{"cve":"CVE-2013-4389","nvd":{"published":"2013-10-17T00:55:03.320","modified":"2026-06-16T23:57:08.630","status":"Modified","description":"Multiple format string vulnerabilities in log_subscriber.rb files in the log subscriber component in Action Mailer in Ruby on Rails 3.x before 3.2.15 allow remote attackers to cause a denial of service via a crafted e-mail address that is improperly handled during construction of a log message.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-134"],"references":["http://lists.opensuse.org/opensuse-updates/2013-12/msg00091.html","http://lists.opensuse.org/opensuse-updates/2013-12/msg00094.html","http://lists.opensuse.org/opensuse-updates/2014-01/msg00003.html","http://www.debian.org/security/2014/dsa-2887","http://www.debian.org/security/2014/dsa-2888"],"products":["debian:debian_linux","opensuse:opensuse","rubyonrails:rails"],"source":"nvd","synced_at":"2026-10-19T20:30:15.895642412+00:00"},"epss":{"cve":"CVE-2013-4389","score":0.03135,"percentile":0.87892,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-rg5m-3fqp-6px8","url":"https://osv.dev/vulnerability/GHSA-rg5m-3fqp-6px8","summary":"actionmailer email address processing causes Denial of service","modified":"2024-12-06T05:39:13.017763Z","packages":[{"ecosystem":"RubyGems","name":"actionmailer","purl":"pkg:gem/actionmailer","ranges":[">=3.0.0 <3.2.15"],"fixed":["3.2.15"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}