Vulnerability Details CVE-2015-3649
The open-uri-cached rubygem allows local users to execute arbitrary Ruby code by creating a directory under /tmp containing "openuri-" followed by a crafted UID, and putting Ruby code in said directory once a meta file is created.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 19.5%
CVSS Severity
CVSS v3 Score 7.8
CVSS v2 Score 4.6
References
- http://www.benjaminfleischer.com/2013/03/20/yaml-and-security-in-ruby/
- http://www.openwall.com/lists/oss-security/2015/05/06/2
- http://www.securityfocus.com/bid/74469
- https://github.com/tigris/open-uri-cached/blob/master/lib/open-uri/cached.rb#L115
- https://github.com/tigris/open-uri-cached/blob/master/lib/open-uri/cached.rb#L25
- https://github.com/tigris/open-uri-cached/blob/master/lib/open-uri/cached.rb#L39
- http://www.benjaminfleischer.com/2013/03/20/yaml-and-security-in-ruby/
- http://www.openwall.com/lists/oss-security/2015/05/06/2
- http://www.securityfocus.com/bid/74469
- https://github.com/tigris/open-uri-cached/blob/master/lib/open-uri/cached.rb#L115
- https://github.com/tigris/open-uri-cached/blob/master/lib/open-uri/cached.rb#L25
- https://github.com/tigris/open-uri-cached/blob/master/lib/open-uri/cached.rb#L39
Products affected by CVE-2015-3649
-
cpe:2.3:a:open-uri-cached_project:open-uri-cached:0.0.5