lib/ldoce/word.rb in the ldoce 0.0.2 gem for Ruby allows remote attackers to execute arbitrary commands via shell metacharacters in (1) an mp3 URL or (2) file name.

References

• https://nvd.nist.gov/vuln/detail/CVE-2013-1911
• https://exchange.xforce.ibmcloud.com/vulnerabilities/83163
• http://www.openwall.com/lists/oss-security/2013/03/31/3
• https://web.archive.org/web/20200229102422/http://www.securityfocus.com/bid/58783
• markburns/ldoce#1
• https://github.com/rubysec/ruby-advisory-db/blob/master/gems/ldoce/CVE-2013-1911.yml
• http://archives.neohapsis.com/archives/bugtraq/2013-04/0010.html
• http://otiose.dhs.org/advisories/ldoce-0.0.2-cmd-exec.html
• http://www.securityfocus.com/bid/58783