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smb req signing check

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This commit is contained in:
van Hauser 2017-07-07 18:26:17 +02:00
commit cea00533ea
2 changed files with 9 additions and 2 deletions
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2
CHANGES
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@ -2,7 +2,7 @@ Changelog for hydra
-------------------
Release 8.6-dev
* smb module now checks if SMBv1 is supported by the server
* smb module now checks if SMBv1 is supported by the server and now signing is required
* http-form module now supports URLs up to 6000 bytes (thanks to petrock6@github for the patch)
* Fix for SSL connections that failed with error:00000000:lib(0):func(0):reason(0) (thanks gaia@github for reporting)
* Added new command line option:

9
hydra-smb.c
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@ -1480,7 +1480,7 @@ int32_t service_smb_init(char *ip, int32_t sp, unsigned char options, char *misc
ctime = time(NULL);
do {
usleepn(300);
} while ((ready = hydra_data_ready(sock)) <= 0 && ctime + 5 < time(NULL));
} while ((ready = hydra_data_ready(sock)) <= 0 && ctime + 5 <= time(NULL));
if (ready <= 0) {
fprintf(stderr, "[ERROR] no reply from target smb://%s:%d/\n", hostname, port);
@ -1491,12 +1491,19 @@ int32_t service_smb_init(char *ip, int32_t sp, unsigned char options, char *misc
fprintf(stderr, "[ERROR] invalid reply from target smb://%s:%d/\n", hostname, port);
return -1;
}
close(sock);
if (buf[37] == buf[38] && buf[38] == 0xff) {
fprintf(stderr, "[ERROR] target smb://%s:%d/ does not support SMBv1\n", hostname, port);
return -1;
}
if (buf[15] & 16 == 16) {
fprintf(stderr, "[ERROR] target smb://%s:%d/ requires signing which we do not support\n", hostname, port);
return -1;
}
return 0;
}