Improper Neutralization of Special Elements used in an SQL Command

CVE-2025-6919 is an unauthenticated SQL injection in Cats Information Technology Software Development Technologies Aykome License Tracking System. The CVE record says versions before the build dated 06.10.2025 are affected, with the fixed line expressed only as that date-based version marker rather than a conventional semantic version.

The vendor/CNA technical score of 9.8 is fair in a lab: no auth, network reachable, and direct database impact. But for patch prioritization across a large estate, that overstates the average enterprise risk because this is a niche line-of-business license-tracking product, there is no KEV listing, no public exploitation evidence in the sources reviewed, and the EPSS is extremely low. That combination pushes this out of 'drop everything' territory unless you know an instance is internet-facing.

Why this verdict

• Start at 9.8, then subtract for narrow population: Aykome is not a mass-market platform with obvious broad external exposure; that sharply reduces the fraction of enterprises where an unauthenticated internet attacker can even reach step one.
• Subtract again for threat evidence: KEV is negative, reviewed sources show no public exploitation evidence, and EPSS is only 0.00038, which is the opposite of a high-pressure attacker target.
• Keep it at HIGH, not MEDIUM: The flaw is still unauthenticated remote SQLi with potentially full database compromise. On any exposed instance, modern controls may only slow exploitation rather than prevent it.

Why not higher?

I am not keeping this at CRITICAL because the attack chain depends first on finding and reaching a fairly obscure application, and the public telemetry reviewed does not show strong signs of wide internet exposure or active attacker interest. A 9.8 lab score is not the same thing as a 10,000-host Monday-morning emergency when the vulnerable product population appears small and the exploitation signal is weak.

Why not lower?

I am not dropping this to MEDIUM because there is no authentication requirement and no user interaction requirement once the vulnerable endpoint is reachable. If one of these systems is externally exposed, the compromise path is direct and the impact on the application's data plane can be severe.

1. Remove external reachability — Put Aykome behind VPN, IP allowlists, or an internal reverse proxy if it is reachable from the internet. For a HIGH verdict, deploy this compensating control within 30 days, and faster if any instance is perimeter-facing.
2. Enable aggressive WAF SQLi rules — Place managed SQL injection signatures and anomaly scoring in front of the application, then validate they block obvious tautology, UNION, and time-delay payloads without breaking business traffic. This is a speed bump, not a fix, but it is worth deploying within 30 days while patching is scheduled.
3. Constrain database privileges — Review the application's DB account and remove file-write, administrative, and unnecessary schema privileges so a successful SQLi lands in a smaller sandbox. For a HIGH reassessment, tighten these permissions within 30 days where feasible.
4. Hunt for SQLi telemetry — Query reverse-proxy, WAF, and DB logs for time-delay functions, UNION probes, quote escaping errors, schema enumeration, or bursts of 500s from Aykome paths. Start this immediately and complete initial review within 30 days.
5. Prepare credential rotation — Because SQLi often exposes stored secrets and session material, line up rotation for the app DB credentials and any credentials stored inside the platform after patching. For a HIGH issue, have the rotation plan ready within 30 days.

Run this from an auditor workstation or jump host that can reach the Aykome web UI. Invoke it exactly as python3 verify_cve_2025_6919.py https://aykome.example.com/ with no special privileges required; it tries to identify Aykome branding and extract a visible build date from common pages or asset URLs, then reports VULNERABLE, PATCHED, or UNKNOWN.

#!/usr/bin/env python3
# verify_cve_2025_6919.py
# Heuristic verifier for CVE-2025-6919 (Aykome License Tracking System SQLi)
# Exit codes: 0=PATCHED, 1=VULNERABLE, 2=UNKNOWN, 3=usage/error

import re
import sys
import datetime
from urllib.parse import urljoin

try:
    import requests
except ImportError:
    print('UNKNOWN - missing dependency: requests')
    sys.exit(2)

PATCH_DATE = datetime.datetime.strptime('06.10.2025', '%d.%m.%Y').date()
PATHS = ['/', '/login', '/auth/login', '/admin', '/Account/Login']
DATE_RE = re.compile(r'(?<!\d)(\d{2})[./-](\d{2})[./-](\d{4})(?!\d)')
AYKOME_RE = re.compile(r'aykome|license tracking system', re.I)
TIMEOUT = 8
HEADERS = {'User-Agent': 'noisgate-cve-2025-6919-verifier/1.0'}


def parse_date(s):
    m = DATE_RE.search(s)
    if not m:
        return None
    day, month, year = m.groups()
    try:
        return datetime.date(int(year), int(month), int(day))
    except ValueError:
        return None


def fetch(url):
    try:
        r = requests.get(url, headers=HEADERS, timeout=TIMEOUT, allow_redirects=True, verify=True)
        return r.status_code, r.text[:400000]
    except Exception:
        return None, None


def main():
    if len(sys.argv) != 2:
        print('UNKNOWN - usage: python3 verify_cve_2025_6919.py https://host/')
        sys.exit(3)

    base = sys.argv[1].strip()
    if not re.match(r'^https?://', base, re.I):
        print('UNKNOWN - target must start with http:// or https://')
        sys.exit(3)

    saw_aykome = False
    found_dates = []
    checked = []

    for path in PATHS:
        url = urljoin(base.rstrip('/') + '/', path.lstrip('/'))
        checked.append(url)
        status, body = fetch(url)
        if status is None or body is None:
            continue

        if AYKOME_RE.search(body):
            saw_aykome = True

        for match in DATE_RE.finditer(body):
            d = parse_date(match.group(0))
            if d:
                found_dates.append((url, d, match.group(0)))

        # Also look for dated asset URLs and comments
        for token in re.findall(r'(?:src|href)=["\']([^"\']+)["\']', body, re.I):
            d = parse_date(token)
            if d:
                found_dates.append((url, d, token))

    if found_dates:
        newest = max(found_dates, key=lambda x: x[1])
        src_url, date_value, raw = newest
        if date_value < PATCH_DATE:
            print(f'VULNERABLE - found build/date marker {raw!r} on {src_url}; this is before 06.10.2025')
            sys.exit(1)
        else:
            print(f'PATCHED - found build/date marker {raw!r} on {src_url}; this is on/after 06.10.2025')
            sys.exit(0)

    if saw_aykome:
        print('UNKNOWN - Aykome branding detected, but no reliable build date marker was exposed in tested pages')
        sys.exit(2)

    print('UNKNOWN - could not confirm Aykome branding or extract a build date from tested pages: ' + ', '.join(checked))
    sys.exit(2)


if __name__ == '__main__':
    main()

Sources

1. NVD CVE-2025-6919
2. OpenCVE record for CVE-2025-6919
3. USOM / TR-CERT advisory TR-25-0332
4. CISA Known Exploited Vulnerabilities Catalog
5. FIRST EPSS data and statistics
6. FIRST EPSS model overview
7. GitHub Advisory search for CVE-2025-6919
8. Exploit-DB search for CVE-2025-6919