CVE-2024-35550 – This CSRF vulnerability in idccms v1.35 allows ... (How to Fix)

Q: What is the severity of CVE-2024-35550?

CVE-2024-35550 has a CVSS score of 6.3 (MEDIUM). This CSRF vulnerability in idccms v1.35 allows attackers to trick authenticated administrators into performing unauthorized actions via the /admin/infoWeb_deal.php endpoint. Attackers can modify website settings or potentially escalate privileges. Only administrators with access to the admin panel are affected.

📋 TL;DR

This CSRF vulnerability in idccms v1.35 allows attackers to trick authenticated administrators into performing unauthorized actions via the /admin/infoWeb_deal.php endpoint. Attackers can modify website settings or potentially escalate privileges. Only administrators with access to the admin panel are affected.

💻 Affected Systems

Products:

idccms

Versions: v1.35

Operating Systems: All

Default Config Vulnerable: ⚠️ Yes

Notes: Only affects systems with the admin panel accessible and admin sessions active.

📦 What is this software?

Idccms by Idccms

View all CVEs affecting Idccms →

⚠️ Risk & Real-World Impact

🔴

Worst Case

Complete website takeover through privilege escalation or configuration changes that enable further attacks.

🟠

Likely Case

Unauthorized modification of website settings, content, or user permissions by tricking an admin.

🟢

If Mitigated

No impact if CSRF tokens are properly implemented and SameSite cookies are enforced.

🌐 Internet-Facing: HIGH - Admin panels are often internet-facing, making exploitation trivial if admins visit malicious sites.

🏢 Internal Only: MEDIUM - Internal admins could still be targeted via phishing or compromised internal sites.

🎯 Exploit Status

Public PoC: ⚠️ Yes

Weaponized: LIKELY

Unauthenticated Exploit: ✅ No

Complexity: LOW

Exploitation requires an authenticated admin session and the admin to visit a malicious page. Public proof-of-concept exists in GitHub references.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Unknown

Vendor Advisory: None known

Restart Required: No

Instructions:

No official patch available. Implement CSRF tokens in /admin/infoWeb_deal.php and validate them on the server side.

🔧 Temporary Workarounds

Implement CSRF Protection

all

Add unique CSRF tokens to forms and validate them server-side before processing requests.

Edit /admin/infoWeb_deal.php to generate and validate CSRF tokens

Restrict Admin Access

all

Limit admin panel access to specific IP addresses or VPN-only networks.

Add IP restrictions in .htaccess or web server config: Require ip 192.168.1.0/24

🧯 If You Can't Patch

Implement strict SameSite cookie policies for session cookies
Require re-authentication for sensitive admin actions

🔍 How to Verify

Check if Vulnerable:

Check if /admin/infoWeb_deal.php processes POST requests without CSRF token validation.

Check Version:

Check CMS version in admin panel or readme files

Verify Fix Applied:

Test that forms include CSRF tokens and server rejects requests without valid tokens.

📡 Detection & Monitoring

Log Indicators:

Multiple POST requests to /admin/infoWeb_deal.php from different referrers
Admin actions without corresponding form submissions

Network Indicators:

HTTP requests to admin endpoints with external referrers
Suspicious redirects to admin URLs

SIEM Query:

source="web_logs" AND uri="/admin/infoWeb_deal.php" AND referrer NOT CONTAINS "yourdomain.com"

📊 Metadata

CVE ID: CVE-2024-35550

CVSS v3 Score: 6.3 (MEDIUM)

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

CWE: CWE-352

Published: May 22, 2024

Last Updated: April 9, 2025

🔗 References

https://github.com/bearman113/1.md/blob/main/17/csrf.md Exploit,Third Party Advisory
https://github.com/bearman113/1.md/blob/main/17/csrf.md Exploit,Third Party Advisory

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🔗 Related Vulnerabilities

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