{"id":"CVE-2014-2734","aliases":["BELL-CVE-2014-2734","EUVD-2014-2762","GHSA-6qq6-x75v-fgg7"],"status":"disputed","title":"** DISPUTED ** The openssl extension in Ruby 2.x does not properly maintain the state of process...","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","severity":{"version":"2.0","score":5.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.05349,"percentile":0.92688,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-399"],"published":"2014-04-24T23:00:00Z","modified":"2026-06-17T00:07:04Z","exploits":[{"source":"pocgithub","id":"adrienthebo/cve-2014-2734","title":"adrienthebo/cve-2014-2734","date":"2014-04-17","url":"https://github.com/adrienthebo/cve-2014-2734"},{"source":"pocgithub","id":"gdisneyleugers/CVE-2014-2734","title":"gdisneyleugers/CVE-2014-2734","date":"2014-04-16","url":"https://github.com/gdisneyleugers/CVE-2014-2734"}],"products":[{"vendor":"ruby-lang","product":"ruby"}],"references":[{"url":"http://packetstormsecurity.com/files/126218/Ruby-OpenSSL-Private-Key-Spoofing.html","tags":["x_refsource_MISC","x_transferred","Exploit"]},{"url":"http://www.osvdb.org/106006","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"https://news.ycombinator.com/item?id=7601973","tags":["x_refsource_MISC","x_transferred"]},{"url":"http://www.securityfocus.com/bid/66956","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"http://seclists.org/fulldisclosure/2014/May/13","tags":["mailing-list","x_refsource_FULLDISC","x_transferred"]},{"url":"https://gist.github.com/10446549","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://www.ruby-lang.org/en/news/2014/05/09/dispute-of-vulnerability-cve-2014-2734/","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://gist.github.com/emboss/91696b56cd227c8a0c13","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://github.com/adrienthebo/cve-2014-2734/","tags":["x_refsource_MISC","x_transferred"]},{"url":"http://seclists.org/fulldisclosure/2014/Apr/231","tags":["mailing-list","x_refsource_FULLDISC","x_transferred","Exploit"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2014-2734"},{"url":"https://github.com/adrienthebo/cve-2014-2734"},{"url":"https://www.ruby-lang.org/en/news/2014/05/09/dispute-of-vulnerability-cve-2014-2734"},{"url":"https://github.com/advisories/GHSA-6qq6-x75v-fgg7"},{"url":"https://docs.bell-sw.com/security/cves/CVE-2014-2734","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2014-2734","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","status":"disputed","published":"2014-04-24T23:00:00Z","modified":"2024-08-06T10:21:36.074Z","updated_at":"2026-11-02T14:33:43.883586Z"}],"euvd":[{"id":"EUVD-2014-2762","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","status":"published","published":"2014-04-24T23:00:00Z","modified":"2024-08-06T10:21:36Z","updated_at":"2026-11-03T01:57:13.484356Z"}],"ghsa":[{"id":"GHSA-6qq6-x75v-fgg7","title":"** DISPUTED ** The openssl extension in Ruby 2.x does not properly maintain the state of process...","description":"** DISPUTED ** 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.","status":"published","published":"2022-05-17T04:21:29Z","modified":"2024-03-30T05:01:41Z","updated_at":"2026-11-02T14:55:44.65747Z"}],"nvd":[{"id":"CVE-2014-2734","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","status":"disputed","published":"2014-04-24T23:55:05.707Z","modified":"2026-06-17T00:07:04.917Z","cvss":[{"version":"2.0","score":5.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-399"],"updated_at":"2026-11-02T14:02:54.082915Z"}],"osv":[{"id":"BELL-CVE-2014-2734","title":"CVE-2014-2734 does not affect BellSoft software","status":"withdrawn","published":"2014-04-24T23:55:00Z","modified":"2026-01-28T07:20:30.936437Z","cvss":[{"version":"2.0","score":5.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:N","level":"medium"}],"updated_at":"2026-11-02T15:28:13.47097Z"}]}}