urlfilter.cgi: enhance file extension blocking

Fixes #10535

Add flv, mkv and mp4 as audio/video file exentions.
Add 7z as archive file extension.

diff --git a/html/cgi-bin/urlfilter.cgi b/html/cgi-bin/urlfilter.cgi
index 78f7b321baede5d97aa12d126e39709e31298735..2b042b3108970252d333a1d9ed6413ecf47d45d4 100644 (file)
--- a/html/cgi-bin/urlfilter.cgi
+++ b/html/cgi-bin/urlfilter.cgi
@@ -2722,9 +2722,9 @@ sub setpermissions
 
 sub writeconfigfile
 {
-       my $executables = "\\.\(ade|adp|asx|bas|bat|chm|com|cmd|cpl|crt|dll|eml|exe|hiv|hlp|hta|inc|inf|ins|isp|jse|jtd|lnk|msc|msh|msi|msp|mst|nws|ocx|oft|ops|pcd|pif|plx|reg|scr|sct|sha|shb|shm|shs|sys|tlb|tsp|url|vbe|vbs|vxd|wsc|wsf|wsh\)\$";
-       my $audiovideo = "\\.\(aiff|asf|avi|dif|divx|mov|movie|mp3|mpe?g?|mpv2|ogg|ra?m|snd|qt|wav|wma|wmf|wmv\)\$";
-       my $archives = "\\.\(bin|bz2|cab|cdr|dmg|gz|hqx|rar|smi|sit|sea|tar|tgz|zip\)\$";
+       my $executables = "/[^/]*\\.\(ade|adp|asx|bas|bat|chm|com|cmd|cpl|crt|dll|eml|exe|hiv|hlp|hta|inc|inf|ins|isp|jse|jtd|lnk|msc|msh|msi|msp|mst|nws|ocx|oft|ops|pcd|pif|plx|reg|scr|sct|sha|shb|shm|shs|sys|tlb|tsp|url|vbe|vbs|vxd|wsc|wsf|wsh\)\$";
+       my $audiovideo = "/[^/]*\\.\(aiff|asf|avi|dif|divx|flv|mkv|mov|movie|mp3|mp4|mpe?g?|mpv2|ogg|ra?m|snd|qt|wav|wma|wmf|wmv\)\$";
+       my $archives = "/[^/]*\\.\(7z|bin|bz2|cab|cdr|dmg|gz|hqx|rar|smi|sit|sea|tar|tgz|zip\)\$";
 
        my $ident = " anonymous";