From 8b3d79910421d93e3db4415e6f8f9fef7965f69d Mon Sep 17 00:00:00 2001
From: Ryuuuuu <33323678+Ryuuuuu@users.noreply.github.com>
Date: Tue, 4 Apr 2023 10:07:06 +0900
Subject: [PATCH 1/2] fix check function which always prints vulnerable

---
 modules/exploits/linux/http/apache_couchdb_cmd_exec.rb | 1 +
 1 file changed, 1 insertion(+)

diff --git a/modules/exploits/linux/http/apache_couchdb_cmd_exec.rb b/modules/exploits/linux/http/apache_couchdb_cmd_exec.rb
index 2b6fcd43b4..c7296f7c23 100644
--- a/modules/exploits/linux/http/apache_couchdb_cmd_exec.rb
+++ b/modules/exploits/linux/http/apache_couchdb_cmd_exec.rb
@@ -69,6 +69,7 @@ class MetasploitModule < Msf::Exploit::Remote
 
   def check
     get_version
+    return CheckCode::Unknown if @version < 0
     version = Rex::Version.new(@version)
     return CheckCode::Unknown if version.version.empty?
     vprint_status "Found CouchDB version #{version}"

From 9985538846f7d5a52f45bce029e34b8b2503ebd0 Mon Sep 17 00:00:00 2001
From: Ryuuuuu <33323678+Ryuuuuu@users.noreply.github.com>
Date: Fri, 7 Apr 2023 09:55:00 +0900
Subject: [PATCH 2/2] Update
 modules/exploits/linux/http/apache_couchdb_cmd_exec.rb

fix nil exception

Co-authored-by: adfoster-r7 <60357436+adfoster-r7@users.noreply.github.com>
---
 modules/exploits/linux/http/apache_couchdb_cmd_exec.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/exploits/linux/http/apache_couchdb_cmd_exec.rb b/modules/exploits/linux/http/apache_couchdb_cmd_exec.rb
index c7296f7c23..d438aa30f1 100644
--- a/modules/exploits/linux/http/apache_couchdb_cmd_exec.rb
+++ b/modules/exploits/linux/http/apache_couchdb_cmd_exec.rb
@@ -69,7 +69,7 @@ class MetasploitModule < Msf::Exploit::Remote
 
   def check
     get_version
-    return CheckCode::Unknown if @version < 0
+    return CheckCode::Unknown if @version.nil?
     version = Rex::Version.new(@version)
     return CheckCode::Unknown if version.version.empty?
     vprint_status "Found CouchDB version #{version}"