MEDIUM CVSS 5.0
Published: 2025-09-09

CVE-2025-42911

sap sap_basis Security Advisory (CVE-2025-42911)
↗ Official NIST NVD Record
Seeking technical exploit breakdowns or verified PoC code for CVE-2025-42911?
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2025-42911 impacting sap sap_basis. Evaluated with CVSS Base Score of 5.0 (MEDIUM).

Original NVD Description

Source: NIST NVD
SAP NetWeaver (Service Data Download) allows an authenticated user to call a remote-enabled function module, which could grant access to information about the SAP system and operating system. This leads to a low impact on confidentiality, with no effect on the integrity and availability of the application

📊 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
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 sap / sap_basis
Affected Versions 700
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-2025-42911 impacting sap sap_basis.

⚡ Nuclei Detection Template (YAML) cve-2025-42911.yaml
id: cve-2025-42911

info:
  name: sap sap_basis - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: medium
  description: |
    Automated signature & scanner for CVE-2025-42911 affecting sap sap_basis.
    Evaluation: SAP NetWeaver (Service Data Download) allows an authenticated user to call a remote-enabled function module, which could grant access to information a...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2025-42911
  classification:
    cvss-metrics: CVSS:3.1/CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N
    cvss-score: 5.0
    cve-id: CVE-2025-42911
    cwe-id: CWE-862
  tags: cve,cve-2025-42911,sap,sap_basis,medium

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "sap_basis"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2025-42911.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2025-42911
# Target: sap sap_basis | CVSS: 5.0 (MEDIUM)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2025-42911 (sap sap_basis)...")
    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 sap_basis scope (700).")
        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-2025-42911.sh
# Recommended Remediation & Patching Commands for CVE-2025-42911
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install sap_basis 2>/dev/null || \
sudo dnf upgrade sap_basis 2>/dev/null || \
sudo yum update sap_basis

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

# 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-2025-42911 in sap sap_basis?

Review vendor-specific security notices and update sap sap_basis 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-2025-42911?

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-2025-42911?

CVE-2025-42911 is classified with a CVSS 3.1 Base Score of 5.0 (MEDIUM). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
5.0
MEDIUM SEVERITY
CVE ID CVE-2025-42911
Weakness CWE-862
Vendor sap
Product sap_basis
Published 2025-09-09
Vector CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N