diff options
Diffstat (limited to 'source3')
| -rw-r--r-- | source3/passdb/pdb_get_set.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/source3/passdb/pdb_get_set.c b/source3/passdb/pdb_get_set.c index 005cf46a62..7fc9f92b2c 100644 --- a/source3/passdb/pdb_get_set.c +++ b/source3/passdb/pdb_get_set.c @@ -1070,15 +1070,20 @@ bool pdb_set_plaintext_passwd(struct samu *sampass, const char *plaintext) } /* - * Create the new salt as the first part of the history entry. + * Fill the salt area with 0-s: this indicates that + * a plain nt hash is stored in the has area. + * The old format was to store a 16 byte salt and + * then an md5hash of the nt_hash concatenated with + * the salt. */ - generate_random_buffer(pwhistory, PW_HISTORY_SALT_LEN); + memset(pwhistory, 0, PW_HISTORY_SALT_LEN); /* - * Generate the md5 hash of the salt+new password as the - * second part of the history entry. + * Store the plain nt hash in the second 16 bytes. + * The old format was to store the md5 hash of + * the salt+newpw. */ - E_md5hash(pwhistory, new_nt_p16, &pwhistory[PW_HISTORY_SALT_LEN]); + memcpy(&pwhistory[PW_HISTORY_SALT_LEN], new_nt_p16, SALTED_MD5_HASH_LEN); pdb_set_pw_history(sampass, pwhistory, pwHistLen, PDB_CHANGED); |