httpd.c in atophttpd 2.8.0 has an off-by-one error and resultant out-of-bounds read because a certain 1024-character req string would not have a final '\0' character.
https://github.com/pizhenwei/atophttpd/blob/74c9f14796b15dc9de5839a5749202f933937a9c/httpd.c#L71-L72