From: Sascha Steinbiss <satta@debian.org>
Date: Fri, 9 Jun 2023 09:12:02 +0000 (+0200)
Subject: rfb: be more strict parsing the version
X-Git-Tag: suricata-6.0.14~64
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=66d55a7f35ed16601ff1875b38e5819340d57e5d;p=thirdparty%2Fsuricata.git

rfb: be more strict parsing the version

(cherry picked from commit bd1fbf392e04e0bfc4b8f7e680636ddee0a47c60)
---

diff --git a/rust/src/rfb/parser.rs b/rust/src/rfb/parser.rs
index 8aed9c7f81..9ec311eb3b 100644
--- a/rust/src/rfb/parser.rs
+++ b/rust/src/rfb/parser.rs
@@ -112,12 +112,11 @@ pub struct ServerInit {
 
 named!(pub parse_protocol_version<ProtocolVersion>,
     do_parse!(
-        _rfb_string: take_str!(3)
-        >> be_u8
+        _rfb_string: tag!("RFB ")
         >> major: take_str!(3)
-        >> be_u8
+        >> _sep1: tag!(".")
         >> minor: take_str!(3)
-        >> be_u8
+        >> _sep2: tag!("\n")
         >> (
             ProtocolVersion{
                 major: major.to_string(),