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-rw-r--r--Zotlabs/Module/Magic.php7
-rw-r--r--Zotlabs/Module/Owa.php2
-rw-r--r--Zotlabs/Web/HTTPSig.php15
-rw-r--r--Zotlabs/Zot/Finger.php7
4 files changed, 29 insertions, 2 deletions
diff --git a/Zotlabs/Module/Magic.php b/Zotlabs/Module/Magic.php
index be6866592..71737eef8 100644
--- a/Zotlabs/Module/Magic.php
+++ b/Zotlabs/Module/Magic.php
@@ -146,12 +146,17 @@ class Magic extends \Zotlabs\Web\Controller {
$dest = strip_zids($dest);
$dest = strip_query_param($dest,'f');
+ $data = json_encode([ 'OpenWebAuth' => random_string() ]);
+
$headers = [];
$headers['Accept'] = 'application/x-zot+json' ;
$headers['X-Open-Web-Auth'] = random_string();
+ $headers['Host'] = $parsed['host'];
+ $headers['Digest'] = 'SHA-256=' . \Zotlabs\Web\HTTPSig::generate_digest($data,false);
+
$headers = \Zotlabs\Web\HTTPSig::create_sig('',$headers,$channel['channel_prvkey'],
'acct:' . $channel['channel_address'] . '@' . \App::get_hostname(),false,true,'sha512');
- $x = z_fetch_url($basepath . '/owa',false,$redirects,[ 'headers' => $headers ]);
+ $x = z_post_url($basepath . '/owa',$data,$redirects,[ 'headers' => $headers ]);
if($x['success']) {
$j = json_decode($x['body'],true);
diff --git a/Zotlabs/Module/Owa.php b/Zotlabs/Module/Owa.php
index da26748b3..4a488086f 100644
--- a/Zotlabs/Module/Owa.php
+++ b/Zotlabs/Module/Owa.php
@@ -45,7 +45,7 @@ class Owa extends \Zotlabs\Web\Controller {
}
if($r) {
foreach($r as $hubloc) {
- $verified = \Zotlabs\Web\HTTPSig::verify('',$hubloc['xchan_pubkey']);
+ $verified = \Zotlabs\Web\HTTPSig::verify(file_get_contents('php://input'),$hubloc['xchan_pubkey']);
if($verified && $verified['header_signed'] && $verified['header_valid']) {
logger('OWA header: ' . print_r($verified,true),LOGGER_DATA);
logger('OWA success: ' . $hubloc['hubloc_addr'],LOGGER_DATA);
diff --git a/Zotlabs/Web/HTTPSig.php b/Zotlabs/Web/HTTPSig.php
index df66ecf5c..ec7bb0d67 100644
--- a/Zotlabs/Web/HTTPSig.php
+++ b/Zotlabs/Web/HTTPSig.php
@@ -104,6 +104,21 @@ class HTTPSig {
if(strpos($h,'.')) {
$spoofable = true;
}
+ if($h === 'host' && (strpos(strtolower(\App::get_hostname()),strtolower($headers[$h])) === false)) {
+ logger('bad host: ' . $sig_block['keyId'] . ' != ' . $headers[$h]);
+ return $result;
+ }
+ if($h === 'date') {
+ $d = new \DateTime($headers[$h]);
+ $d->setTimeZone(new \DateTimeZone('UTC'));
+ $dplus = datetime_convert('UTC','UTC','now + 1 day');
+ $dminus = datetime_convert('UTC','UTC','now - 1 day');
+ $c = $d->format('Y-m-d H:i:s');
+ if($c > $dplus || $c < $dminus) {
+ logger('bad time: ' . $c);
+ return $result;
+ }
+ }
}
$signed_data = rtrim($signed_data,"\n");
diff --git a/Zotlabs/Zot/Finger.php b/Zotlabs/Zot/Finger.php
index 559f9657a..1d20f5822 100644
--- a/Zotlabs/Zot/Finger.php
+++ b/Zotlabs/Zot/Finger.php
@@ -71,6 +71,11 @@ class Finger {
$url = 'https://' . $host;
}
+ $m = parse_url($url);
+ if($m) {
+ $parsed_host = strtolower($m['host']);
+ }
+
$rhs = '/.well-known/zot-info';
$https = ((strpos($url,'https://') === 0) ? true : false);
@@ -88,6 +93,8 @@ class Finger {
$headers = [];
$headers['X-Zot-Channel'] = $channel['channel_address'] . '@' . \App::get_hostname();
$headers['X-Zot-Nonce'] = random_string();
+ $headers['Host'] = $parsed['host'];
+
$xhead = \Zotlabs\Web\HTTPSig::create_sig('',$headers,$channel['channel_prvkey'],
'acct:' . $channel['channel_address'] . '@' . \App::get_hostname(),false);