[sr-dev] git:master:49949603: core/parser: more strict parsing of sip uri host

Module: kamailio Branch: master Commit: 4994960324d5353222b3de08515bed07802ab7bc URL: https://github.com/kamailio/kamailio/commit/4994960324d5353222b3de08515bed0… Author: Juha Heinanen <jh(a)tutpro.com> Committer: Juha Heinanen <jh(a)tutpro.com> Date: 2018-01-10T08:39:48+02:00 core/parser: more strict parsing of sip uri host --- Modified: src/core/parser/parse_uri.c --- Diff: https://github.com/kamailio/kamailio/commit/4994960324d5353222b3de08515bed0… Patch: https://github.com/kamailio/kamailio/commit/4994960324d5353222b3de08515bed0… --- diff --git a/src/core/parser/parse_uri.c b/src/core/parser/parse_uri.c index af03b92f0d..dbf5a7f9f7 100644 --- a/src/core/parser/parse_uri.c +++ b/src/core/parser/parse_uri.c @@ -528,23 +528,23 @@ int parse_uri(char* buf, int len, struct sip_uri* uri) } break; case URI_HOST: - switch(*p){ - case '[': - state=URI_HOST6_P; - break; - case ':': - case ';': - case '?': /* null host name ->invalid */ - case '&': - case '@': /*chars not allowed in hosts names */ + if(*p == '[') { + state = URI_HOST6_P; + } else { + if(isalnum(*p)) { + state = URI_HOST_P; + } else { goto error_bad_host; - default: - state=URI_HOST_P; + } } break; case URI_HOST_P: - switch(*p){ + switch(*p) { check_host_end; + default: + if(!isalnum(*p) && (*p != '.') && (*p != '-')) { + goto error_bad_host; + } } break; case URI_HOST6_END: