CVE-2011-2716 - Anthroposophical Rib

Description

The DHCP client (udhcpc) in BusyBox before 1.20.0 allows remote DHCP servers to execute arbitrary commands via shell metacharacters in the (1) HOST_NAME (2) DOMAIN_NAME (3) NIS_DOMAIN and (4) TFTP_SERVER_NAME host name options.

Reference

http://secunia.com/advisories/45363 http://downloads.avaya.com/css/P8/documents/100158840 http://rhn.redhat.com/errata/RHSA-2012-0810.html http://www.securityfocus.com/bid/48879 https://bugs.busybox.net/show_bug.cgi?id=3979 http://www.busybox.net/news.html http://www.mandriva.com/security/advisories?name=MDVSA-2012:129 https://support.t-mobile.com/docs/DOC-21994 http://seclists.org/fulldisclosure/2019/Jun/18 https://seclists.org/bugtraq/2019/Jun/14 http://packetstormsecurity.com/files/153278/WAGO-852-Industrial-Managed-Switch-Series-Code-Execution-Hardcoded-Credentials.html http://seclists.org/fulldisclosure/2020/Aug/20