The message function in lib/webbynode/notify.rb
in the Webbynode gem 1.0.5.3 and earlier for Ruby allows context-dependent attackers to execute arbitrary commands via shell metacharacters in a growlnotify message.
packetstormsecurity.com/files/124421
seclists.org/oss-sec/2013/q4/493
seclists.org/oss-sec/2013/q4/497
exchange.xforce.ibmcloud.com/vulnerabilities/89705
github.com/rubysec/ruby-advisory-db/blob/master/gems/webbynode/CVE-2013-7086.yml
github.com/webbynode/webbynode
github.com/webbynode/webbynode/pull/85
nvd.nist.gov/vuln/detail/CVE-2013-7086
web.archive.org/web/20200229074410/www.securityfocus.com/bid/64289
web.archive.org/web/20201208124343/www.vapid.dhs.org/advisories/webbynode-command-inj.html