CVE-2023-7337

7.5 HIGH

📋 TL;DR

This SQL injection vulnerability in the JS Help Desk WordPress plugin allows unauthenticated attackers to inject malicious SQL queries via a cookie parameter. Attackers can extract sensitive information from the database, including user credentials and ticket data. All WordPress sites running the vulnerable plugin version are affected.

💻 Affected Systems

Products:
  • JS Help Desk – AI-Powered Support & Ticketing System WordPress Plugin
Versions: Version 2.8.2 specifically
Operating Systems: Any OS running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: Only affects WordPress installations with the JS Help Desk plugin installed and activated. The vulnerability exists in the default configuration.

⚠️ Manual Verification Required

This CVE does not have specific version information in our database, so automatic vulnerability detection cannot determine if your system is affected.

Why? The CVE database entry doesn't specify which versions are vulnerable (no version ranges provided by the vendor/NVD).

🔒 Custom verification scripts are available for registered users. Sign up free to download automated test scripts.

Recommended Actions:
  1. Review the CVE details at NVD
  2. Check vendor security advisories for your specific version
  3. Test if the vulnerability is exploitable in your environment
  4. Consider updating to the latest version as a precaution

⚠️ Risk & Real-World Impact

🔴

Worst Case

Complete database compromise leading to credential theft, data exfiltration, privilege escalation, and potential site takeover.

🟠

Likely Case

Extraction of sensitive ticket data, user information, and potentially administrative credentials from the database.

🟢

If Mitigated

Limited impact with proper WAF rules and database segmentation, though SQL injection attempts would still be logged.

🌐 Internet-Facing: HIGH - Unauthenticated exploitation via cookie manipulation makes this easily accessible to external attackers.
🏢 Internal Only: MEDIUM - Internal attackers could exploit this, but external threat is more significant due to unauthenticated nature.

🎯 Exploit Status

Public PoC: ✅ No
Weaponized: LIKELY
Unauthenticated Exploit: ⚠️ Yes
Complexity: LOW

SQL injection via cookie manipulation is straightforward for attackers with basic web security knowledge. The incomplete fix from CVE-2023-50839 suggests similar exploitation patterns may work.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 2.8.3

Vendor Advisory: https://plugins.trac.wordpress.org/changeset?old_path=/js-support-ticket/tags/2.8.2&new_path=/js-support-ticket/tags/2.8.3

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Navigate to Plugins → Installed Plugins. 3. Find 'JS Help Desk – AI-Powered Support & Ticketing System'. 4. Click 'Update Now' if update is available. 5. Alternatively, download version 2.8.3 from WordPress repository and manually update.

🔧 Temporary Workarounds

Temporary Plugin Deactivation

all

Disable the vulnerable plugin until patched

wp plugin deactivate js-support-ticket

WAF Rule Implementation

all

Block SQL injection attempts targeting the vulnerable cookie parameter

Add WAF rule to block requests containing SQL injection patterns in 'js-support-ticket-token-tkstatus' cookie

🧯 If You Can't Patch

  • Implement web application firewall (WAF) rules to block SQL injection patterns in cookies
  • Restrict database user permissions to SELECT only for the plugin's database user

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin → Plugins → Installed Plugins for JS Help Desk plugin version 2.8.2

Check Version:

wp plugin get js-support-ticket --field=version

Verify Fix Applied:

Confirm plugin version shows 2.8.3 or higher in WordPress admin panel

📡 Detection & Monitoring

Log Indicators:

  • Unusual SQL errors in WordPress logs
  • Multiple failed login attempts following SQL error patterns
  • Requests with suspicious patterns in 'js-support-ticket-token-tkstatus' cookie

Network Indicators:

  • HTTP requests with SQL injection patterns in cookie headers
  • Unusual database query patterns from web server

SIEM Query:

source="wordpress.log" AND ("SQL syntax" OR "js-support-ticket-token-tkstatus" AND (UNION OR SELECT OR INSERT OR DELETE))

🔗 References

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