« Volver al listado

CVE-2023-33950

Estado: ModificadaAlta (7.5)—

Pattern Redirects in Liferay Portal 7.4.3.48 through 7.4.3.76, and Liferay DXP 7.4 update 48 through 76 allows regular expressions that are vulnerable to ReDoS attacks to be used as patterns, which allows remote attackers to consume an excessive amount of server resources via crafted request URLs.

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 (2)

Liferay — Digital Experience PlatformLiferay — Liferay Portal

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2023-33950",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2023-33950",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-10-22T15:43:43.861695Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "security@liferay.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 6.5,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 2.8
      },
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.5,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "security@liferay.com",
      "affectedData": [
        {
          "vendor": "Liferay",
          "product": "Portal",
          "versions": [
            {
              "status": "affected",
              "version": "7.4.3.48",
              "versionType": "maven",
              "lessThanOrEqual": "7.4.3.76"
            }
          ],
          "defaultStatus": "unaffected"
        },
        {
          "vendor": "Liferay",
          "product": "DXP",
          "versions": [
            {
              "status": "affected",
              "version": "7.4.13.u48",
              "versionType": "maven",
              "lessThanOrEqual": "7.4.13.u76"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ]
    }
  ],
  "published": "2023-05-24T17:15:10.007",
  "references": [
    {
      "url": "https://liferay.dev/portal/security/known-vulnerabilities/-/asset_publisher/jekt/content/cve-2023-33950",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "security@liferay.com"
    },
    {
      "url": "https://liferay.dev/portal/security/known-vulnerabilities/-/asset_publisher/jekt/content/cve-2023-33950",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "security@liferay.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-1333"
        }
      ]
    },
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-1333"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Pattern Redirects in Liferay Portal 7.4.3.48 through 7.4.3.76, and Liferay DXP 7.4 update 48 through 76 allows regular expressions that are vulnerable to ReDoS attacks to be used as patterns, which allows remote attackers to consume an excessive amount of server resources via crafted request URLs."
    }
  ],
  "lastModified": "2026-06-17T06:02:35.070",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:liferay:digital_experience_platform:7.4:update48:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "67F50AF8-7B0E-4D01-9EB2-C6625E9DACB6"
            },
            {
              "criteria": "cpe:2.3:a:liferay:digital_experience_platform:7.4:update76:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "7E325115-EEBC-41F4-8606-45270DA40B98"
            },
            {
              "criteria": "cpe:2.3:a:liferay:liferay_portal:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B7BD9AEF-1599-49B1-85E8-0B0DB56CE4C0",
              "versionEndIncluding": "7.4.3.76",
              "versionStartIncluding": "7.4.3.48"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "security@liferay.com"
}