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Diffstat (limited to 'functions/tls_fallback_scsv.php')
| -rw-r--r-- | functions/tls_fallback_scsv.php | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/functions/tls_fallback_scsv.php b/functions/tls_fallback_scsv.php index dc58f11..bd65c42 100644 --- a/functions/tls_fallback_scsv.php +++ b/functions/tls_fallback_scsv.php @@ -16,6 +16,10 @@ function tls_fallback_scsv($host, $ip, $port) { global $timeout; + if (filter_var(preg_replace('/[^A-Za-z0-9\.\:_-]/', '', $ip), FILTER_VALIDATE_IP, FILTER_FLAG_IPV6)) { + // ipv6 openssl tools are broken. (https://rt.openssl.org/Ticket/Display.html?id=1365&user=guest&pass=guest) + return false; + } $result = []; $protocols = ssl_conn_protocols($host, $ip, $port); if (count(array_filter($protocols)) > 1) { |