From ffc43d77f14010c8797c3693174d4313229d30f2 Mon Sep 17 00:00:00 2001
From: Matthew Kienow <matthew_kienow@rapid7.com>
Date: Thu, 8 Sep 2022 17:15:44 -0400
Subject: [PATCH 1/3] Add Gunicorn with no version

---
 xml/http_servers.xml | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/xml/http_servers.xml b/xml/http_servers.xml
index 56b2002b..758b0b92 100644
--- a/xml/http_servers.xml
+++ b/xml/http_servers.xml
@@ -957,7 +957,7 @@
   </fingerprint>
 
   <fingerprint pattern="^gunicorn\/([\d.]+)+$">
-    <description>Gunicorn Gunicorn</description>
+    <description>Gunicorn with version</description>
     <example service.version="19.7.1">gunicorn/19.7.1</example>
     <param pos="0" name="service.vendor" value="Gunicorn"/>
     <param pos="0" name="service.product" value="Gunicorn"/>
@@ -965,6 +965,14 @@
     <param pos="0" name="service.cpe23" value="cpe:/a:gunicorn:gunicorn:{service.version}"/>
   </fingerprint>
 
+  <fingerprint pattern="^gunicorn$">
+    <description>Gunicorn with no version</description>
+    <example>gunicorn</example>
+    <param pos="0" name="service.vendor" value="Gunicorn"/>
+    <param pos="0" name="service.product" value="Gunicorn"/>
+    <param pos="0" name="service.cpe23" value="cpe:/a:gunicorn:gunicorn:-"/>
+  </fingerprint>
+
   <fingerprint pattern="^Serv-U\/([\d.]+)$">
     <description>Serv-U HTTP interface</description>
     <example service.version="15.1.6.31">Serv-U/15.1.6.31</example>

From 8d0c1499767213327401e117766130a4cdd48292 Mon Sep 17 00:00:00 2001
From: Matthew Kienow <matthew_kienow@rapid7.com>
Date: Thu, 8 Sep 2022 18:30:58 -0400
Subject: [PATCH 2/3] Correct formatting

---
 xml/dhcp_vendor_class.xml | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/xml/dhcp_vendor_class.xml b/xml/dhcp_vendor_class.xml
index 1bcf035b..02fda5a4 100644
--- a/xml/dhcp_vendor_class.xml
+++ b/xml/dhcp_vendor_class.xml
@@ -304,4 +304,5 @@
     <param pos="1" name="hw.model"/>
     <param pos="0" name="os.vendor" value="Cisco"/>
   </fingerprint>
-</fingerprints>
+
+</fingerprints>
\ No newline at end of file

From 4bf111f27c4db660119913d43cef887dbc419bd0 Mon Sep 17 00:00:00 2001
From: Matthew Kienow <matthew_kienow@rapid7.com>
Date: Fri, 16 Sep 2022 14:06:18 -0400
Subject: [PATCH 3/3] Make Gunicorn version more strict

---
 xml/http_servers.xml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/xml/http_servers.xml b/xml/http_servers.xml
index 758b0b92..201bcaa2 100644
--- a/xml/http_servers.xml
+++ b/xml/http_servers.xml
@@ -956,7 +956,7 @@
     <param pos="0" name="service.cpe23" value="cpe:/a:openresty:openresty:{service.version}"/>
   </fingerprint>
 
-  <fingerprint pattern="^gunicorn\/([\d.]+)+$">
+  <fingerprint pattern="^gunicorn\/(\d+(?:\.\d+)*)$">
     <description>Gunicorn with version</description>
     <example service.version="19.7.1">gunicorn/19.7.1</example>
     <param pos="0" name="service.vendor" value="Gunicorn"/>