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authorlns <matzeton@googlemail.com>2022-06-04 21:03:17 +0200
committerlns <matzeton@googlemail.com>2022-06-05 22:48:20 +0200
commitca8ac946f48ab853f47b557ae643d36045d7ae95 (patch)
tree5608240e0a7228de964f44c56bffaae4bbc6a964 /src/lib
parent7419cfee6407ff2dad687733da8eb27edd181ef9 (diff)
Fixed syslog false negatives.improved/syslog-false-negatives
- RSH vs Syslog may still happen for midstream traffic Signed-off-by: lns <matzeton@googlemail.com>
Diffstat (limited to 'src/lib')
-rw-r--r--src/lib/ndpi_main.c2
-rw-r--r--src/lib/protocols/syslog.c3
2 files changed, 3 insertions, 2 deletions
diff --git a/src/lib/ndpi_main.c b/src/lib/ndpi_main.c
index 88730350a..9be024642 100644
--- a/src/lib/ndpi_main.c
+++ b/src/lib/ndpi_main.c
@@ -1032,7 +1032,7 @@ static void ndpi_init_protocol_defaults(struct ndpi_detection_module_struct *ndp
ndpi_build_default_ports(ports_b, 0, 0, 0, 0, 0) /* UDP */);
ndpi_set_proto_defaults(ndpi_str, 1 /* cleartext */, NDPI_PROTOCOL_ACCEPTABLE, NDPI_PROTOCOL_SYSLOG,
"Syslog", NDPI_PROTOCOL_CATEGORY_SYSTEM_OS,
- ndpi_build_default_ports(ports_a, 514, 0, 0, 0, 0) /* TCP */,
+ ndpi_build_default_ports(ports_a, 0, 0, 0, 0, 0) /* TCP */,
ndpi_build_default_ports(ports_b, 514, 0, 0, 0, 0) /* UDP */);
ndpi_set_proto_defaults(ndpi_str, 1 /* cleartext */, NDPI_PROTOCOL_ACCEPTABLE, NDPI_PROTOCOL_DHCP,
"DHCP", NDPI_PROTOCOL_CATEGORY_NETWORK,
diff --git a/src/lib/protocols/syslog.c b/src/lib/protocols/syslog.c
index 866e0a0c0..1b072de07 100644
--- a/src/lib/protocols/syslog.c
+++ b/src/lib/protocols/syslog.c
@@ -73,7 +73,8 @@ void ndpi_search_syslog(struct ndpi_detection_module_struct
if (ndpi_isalnum(packet->payload[i]) == 0)
{
if (packet->payload[i] == ' ' || packet->payload[i] == ':' ||
- packet->payload[i] == '=')
+ packet->payload[i] == '=' || packet->payload[i] == '[' ||
+ packet->payload[i] == '-')
{
break;
}