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CVE-2018-1057: s4:dsdb/acl: only call dsdb_acl_debug() if we checked the acl in acl_check_password_rights()

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Bug: https://bugzilla.samba.org/show_bug.cgi?id=13272

Signed-off-by: Ralph Boehme <slow@samba.org>
Reviewed-by: Stefan Metzmacher <metze@samba.org>
This commit is contained in:
Ralph Boehme 2018-02-15 17:38:31 +01:00 committed by Stefan Metzmacher
parent c653e51a3d
commit 2fea9ee701
1 changed files with 8 additions and 0 deletions
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8
source4/dsdb/samdb/ldb_modules/acl.c
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@ -1014,12 +1014,14 @@ static int acl_check_password_rights(TALLOC_CTX *mem_ctx,
GUID_DRS_USER_CHANGE_PASSWORD,
SEC_ADS_CONTROL_ACCESS,
sid);
goto checked;
}
else if (rep_attr_cnt > 0 || (add_attr_cnt != del_attr_cnt)) {
ret = acl_check_extended_right(tmp_ctx, sd, acl_user_token(module),
GUID_DRS_FORCE_CHANGE_PASSWORD,
SEC_ADS_CONTROL_ACCESS,
sid);
goto checked;
}
else if (add_attr_cnt == 1 && del_attr_cnt == 1) {
ret = acl_check_extended_right(tmp_ctx, sd, acl_user_token(module),
@ -1030,7 +1032,13 @@ static int acl_check_password_rights(TALLOC_CTX *mem_ctx,
if (ret == LDB_ERR_INSUFFICIENT_ACCESS_RIGHTS) {
ret = LDB_ERR_CONSTRAINT_VIOLATION;
}
goto checked;
}
talloc_free(tmp_ctx);
return LDB_SUCCESS;
checked:
if (ret != LDB_SUCCESS) {
dsdb_acl_debug(sd, acl_user_token(module),
req->op.mod.message->dn,