MEDIUM CVSS 4.3
Published: 2022-10-19

CVE-2022-39233

enalean tuleap Security Advisory (CVE-2022-39233)
↗ Official NIST NVD Record
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2022-39233 impacting enalean tuleap. Evaluated with CVSS Base Score of 4.3 (MEDIUM).

Original NVD Description

Source: NIST NVD
Tuleap is a Free & Open Source Suite to improve management of software developments and collaboration. In versions 12.9.99.228 and above, prior to 14.0.99.24, authorizations are not properly verified when updating the branch prefix used by the GitLab repository integration. Authenticated users can change the branch prefix of any of the GitLab repository integration they can see vie the REST endpoint `PATCH /gitlab_repositories/{id}`. This action should be restricted to Git administrators. This issue is patched in Tuleap Community Edition 14.0.99.24 and Tuleap Enterprise Edition 14.0-3. There are no known workarounds.

📊 CVSS v3.1 Metric Breakdown

Attack Vector
Network (AV:N)
Exploitable remotely across internet boundaries
Attack Complexity
Low (AC:L)
No specialized conditions required
Privileges Required
Low (PR:L)
Standard user access required
User Interaction
None (UI:N)
Zero human interaction required
Scope
Unchanged (S:U)
Confined to same security context
Confidentiality
Low (C:L)
Partial information leakage
Integrity
None (I:N)
No system modification impact
Availability
None (A:N)
No system availability impact

🎯 Affected Versions Matrix

Affected Product enalean / tuleap
Affected Versions *
Weakness Enumeration CWE-862

Security Research Arsenal: Nuclei Detection Template & PoC Exploit Probe

High-Intent Research Tool

Ready-to-use security scanner signatures, active verification probe skeletons, and remediation playbooks for CVE-2022-39233 impacting enalean tuleap.

⚡ Nuclei Detection Template (YAML) cve-2022-39233.yaml
id: cve-2022-39233

info:
  name: enalean tuleap - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: medium
  description: |
    Automated signature & scanner for CVE-2022-39233 affecting enalean tuleap.
    Evaluation: Tuleap is a Free & Open Source Suite to improve management of software developments and collaboration. In versions 12.9.99.228 and above, prior to...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2022-39233
  classification:
    cvss-metrics: CVSS:3.1/CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
    cvss-score: 4.3
    cve-id: CVE-2022-39233
    cwe-id: CWE-862
  tags: cve,cve-2022-39233,enalean,tuleap,medium

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "tuleap"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2022-39233.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2022-39233
# Target: enalean tuleap | CVSS: 4.3 (MEDIUM)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2022-39233 (enalean tuleap)...")
    headers = {
        "User-Agent": "CyberVault-Audit-Scanner/2.0",
        "Accept": "*/*"
    }
    try:
        r = requests.get(f"{target_url.rstrip('/')}/", headers=headers, timeout=8, verify=False)
        print(f"[+] Server Response: HTTP {r.status_code} | Server Banner: {r.headers.get('Server', 'Unknown')}")
        if r.status_code < 500:
            print(f"[!] Target reachable. Verify version against enalean tuleap scope (*).")
        return True
    except Exception as e:
        print(f"[-] Connection Error: {e}")
        return False

if __name__ == '__main__':
    url = sys.argv[1] if len(sys.argv) > 1 else "http://localhost:8080"
    verify_vulnerability(url)
🛡️ Quick Patch & Remediation Script (Bash) patch_cve-2022-39233.sh
# Recommended Remediation & Patching Commands for CVE-2022-39233
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install tuleap 2>/dev/null || \
sudo dnf upgrade tuleap 2>/dev/null || \
sudo yum update tuleap

# 2. Inspect installed package versions for vulnerable scope:
dpkg -l | grep -i tuleap 2>/dev/null || rpm -qa | grep -i tuleap

# 3. Docker container & image vulnerability scan:
docker scan $(docker ps -q) 2>/dev/null || echo "Verify upstream base images in Dockerfile."

🛡️ Remediation & Security Action

  • Authoritative Guidance: Follow distribution-specific vendor security notices. Advisory status and package patches vary by distribution release.
  • Verification: Inspect installed binary packages and package manager versions for affected component releases.
  • Upstream Status: Upgrade to verified non-backdoored upstream versions or roll back to known-clean stable releases.
⚠️ Disclaimer: Follow vendor-specific advisories for your operating system. CyberVault does not fabricate unsupported remediation scripts.

❓ Frequently Asked Questions (FAQ) & Remediation Guide

How do I fix CVE-2022-39233 in enalean tuleap?

Review vendor-specific security notices and update enalean tuleap packages to the latest patched release immediately. If immediate upgrading is restricted by change windows, isolate affected network ports and enforce least-privilege access boundaries.

Is there an active exploit or public PoC for CVE-2022-39233?

No weaponized public exploit has been confirmed in public threat streams yet. Continuous surveillance is active across GitHub and security feeds.

What is the CVSS 3.1 severity rating and impact for CVE-2022-39233?

CVE-2022-39233 is classified with a CVSS 3.1 Base Score of 4.3 (MEDIUM). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
4.3
MEDIUM SEVERITY
CVE ID CVE-2022-39233
Weakness CWE-862
Vendor enalean
Product tuleap
Published 2022-10-19
Vector CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N