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medium·Product Based Web Vulnerabilities·Updated Jan 3, 2024

CVE-2023-24657 Scanner

Detects 'Cross-Site Scripting (XSS)' vulnerability in phpIPAM affects v. 1.6.

Est. Time~10 seconds
Scan TypeSingle Scan
Targetsdomain, ipv4, subdomain
CostFree
3.5k
Times Used
continuous scan runs
5.8k
Continuously Checked
assets under CS
1
Vulnerabilities Found
confirmed findings
References
CVECVE-2023-24657
6.1
CVSSmedium
Exploitable remotely over the internet · no authentication required · user interaction needed.

phpipam v1.6 was discovered to contain a reflected cross-site scripting (XSS) vulnerability via the closeClass parameter at /subnet-masks/popup.php.

Attack Vector
Network
Privileges Req.
None
User Interaction
Required
Affected
n/aby n/a
n/a
Updated Aug 22, 2026View on NVD →
Detail

phpIPAM is an open-source PHP-powered web-based IP address management tool that assists in managing IP addresses and subnet data. With this tool, users can efficiently manage data associated with their network infrastructure, allowing them to simplify management and keep the networks running smoothly. It provides various functions, including IP address management, VLAN management, and a subnet calculator. 

However, just like any other software, phpIPAM v1.6 has security vulnerabilities that can compromise the system. One of the most critical vulnerabilities discovered in phpIPAM version 1.6 is CVE-2023-24657. This particular vulnerability is a reflected cross-site scripting (XSS) vulnerability that attackers can exploit through the closeClass parameter via /subnet-masks/popup.php. 

When a vulnerability is exploited, it can lead to various negative outcomes, including stealing users' confidential data, compromising network integrity, exposing sensitive business information, and interrupting network operations. If attackers use this XSS vulnerability, they can deliver malicious scripts to targeted users via a trusted website. The attacker can steal authentication cookies, session tokens, and other sensitive data, leading to user identity theft or account compromise.

Anyone who wants to avoid the risks of phpIPAM vulnerabilities can take advantage of the s4e.io platform. This platform offers various advanced features, such as web application vulnerability scanning, penetration testing, and an easy-to-use dashboard. Users can take advantage of these features to identify and resolve security vulnerabilities in their digital assets before attackers exploit them. Additionally, this platform provides guidance on best practices for proactive risk management, making the site a valuable resource for anyone looking to secure their sensitive data.

 

REFERENCES

Solution Advice

The good news is that this vulnerability's risk can be mitigated through proper measures. To protect against reflected XSS attacks, phpIPAM users should follow the steps below: 

  • Keep software updated to the latest version to reduce the risk of unpatched vulnerabilities. 
  • Implement input validation techniques such as whitelisting input, data sanitization, and encoding input data.
  • Use a Content Security Policy (CSP) to restrict the execution of untrusted scripts on the server.
  • Implement HTTP-only cookies to limit attackers' ability to steal cookies.
  • Deploy web application firewalls (WAF) and intrusion detection/prevention systems (IDS/IPS) to monitor and block malicious traffic.

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CVE-2023-24657 scanner - Cross-Site Scripting (XSS) vulnerability in phpIPAM | S4E