LOW CVSS 3.1
Published: 2026-02-10

CVE-2026-24320

sap netweaver_as_abap_kernel Security Advisory (CVE-2026-24320)
↗ Official NIST NVD Record
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2026-24320 impacting sap netweaver_as_abap_kernel. Evaluated with CVSS Base Score of 3.1 (LOW).

Original NVD Description

Source: NIST NVD
Due to improper memory management in SAP NetWeaver and ABAP Platform (Application Server ABAP), an authenticated attacker could exploit logical errors in memory management by supplying specially crafted input containing unique characters, which are improperly converted. This may result in memory corruption and the potential leakage of memory content. Successful exploitation of this vulnerability would have a low impact on the confidentiality of the application, with no effect on its integrity or availability.

📊 CVSS v3.1 Metric Breakdown

Attack Vector
Network (AV:N)
Exploitable remotely across internet boundaries
Attack Complexity
High (AC:H)
Depends on race conditions or environment
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 sap / netweaver_as_abap_kernel
Affected Versions 7.22
Weakness Enumeration CWE-113

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-2026-24320 impacting sap netweaver_as_abap_kernel.

⚡ Nuclei Detection Template (YAML) cve-2026-24320.yaml
id: cve-2026-24320

info:
  name: sap netweaver_as_abap_kernel - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: low
  description: |
    Automated signature & scanner for CVE-2026-24320 affecting sap netweaver_as_abap_kernel.
    Evaluation: Due to improper memory management in SAP NetWeaver and ABAP Platform (Application Server ABAP), an authenticated attacker could exploit logical errors...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2026-24320
  classification:
    cvss-metrics: CVSS:3.1/CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
    cvss-score: 3.1
    cve-id: CVE-2026-24320
    cwe-id: CWE-113
  tags: cve,cve-2026-24320,sap,netweaver_as_abap_kernel,low

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "netweaver_as_abap_kernel"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2026-24320.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2026-24320
# Target: sap netweaver_as_abap_kernel | CVSS: 3.1 (LOW)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2026-24320 (sap netweaver_as_abap_kernel)...")
    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 sap netweaver_as_abap_kernel scope (7.22).")
        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-2026-24320.sh
# Recommended Remediation & Patching Commands for CVE-2026-24320
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install netweaver_as_abap_kernel 2>/dev/null || \
sudo dnf upgrade netweaver_as_abap_kernel 2>/dev/null || \
sudo yum update netweaver_as_abap_kernel

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

# 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

Authorities
  • No records filed in this category.
Distributions
  • No records filed in this category.

❓ Frequently Asked Questions (FAQ) & Remediation Guide

How do I fix CVE-2026-24320 in sap netweaver_as_abap_kernel?

Review vendor-specific security notices and update sap netweaver_as_abap_kernel 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-2026-24320?

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-2026-24320?

CVE-2026-24320 is classified with a CVSS 3.1 Base Score of 3.1 (LOW). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
3.1
LOW SEVERITY
CVE ID CVE-2026-24320
Weakness CWE-113
Vendor sap
Product netweaver_as_abap_kernel
Published 2026-02-10
Vector CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N