Improper input validation in Ruby-Lang Ruby
CVE-2011-4815
Ruby (aka CRuby) before 1.8.7-p357 computes hash values without restricting the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted input to an application that maintains a hash table.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.042 (90.0th percentile) — read the EPSS interpretation.
Affected products
- Ruby-lang Ruby — versions 1.8.7-p299, 1.8.7-p302, 1.8.7-p330
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (x_refsource_SECUNIA, third-party-advisory)
- cve@mitre.org (vdb-entry, x_refsource_SECTRACK)
- cve@mitre.org (x_refsource_MISC)
- cve@mitre.org (x_refsource_SECUNIA, third-party-advisory)
- cve@mitre.org (x_refsource_REDHAT, vendor-advisory)
- cve@mitre.org (x_refsource_JVN, third-party-advisory)
- cve@mitre.org (vdb-entry, x_refsource_XF)
- cve@mitre.org (US Government Resource, x_refsource_CERT-VN, third-party-advisory)
- cve@mitre.org (mailing-list, x_refsource_MLIST)
- cve@mitre.org (x_refsource_CONFIRM)
Frequently asked questions
- What is CVE-2011-4815?
- CVE-2011-4815 is a vulnerability in Ruby-Lang Ruby, classified under Improper Input Validation. Published 2011-12-30.
- Is CVE-2011-4815 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.