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CVE-2014-2734 Detail

Disputed     

Current 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


View Analysis Description

Metrics

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CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://packetstormsecurity.com/files/126218/Ruby-OpenSSL-Private-Key-Spoofing.html Exploit 
http://packetstormsecurity.com/files/126218/Ruby-OpenSSL-Private-Key-Spoofing.html Exploit 
http://seclists.org/fulldisclosure/2014/Apr/231 Exploit 
http://seclists.org/fulldisclosure/2014/Apr/231 Exploit 
http://seclists.org/fulldisclosure/2014/May/13
http://seclists.org/fulldisclosure/2014/May/13
http://www.osvdb.org/106006
http://www.osvdb.org/106006
http://www.securityfocus.com/bid/66956
http://www.securityfocus.com/bid/66956
https://gist.github.com/10446549
https://gist.github.com/10446549
https://gist.github.com/emboss/91696b56cd227c8a0c13
https://gist.github.com/emboss/91696b56cd227c8a0c13
https://github.com/adrienthebo/cve-2014-2734/
https://github.com/adrienthebo/cve-2014-2734/
https://news.ycombinator.com/item?id=7601973
https://news.ycombinator.com/item?id=7601973
https://www.ruby-lang.org/en/news/2014/05/09/dispute-of-vulnerability-cve-2014-2734/
https://www.ruby-lang.org/en/news/2014/05/09/dispute-of-vulnerability-cve-2014-2734/

Weakness Enumeration

CWE-ID CWE Name Source
CWE-399 Resource Management Errors cwe source acceptance level NIST  

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Change History

10 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2014-2734
NVD Published Date:
04/24/2014
NVD Last Modified:
11/20/2024
Source:
MITRE