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楼主 |
发表于 2007-8-28 09:07:11
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有人用strace发现了这个strace -v -i -s 9999 /usr/local/bin/skype 2> skype.log
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[0053e7a2] open("/etc/ passwd", O_RDONLY) = 12
[0053e7a2] fcntl64(12, F_GETFD) = 0
[0053e7a2] fcntl64(12, F_SETFD, FD_CLOEXEC) = 0
[0053e7a2] fstat64(12, {st_dev=makedev(3, 2), st_ino=132772, st_mode=S_IFREG|0644, st_nlink=1, st_uid=0, st_gid=0, st_blksize=4096, st_blocks=8, st_size=1403, st_atime=2007/08/09-23:01:33, st_mtime=2007/07/17-13:17:21, st_ctime=2007/07/17-13:17:21}) = 0
[0053e7a2] mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7341000
[0053e7a2] read(12, "root:x:0:0:root:/root:/bin/bash\nbin:x:1:1: ..... all your content of passwd
看来,黑客产业真是太可怕了,搞电脑专业的是人并不多,大多数用电脑的人只是用而已,甚至从来都不防范,太可怕了。 |
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