited?
- 43 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.