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CVE-2023-4537

Estado: AnalizadaAlta (7.4)—

Comarch ERP XL client is vulnerable to MS SQL protocol downgrade request from a server side, what could lead to an unencrypted communication vulnerable to data interception and modification.

This issue affects ERP XL: from 2020.2.2 through 2023.2.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Comarch — ERP XL

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2023-4537",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2023-4537",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-08-27T15:09:57.990835Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "cvd@cert.pl",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.4,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "HIGH",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.2,
        "exploitabilityScore": 2.2
      }
    ]
  },
  "affected": [
    {
      "source": "cvd@cert.pl",
      "affectedData": [
        {
          "vendor": "Comarch",
          "product": "ERP XL",
          "versions": [
            {
              "status": "affected",
              "version": "2020.2.2",
              "versionType": "custom",
              "lessThanOrEqual": "2023.2"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ]
    },
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:a:comarch:erp_xl:2020.2.2:*:*:*:*:*:*:*"
          ],
          "vendor": "comarch",
          "product": "erp_xl",
          "versions": [
            {
              "status": "affected",
              "version": "2020.2.2",
              "versionType": "custom",
              "lessThanOrEqual": "2023.2"
            }
          ],
          "defaultStatus": "unknown"
        }
      ]
    }
  ],
  "published": "2024-02-15T09:15:33.273",
  "references": [
    {
      "url": "https://cert.pl/en/posts/2024/02/CVE-2023-4537/",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "cvd@cert.pl"
    },
    {
      "url": "https://cert.pl/posts/2024/02/CVE-2023-4537/",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "cvd@cert.pl"
    },
    {
      "url": "https://cert.pl/en/posts/2024/02/CVE-2023-4537/",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://cert.pl/posts/2023/02/CVE-2023-4537/",
      "tags": [
        "Broken Link"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "cvd@cert.pl",
      "description": [
        {
          "lang": "en",
          "value": "CWE-755"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Comarch ERP XL client is vulnerable to MS SQL protocol downgrade request from a server side, what could lead to an unencrypted communication vulnerable to data interception and modification.\n\nThis issue affects ERP XL: from 2020.2.2 through 2023.2."
    },
    {
      "lang": "es",
      "value": "El cliente Comarch ERP XL es vulnerable a la solicitud de degradación del protocolo MS SQL desde el lado del servidor, lo que podría conducir a una comunicación no cifrada vulnerable a la interceptación y modificación de datos. Este problema afecta a ERP XL: desde 2020.2.2 hasta 2023.2."
    }
  ],
  "lastModified": "2026-06-17T06:38:02.430",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:comarch:erp_xl:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "481A4AA8-ADE9-4D16-BAD7-73069AF52F59",
              "versionEndIncluding": "2023.2",
              "versionStartIncluding": "2020.2.2"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cvd@cert.pl"
}