ZDNet Australia: Trojan Horses Plague Open Source

“At least three commonly used open source software packages were
altered by black-hat (bad-guy) hackers to contain ‘Trojan horse’
code this year.

“The three most commonly used packages affected were Sendmail,
OpenSSH and tcpdump/libpcap. Others to be modified included BitchX,
a chat client, and Fragrouter, a network security tool.

“In all of these cases, the unknown cracker gained entry to the
relevant download sites and embedded the back door code in the
installation packages…”

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