From 3d335b1c6a7b94c0339e8142e4b3a039ef35b7a0 Mon Sep 17 00:00:00 2001
From: Peter Shugalev <peter@shugalev.com>
Date: Mon, 27 Jun 2022 11:22:22 +0400
Subject: [PATCH] Fixed peer version parsing

---
 src/net_processing.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/net_processing.cpp b/src/net_processing.cpp
index a8a14a359f..585bfc902d 100644
--- a/src/net_processing.cpp
+++ b/src/net_processing.cpp
@@ -1443,9 +1443,9 @@ bool static ProcessMessage(CNode* pfrom, const std::string& strCommand, CDataStr
         if (!vRecv.empty()) {
             vRecv >> LIMITED_STRING(strSubVer, MAX_SUBVERSION_LENGTH);
             cleanSubVer = SanitizeString(strSubVer);
-            int parsedVersion[4];
+            int parsedVersion[4] = {0, 0, 0, 0};
             if (sscanf(cleanSubVer.c_str(), "/Satoshi:%2d.%2d.%2d.%2d/",
-                    &parsedVersion[0], &parsedVersion[1], &parsedVersion[2], &parsedVersion[3]) == 4) {
+                    &parsedVersion[0], &parsedVersion[1], &parsedVersion[2], &parsedVersion[3]) >= 2) {
                 int peerClientVersion = parsedVersion[0]*1000000 + parsedVersion[1]*10000 + parsedVersion[2]*100 + parsedVersion[3];
                 if (peerClientVersion < MIN_FIRO_CLIENT_VERSION) {
                     connman.PushMessage(pfrom, CNetMsgMaker(INIT_PROTO_VERSION).Make(NetMsgType::REJECT, strCommand, REJECT_OBSOLETE, "This version is banned from the network"));