{"cve":"CVE-2014-2734","nvd":{"published":"2014-04-24T23:55:05.707","modified":"2026-06-17T00:07:04.917","status":"Modified","description":"The openssl extension in Ruby 2.x does not properly maintain the state of process memory after a file is reopened, which allows remote attackers to spoof signatures within the context of a Ruby script that attempts signature verification after performing a certain sequence of filesystem operations.  NOTE: this issue has been disputed by the Ruby OpenSSL team and third parties, who state that the original demonstration PoC contains errors and redundant or unnecessarily-complex code that does not appear to be related to a demonstration of the issue. As of 20140502, CVE is not aware of any public comment by the original researcher","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-399"],"references":["http://packetstormsecurity.com/files/126218/Ruby-OpenSSL-Private-Key-Spoofing.html","http://seclists.org/fulldisclosure/2014/Apr/231","http://seclists.org/fulldisclosure/2014/May/13","http://www.osvdb.org/106006","http://www.securityfocus.com/bid/66956"],"products":["ruby-lang:ruby"],"source":"nvd","synced_at":"2026-10-19T20:32:06.812358378+00:00"},"epss":{"cve":"CVE-2014-2734","score":0.05349,"percentile":0.92636,"date":"2026-10-31"},"kev":null,"osv":[],"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."]}