The network interface configuration page (netinterface) in Sophos Web Appliance before 3.8.2 allows remote administrators to execute arbitrary commands via shell metacharacters in the address parameter.
https://euvd.enisa.europa.eu/vulnerability/EUVD-2014-2875
http://www.zerodayinitiative.com/advisories/ZDI-14-069/
http://www.sophos.com/en-us/support/knowledgebase/120230.aspx
http://www.securityfocus.com/bid/66734