{"id":"CVE-2014-3916","aliases":["EUVD-2014-3853","GHSA-252h-69rw-g2rp"],"status":"published","title":"The str_buf_cat function in string.c in Ruby 1.9.3, 2.0.0, and 2.1 allows context-dependent...","description":"The str_buf_cat function in string.c in Ruby 1.9.3, 2.0.0, and 2.1 allows context-dependent attackers to cause a denial of service (segmentation fault and crash) via a long string.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.01374,"percentile":0.72169,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-19"],"published":"2014-11-16T17:00:00Z","modified":"2026-06-17T00:09:07Z","products":[{"vendor":"rubyonrails","product":"rails"}],"references":[{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/93505","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://www.securityfocus.com/bid/67705","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"https://bugs.ruby-lang.org/issues/9709","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"http://seclists.org/oss-sec/2014/q2/375","tags":["mailing-list","x_refsource_MLIST","x_transferred"]},{"url":"http://seclists.org/oss-sec/2014/q2/362","tags":["mailing-list","x_refsource_MLIST","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2014-3916"},{"url":"https://github.com/advisories/GHSA-252h-69rw-g2rp"}],"sources":{"cve":[{"id":"CVE-2014-3916","description":"The str_buf_cat function in string.c in Ruby 1.9.3, 2.0.0, and 2.1 allows context-dependent attackers to cause a denial of service (segmentation fault and crash) via a long string.","status":"published","published":"2014-11-16T17:00:00Z","modified":"2024-08-06T10:57:17.953Z","updated_at":"2026-11-02T14:33:44.23164Z"}],"euvd":[{"id":"EUVD-2014-3853","description":"The str_buf_cat function in string.c in Ruby 1.9.3, 2.0.0, and 2.1 allows context-dependent attackers to cause a denial of service (segmentation fault and crash) via a long string.","status":"published","published":"2014-11-16T17:00:00Z","modified":"2024-08-06T10:57:17Z","updated_at":"2026-11-03T01:57:08.947358Z"}],"ghsa":[{"id":"GHSA-252h-69rw-g2rp","title":"The str_buf_cat function in string.c in Ruby 1.9.3, 2.0.0, and 2.1 allows context-dependent...","description":"The str_buf_cat function in string.c in Ruby 1.9.3, 2.0.0, and 2.1 allows context-dependent attackers to cause a denial of service (segmentation fault and crash) via a long string.","status":"published","published":"2022-05-14T00:54:20Z","modified":"2023-02-02T05:02:39Z","updated_at":"2026-11-02T14:51:29.373702Z"}],"nvd":[{"id":"CVE-2014-3916","description":"The str_buf_cat function in string.c in Ruby 1.9.3, 2.0.0, and 2.1 allows context-dependent attackers to cause a denial of service (segmentation fault and crash) via a long string.","status":"published","published":"2014-11-16T17:59:04.253Z","modified":"2026-06-17T00:09:07.88Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-19"],"updated_at":"2026-11-02T14:02:57.304171Z"}]}}