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CVE-2025-35435

Estado: AnalizadaMedia (5.3)—

CISA Thorium accepts a stream split size of zero then divides by this value. A remote, authenticated attacker could cause the service to crash. Fixed in commit 89101a6.

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)

Cisa — Thorium

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2025-35435",
  "cveTags": [],
  "metrics": {
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        "ssvcData": {
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          "role": "CISA Coordinator",
          "options": [
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              "automatable": "no"
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          "version": "2.0.3",
          "timestamp": "2025-09-12T17:50:10.207824Z"
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          "timestamp": "2025-09-30T16:34:49.158763Z"
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          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 4.3,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "LOW",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "NONE"
        },
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    "cvssMetricV40": [
      {
        "type": "Secondary",
        "source": "9119a7d8-5eab-497f-8521-727c672e3725",
        "cvssData": {
          "Safety": "NOT_DEFINED",
          "version": "4.0",
          "Recovery": "NOT_DEFINED",
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          "Automatable": "NOT_DEFINED",
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/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:X/AU:X/R:X/V:X/RE:X/U:X",
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          "subIntegrityImpact": "NONE",
          "vulnIntegrityImpact": "NONE",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
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          "vulnAvailabilityImpact": "LOW",
          "availabilityRequirement": "NOT_DEFINED",
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          "modifiedAttackComplexity": "NOT_DEFINED",
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          "vulnerabilityResponseEffort": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
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          "product": "Thorium",
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              "version": "1.0.0",
              "lessThan": "89101a6",
              "versionType": "custom"
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              "status": "unaffected",
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  "published": "2025-09-17T17:15:43.880",
  "references": [
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      "url": "https://github.com/cisagov/thorium/commit/7c94a0b9bc2dc55e0c307360452f348bac06820c",
      "tags": [
        "Product"
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    },
    {
      "url": "https://www.cve.org/CVERecord?id=CVE-2025-CVE-2025-35435",
      "tags": [
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      "source": "9119a7d8-5eab-497f-8521-727c672e3725"
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  "vulnStatus": "Analyzed",
  "weaknesses": [
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      "description": [
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          "value": "CWE-369"
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  "descriptions": [
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      "lang": "en",
      "value": "CISA Thorium accepts a stream split size of zero then divides by this value. A remote, authenticated attacker could cause the service to crash. Fixed in commit 89101a6."
    },
    {
      "lang": "es",
      "value": "CISA Thorium acepta un tamaño de división de flujo de cero y luego divide por este valor. Un atacante remoto y autenticado podría causar que el servicio falle. Corregido en el commit 89101a6."
    }
  ],
  "lastModified": "2026-06-17T09:14:17.710",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
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              "versionEndIncluding": "1.1.2"
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  "sourceIdentifier": "9119a7d8-5eab-497f-8521-727c672e3725"
}