I tried going on one server in particular. I was able to load the world for a few seconds, but automatically closed. I could connect to all other 13w38c servers just fine without crashes. (Will also crash under 13w38a and 13w38b as well.)
Environment
Windows 7 Ultimate 64x
Intel Core 2 Duo
4GB RAM
Java (JRE) 7.0_25-b17
Duplicate of MC-31618