CVE-2026-2331

{
  "id": "CVE-2026-2331",
  "sourceIdentifier": "psirt@sick.de",
  "published": "2026-03-06T08:16:27.450",
  "lastModified": "2026-03-06T08:16:27.450",
  "vulnStatus": "Received",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An attacker may perform unauthenticated read and write operations on sensitive filesystem areas via the AppEngine Fileaccess over HTTP due to improper access restrictions. A critical filesystem directory was unintentionally exposed through the HTTP-based file access feature, allowing access without authentication. This includes device parameter files, enabling an attacker to read and modify application settings, including customer-defined passwords. Additionally, exposure of the custom application directory may allow execution of arbitrary Lua code within the sandboxed AppEngine environment."
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "psirt@sick.de",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9
      }
    ]
  },
  "weaknesses": [
    {
      "source": "psirt@sick.de",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-552"
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://www.cisa.gov/resources-tools/resources/ics-recommended-practices",
      "source": "psirt@sick.de"
    },
    {
      "url": "https://www.first.org/cvss/calculator/3.1",
      "source": "psirt@sick.de"
    },
    {
      "url": "https://www.sick.com/.well-known/csaf/white/2026/sca-2026-0006.json",
      "source": "psirt@sick.de"
    },
    {
      "url": "https://www.sick.com/.well-known/csaf/white/2026/sca-2026-0006.pdf",
      "source": "psirt@sick.de"
    },
    {
      "url": "https://www.sick.com/media/docs/9/19/719/special_information_sick_operating_guidelines_cybersecurity_by_sick_en_im0106719.pdf",
      "source": "psirt@sick.de"
    },
    {
      "url": "https://www.sick.com/psirt",
      "source": "psirt@sick.de"
    }
  ]
}