diff options
author | Côme Chilliet <come.chilliet@nextcloud.com> | 2022-06-23 12:45:16 +0300 |
---|---|---|
committer | backportbot-nextcloud[bot] <backportbot-nextcloud[bot]@users.noreply.github.com> | 2022-06-23 14:00:26 +0300 |
commit | 6fc8060e955c136ea5d0ffcc6cff2619cdf3ce20 (patch) | |
tree | 028f8e54fcfb992fe329df40752d1b7fb9e11113 /lib/private | |
parent | 6ee1265468183a406461e2f76a2621e885624f27 (diff) |
Improve local domain detectionbackport/32988/stable22
Signed-off-by: Côme Chilliet <come.chilliet@nextcloud.com>
Diffstat (limited to 'lib/private')
-rw-r--r-- | lib/private/Http/Client/LocalAddressChecker.php | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/lib/private/Http/Client/LocalAddressChecker.php b/lib/private/Http/Client/LocalAddressChecker.php index c534c5971d1..4d5407d6641 100644 --- a/lib/private/Http/Client/LocalAddressChecker.php +++ b/lib/private/Http/Client/LocalAddressChecker.php @@ -67,8 +67,10 @@ class LocalAddressChecker { $host = substr($host, 1, -1); } - // Disallow localhost and local network - if ($host === 'localhost' || substr($host, -6) === '.local' || substr($host, -10) === '.localhost') { + // Disallow local network top-level domains from RFC 6762 + $localTopLevelDomains = ['local','localhost','intranet','internal','private','corp','home','lan']; + $topLevelDomain = substr((strrchr($host, '.') ?: ''), 1); + if (in_array($topLevelDomain, $localTopLevelDomains)) { $this->logger->warning("Host $host was not connected to because it violates local access rules"); throw new LocalServerException('Host violates local access rules'); } |