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| author | Andrew Bartlett <abartlet@samba.org> | 2011-12-27 21:30:49 +1100 |
|---|---|---|
| committer | Andrew Bartlett <abartlet@samba.org> | 2011-12-28 22:39:19 +1100 |
| commit | 1baf91639919a96d305196da03e38097ed6ba46f (patch) | |
| tree | b351e41601f29e05b0fbd18c9a769a6be02adcf6 /auth/credentials | |
| parent | cfb9a9d650a0217eaa751963f055f8cdd7aa3392 (diff) | |
| download | samba-1baf91639919a96d305196da03e38097ed6ba46f.tar.gz samba-1baf91639919a96d305196da03e38097ed6ba46f.tar.bz2 samba-1baf91639919a96d305196da03e38097ed6ba46f.zip | |
credentials: Always honour the return value of E_deshash()
When this returns false, the hash value is not correct as the password
could not be converted into an uppercase, 14 char or less ASCII string.
Andrew Bartlett
Diffstat (limited to 'auth/credentials')
| -rw-r--r-- | auth/credentials/credentials_ntlm.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/auth/credentials/credentials_ntlm.c b/auth/credentials/credentials_ntlm.c index 7f4af4f08c..2d6d6f6c55 100644 --- a/auth/credentials/credentials_ntlm.c +++ b/auth/credentials/credentials_ntlm.c @@ -174,8 +174,7 @@ _PUBLIC_ NTSTATUS cli_credentials_get_ntlm_response(struct cli_credentials *cred lm_response = nt_response; /* LM Key is incompatible with 'long' passwords */ *flags &= ~CLI_CRED_LANMAN_AUTH; - } else { - E_deshash(password, lm_hash); + } else if (E_deshash(password, lm_hash)) { lm_session_key = data_blob_talloc(mem_ctx, NULL, 16); memcpy(lm_session_key.data, lm_hash, 8); memset(&lm_session_key.data[8], '\0', 8); @@ -193,8 +192,7 @@ _PUBLIC_ NTSTATUS cli_credentials_get_ntlm_response(struct cli_credentials *cred *flags &= ~CLI_CRED_LANMAN_AUTH; password = cli_credentials_get_password(cred); - if (password) { - E_deshash(password, lm_hash); + if (password && E_deshash(password, lm_hash)) { lm_session_key = data_blob_talloc(mem_ctx, NULL, 16); memcpy(lm_session_key.data, lm_hash, 8); memset(&lm_session_key.data[8], '\0', 8); |