CVE-2025-15595

Estado: AnalizadaMedia (5.7)—

Privilege escalation via dll hijacking in Inno Setup 6.2.1 and ealier versions.

CVSS

Versión: 4.0
Vector: CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:H/E:U/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:X/AU:N/R:X/V:X/RE:X/U:Clear
Puntuación base: 5.7

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 0.09%
Percentil entre todas las CVEs puntuadas: 1
Fecha de la puntuación: 4/10/2026

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)

Jrsoftware — Inno Setup

CWE

CWE-1390

Referencias

https://jrsoftware.org/files/is6.2-whatsnew.htm

JSON original (NVD)

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{
  "id": "CVE-2025-15595",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2025-15595",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-03-03T14:37:18.075340Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.8,
          "attackVector": "LOCAL",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 1.8
      }
    ],
    "cvssMetricV40": [
      {
        "type": "Secondary",
        "source": "db4dfee8-a97e-4877-bfae-eba6d14a2166",
        "cvssData": {
          "Safety": "NOT_DEFINED",
          "version": "4.0",
          "Recovery": "NOT_DEFINED",
          "baseScore": 5.7,
          "Automatable": "NO",
          "attackVector": "LOCAL",
          "baseSeverity": "MEDIUM",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:H/E:U/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:X/AU:N/R:X/V:X/RE:X/U:Clear",
          "exploitMaturity": "UNREPORTED",
          "providerUrgency": "CLEAR",
          "userInteraction": "NONE",
          "attackComplexity": "HIGH",
          "attackRequirements": "PRESENT",
          "privilegesRequired": "LOW",
          "subIntegrityImpact": "HIGH",
          "vulnIntegrityImpact": "HIGH",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "subAvailabilityImpact": "HIGH",
          "vulnAvailabilityImpact": "NONE",
          "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": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED"
        }
      }
    ]
  },
  "affected": [
    {
      "source": "db4dfee8-a97e-4877-bfae-eba6d14a2166",
      "affectedData": [
        {
          "vendor": "mlsoft",
          "product": "Inno Setup",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "versionType": "custom",
              "lessThanOrEqual": "6.2.1"
            },
            {
              "status": "unaffected",
              "version": "6.2.2"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ]
    }
  ],
  "published": "2026-03-03T07:16:09.830",
  "references": [
    {
      "url": "https://jrsoftware.org/files/is6.2-whatsnew.htm",
      "tags": [
        "Release Notes"
      ],
      "source": "db4dfee8-a97e-4877-bfae-eba6d14a2166"
    }
  ],
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "db4dfee8-a97e-4877-bfae-eba6d14a2166",
      "description": [
        {
          "lang": "en",
          "value": "CWE-1390"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Privilege escalation via dll hijacking in Inno Setup 6.2.1 and ealier versions."
    },
    {
      "lang": "es",
      "value": "Escalada de privilegios vía secuestro de DLL en Inno Setup 6.2.1 y versiones anteriores."
    }
  ],
  "lastModified": "2026-06-17T08:38:05.330",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:jrsoftware:inno_setup:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "4ADFEE28-9332-493F-8348-20CE61B7D423",
              "versionEndIncluding": "6.2.1"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "db4dfee8-a97e-4877-bfae-eba6d14a2166"
}