vsftpd/vsftpd-1.2.1-nonrootconf.patch

78 lines
2.9 KiB
Diff

diff -up vsftpd-2.0.6/parseconf.c.nonrootconf vsftpd-2.0.6/parseconf.c
--- vsftpd-2.0.6/parseconf.c.nonrootconf 2008-02-12 05:53:32.000000000 +0100
+++ vsftpd-2.0.6/parseconf.c 2008-07-01 12:28:12.000000000 +0200
@@ -15,6 +15,7 @@
#include "defs.h"
#include "sysutil.h"
#include "utility.h"
+#include "sysstr.h"
static const char* s_p_saved_filename;
static int s_strings_copied;
@@ -182,6 +183,8 @@ vsf_parseconf_load_file(const char* p_fi
struct mystr config_file_str = INIT_MYSTR;
struct mystr config_setting_str = INIT_MYSTR;
struct mystr config_value_str = INIT_MYSTR;
+ struct vsf_sysutil_statbuf* p_statbuf = 0;
+
unsigned int str_pos = 0;
int retval;
if (!p_filename)
@@ -210,7 +213,9 @@ vsf_parseconf_load_file(const char* p_fi
copy_string_settings();
}
retval = str_fileread(&config_file_str, p_filename, VSFTP_CONF_FILE_MAX);
- if (vsf_sysutil_retval_is_error(retval))
+ (int)vsf_sysutil_stat(p_filename, &p_statbuf);
+ /* Security - die unless the conf file is owned by root */
+ if (vsf_sysutil_retval_is_error(retval) || vsf_sysutil_statbuf_get_uid(p_statbuf) != VSFTP_ROOT_UID)
{
if (errs_fatal)
{
@@ -221,6 +226,7 @@ vsf_parseconf_load_file(const char* p_fi
return;
}
}
+ vsf_sysutil_free(p_statbuf);
while (str_getline(&config_file_str, &config_setting_str, &str_pos))
{
if (str_isempty(&config_setting_str) ||
diff -up vsftpd-2.0.6/twoprocess.c.nonrootconf vsftpd-2.0.6/twoprocess.c
--- vsftpd-2.0.6/twoprocess.c.nonrootconf 2008-02-12 04:18:34.000000000 +0100
+++ vsftpd-2.0.6/twoprocess.c 2008-07-01 12:21:28.000000000 +0200
@@ -423,11 +423,17 @@ handle_per_user_config(const struct myst
str_append_char(&filename_str, '/');
str_append_str(&filename_str, p_user_str);
retval = str_stat(&filename_str, &p_statbuf);
- /* Security - ignore unless owned by root */
- if (!vsf_sysutil_retval_is_error(retval) &&
- vsf_sysutil_statbuf_get_uid(p_statbuf) == VSFTP_ROOT_UID)
+ /* Security - die unless owned by root */
+ if (!vsf_sysutil_retval_is_error(retval))
{
- vsf_parseconf_load_file(str_getbuf(&filename_str), 1);
+ if (vsf_sysutil_statbuf_get_uid(p_statbuf) == VSFTP_ROOT_UID)
+ {
+ vsf_parseconf_load_file(str_getbuf(&filename_str), 1);
+ }
+ else
+ {
+ die("reading non-root config file");
+ }
}
str_free(&filename_str);
vsf_sysutil_free(p_statbuf);
diff -up vsftpd-2.0.6/vsftpd.8.nonrootconf vsftpd-2.0.6/vsftpd.8
--- vsftpd-2.0.6/vsftpd.8.nonrootconf 2008-07-01 12:21:28.000000000 +0200
+++ vsftpd-2.0.6/vsftpd.8 2008-07-01 12:21:28.000000000 +0200
@@ -28,7 +28,8 @@ binary will then launch the FTP service
.Sh OPTIONS
An optional
.Op configuration file
-may be given on the command line. The default configuration file is
+may be given on the command line. This configuration files has to be owned by
+root. The default configuration file is
.Pa /etc/vsftpd/vsftpd.conf .
.Sh SEE ALSO
.Xr vsftpd.conf 5