The fetch_url function in usr.bin/ftp/fetch.c in tnftp, as used in
NetBSD 5.1 through 5.1.4, 5.2 through 5.2.2, 6.0 through 6.0.6, and
6.1 through 6.1.5 allows remote attackers to execute arbitrary
commands via a | (pipe) character at the end of an HTTP redirect.
Note:References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
MLIST:[oss-security] 20141028 Re: ftp(1) can be made execute arbitrary commands by malicious webserver
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