What’s Vulnerable › Vulnerabilities

CVE-2013-4164

• Severity: medium (CVSS 6.8 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 35.0% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2013-11-23 · updated 2026-06-16
• Weakness: CWE-119

Description

Heap-based buffer overflow in Ruby 1.8, 1.9 before 1.9.3-p484, 2.0 before 2.0.0-p353, 2.1 before 2.1.0 preview2, and trunk before revision 43780 allows context-dependent attackers to cause a denial of service (segmentation fault) and possibly execute arbitrary code via a string that is converted to a floating point value, as demonstrated using (1) the to_f method or (2) JSON.parse.

Affected products

• Ruby: 1.8, 1.9, 1.9.1, 1.9.2, 1.9.3, 2.0.0 (+1)

References

• http://archives.neohapsis.com/archives/bugtraq/2014-04/0134.html
• http://archives.neohapsis.com/archives/bugtraq/2014-10/0103.html
• http://lists.opensuse.org/opensuse-security-announce/2013-12/msg00009.html
• http://lists.opensuse.org/opensuse-updates/2013-12/msg00027.html
• http://lists.opensuse.org/opensuse-updates/2013-12/msg00028.html
• http://osvdb.org/100113
• http://rhn.redhat.com/errata/RHSA-2013-1763.html
• http://rhn.redhat.com/errata/RHSA-2013-1764.html
• http://rhn.redhat.com/errata/RHSA-2013-1767.html
• http://rhn.redhat.com/errata/RHSA-2014-0011.html
• http://rhn.redhat.com/errata/RHSA-2014-0215.html
• http://secunia.com/advisories/55787

Get alerted when CVE-2013-4164 or the next vulnerability affects your stack