LOW CVSS 2.5
Published: 2022-11-11

CVE-2022-27499

intel sgx_sdk Security Advisory (CVE-2022-27499)
↗ Official NIST NVD Record
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2022-27499 impacting intel sgx_sdk. Evaluated with CVSS Base Score of 2.5 (LOW).

Original NVD Description

Source: NIST NVD
Premature release of resource during expected lifetime in the Intel(R) SGX SDK software may allow a privileged user to potentially enable information disclosure via local access.

📊 CVSS v3.1 Metric Breakdown

Attack Vector
Local (AV:L)
Requires local system execution permissions
Attack Complexity
High (AC:H)
Depends on race conditions or environment
Privileges Required
High (PR:H)
Administrative credentials required
User Interaction
None (UI:N)
Zero human interaction required
Scope
Changed (S:C)
Impacts components beyond caller authority
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 intel / sgx_sdk
Affected Versions *
Weakness Enumeration CWE-672

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-2022-27499 impacting intel sgx_sdk.

⚡ Nuclei Detection Template (YAML) cve-2022-27499.yaml
id: cve-2022-27499

info:
  name: intel sgx_sdk - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: low
  description: |
    Automated signature & scanner for CVE-2022-27499 affecting intel sgx_sdk.
    Evaluation: Premature release of resource during expected lifetime in the Intel(R) SGX SDK software may allow a privileged user to potentially enable information ...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2022-27499
  classification:
    cvss-metrics: CVSS:3.1/CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:N/A:N
    cvss-score: 2.5
    cve-id: CVE-2022-27499
    cwe-id: CWE-672
  tags: cve,cve-2022-27499,intel,sgx_sdk,low

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "sgx_sdk"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2022-27499.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2022-27499
# Target: intel sgx_sdk | CVSS: 2.5 (LOW)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2022-27499 (intel sgx_sdk)...")
    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 intel sgx_sdk 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-2022-27499.sh
# Recommended Remediation & Patching Commands for CVE-2022-27499
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install sgx_sdk 2>/dev/null || \
sudo dnf upgrade sgx_sdk 2>/dev/null || \
sudo yum update sgx_sdk

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

# 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.

🔗 Verified Technical References

❓ Frequently Asked Questions (FAQ) & Remediation Guide

How do I fix CVE-2022-27499 in intel sgx_sdk?

Review vendor-specific security notices and update intel sgx_sdk 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-2022-27499?

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-2022-27499?

CVE-2022-27499 is classified with a CVSS 3.1 Base Score of 2.5 (LOW). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
2.5
LOW SEVERITY
CVE ID CVE-2022-27499
Weakness CWE-672
Vendor intel
Product sgx_sdk
Published 2022-11-11
Vector CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:N/A:N