diff options
Diffstat (limited to 'source4/libcli/auth/ntlm_check.c')
| -rw-r--r-- | source4/libcli/auth/ntlm_check.c | 23 |
1 files changed, 13 insertions, 10 deletions
diff --git a/source4/libcli/auth/ntlm_check.c b/source4/libcli/auth/ntlm_check.c index eab150ad4d..f101b230d4 100644 --- a/source4/libcli/auth/ntlm_check.c +++ b/source4/libcli/auth/ntlm_check.c @@ -326,10 +326,7 @@ NTSTATUS ntlm_password_check(TALLOC_CTX *mem_ctx, so use it only if we otherwise allow LM authentication */ if (lp_lanman_auth() && lm_pw) { - uint8_t first_8_lm_hash[16]; - memcpy(first_8_lm_hash, lm_pw, 8); - memset(first_8_lm_hash + 8, '\0', 8); - *lm_sess_key = data_blob(first_8_lm_hash, 16); + *lm_sess_key = data_blob(lm_pw, 8); } return NT_STATUS_OK; } else { @@ -367,11 +364,17 @@ NTSTATUS ntlm_password_check(TALLOC_CTX *mem_ctx, if (smb_pwd_check_ntlmv1(lm_response, lm_pw, challenge, NULL)) { - uint8_t first_8_lm_hash[16]; - memcpy(first_8_lm_hash, lm_pw, 8); - memset(first_8_lm_hash + 8, '\0', 8); - *user_sess_key = data_blob(first_8_lm_hash, 16); - *lm_sess_key = data_blob(first_8_lm_hash, 16); + /* The session key for this response is still very odd. + It not very secure, so use it only if we otherwise + allow LM authentication */ + + if (lp_lanman_auth() && lm_pw) { + uint8_t first_8_lm_hash[16]; + memcpy(first_8_lm_hash, lm_pw, 8); + memset(first_8_lm_hash + 8, '\0', 8); + *user_sess_key = data_blob(first_8_lm_hash, 16); + *lm_sess_key = data_blob(lm_pw, 8); + } return NT_STATUS_OK; } } @@ -431,7 +434,7 @@ NTSTATUS ntlm_password_check(TALLOC_CTX *mem_ctx, memcpy(first_8_lm_hash, lm_pw, 8); memset(first_8_lm_hash + 8, '\0', 8); *user_sess_key = data_blob(first_8_lm_hash, 16); - *lm_sess_key = data_blob(first_8_lm_hash, 16); + *lm_sess_key = data_blob(lm_pw, 8); } return NT_STATUS_OK; } |