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CVE-2026-24800

Estado: AplazadaCrítica (10)—

Out-of-bounds Write, Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in tildearrow furnace (extern/zlib modules). This vulnerability is associated with program files inflate.C.

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).

🎯 Técnicas ATT&CK

Cómo se explota esta vulnerabilidad y qué consigue el atacante, en el lenguaje de MITRE ATT&CK.

Vector CVSS:4.0 con AV:N/AC:L/PR:N/UI:N indica red sin autenticación. CWE-787 (out-of-bounds write) en módulo zlib de aplicación expuesta permite ejecución de código o escalada de privilegios.

Inferido por nuestro agente de análisis a partir de la descripción oficial, el vector CVSS y la CWE, y comprobado por un supervisor. Puede contener errores.

🛡️ Mitigaciones ATT&CK que cubren estas técnicas

Privileged Account ManagementExecution PreventionApplication Isolation and SandboxingExploit ProtectionUpdate SoftwareVulnerability Scanning

Tecnologías afectadas (2)

⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.

Tildearrow — FurnaceAIZlib — ZlibAI

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2026-24800",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-24800",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-01-27T17:02:10.616812Z"
        }
      }
    ],
    "cvssMetricV40": [
      {
        "type": "Secondary",
        "source": "cve_disclosure@tech.gov.sg",
        "cvssData": {
          "Safety": "NEGLIGIBLE",
          "version": "4.0",
          "Recovery": "USER",
          "baseScore": 10,
          "Automatable": "YES",
          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "valueDensity": "DIFFUSE",
          "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:N/AU:Y/R:U/V:D/RE:L/U:Red",
          "exploitMaturity": "NOT_DEFINED",
          "providerUrgency": "RED",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "attackRequirements": "NONE",
          "privilegesRequired": "NONE",
          "subIntegrityImpact": "HIGH",
          "vulnIntegrityImpact": "HIGH",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "subAvailabilityImpact": "HIGH",
          "vulnAvailabilityImpact": "HIGH",
          "availabilityRequirement": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "subConfidentialityImpact": "HIGH",
          "vulnConfidentialityImpact": "HIGH",
          "confidentialityRequirement": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "vulnerabilityResponseEffort": "LOW",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED"
        }
      }
    ]
  },
  "affected": [
    {
      "source": "cve_disclosure@tech.gov.sg",
      "affectedData": [
        {
          "vendor": "tildearrow",
          "modules": [
            "extern/zlib"
          ],
          "product": "furnace",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "lessThan": "0.6.8.3",
              "versionType": "git"
            }
          ],
          "programFiles": [
            "inflate.c"
          ],
          "collectionURL": "https://github.com/tildearrow/furnace",
          "defaultStatus": "unaffected"
        }
      ]
    }
  ],
  "published": "2026-01-27T09:15:49.920",
  "references": [
    {
      "url": "https://github.com/tildearrow/furnace/pull/2471",
      "source": "cve_disclosure@tech.gov.sg"
    }
  ],
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "cve_disclosure@tech.gov.sg",
      "description": [
        {
          "lang": "en",
          "value": "CWE-120"
        },
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Out-of-bounds Write, Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in tildearrow furnace (extern/zlib modules). This vulnerability is associated with program files inflate.C."
    },
    {
      "lang": "es",
      "value": "Escritura fuera de límites, Copia de búfer sin verificar el tamaño de la entrada ('Desbordamiento de búfer clásico') vulnerabilidad en tildearrow furnace (módulos extern/zlib). Esta vulnerabilidad está asociada con los archivos de programa inflate.C."
    }
  ],
  "lastModified": "2026-06-17T10:23:36.730",
  "sourceIdentifier": "cve_disclosure@tech.gov.sg"
}