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CVE-2020-5254

Estado: ModificadaAlta (8.1)—

In NetHack before 3.6.6, some out-of-bound values for the hilite_status option can be exploited. NetHack 3.6.6 resolves this issue.

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.

Fuente: mapeo oficial MITRE CTID (CVE → ATT&CK).

🛡️ Mitigaciones ATT&CK que cubren estas técnicas

Update SoftwareApplication Developer GuidanceVulnerability ScanningUser Account ManagementRestrict File and Directory PermissionsRestrict Registry Permissions

Tecnologías afectadas (1)

Nethack — Nethack

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2020-5254",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 6.8,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
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        "acInsufInfo": false,
        "impactScore": 6.4,
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        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
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    "cvssMetricV31": [
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        "type": "Secondary",
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          "scope": "CHANGED",
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          "baseSeverity": "LOW",
          "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
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      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
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          "attackVector": "NETWORK",
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  "affected": [
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      "affectedData": [
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          "versions": [
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              "status": "affected",
              "version": "< 3.6.6"
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    }
  ],
  "published": "2020-03-10T17:15:13.080",
  "references": [
    {
      "url": "https://github.com/NetHack/NetHack/security/advisories/GHSA-2ch6-6r8h-m2p9",
      "tags": [
        "Vendor Advisory"
      ],
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    },
    {
      "url": "https://github.com/NetHack/NetHack/security/advisories/GHSA-2ch6-6r8h-m2p9",
      "tags": [
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      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "security-advisories@github.com",
      "description": [
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      "type": "Primary",
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          "value": "CWE-119"
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  "descriptions": [
    {
      "lang": "en",
      "value": "In NetHack before 3.6.6, some out-of-bound values for the hilite_status option can be exploited. NetHack 3.6.6 resolves this issue."
    },
    {
      "lang": "es",
      "value": "En NetHack versiones anteriores a la versión  3.6.6, algunos valores fuera de límite para la opción hilite_status pueden ser explotados. NetHack versión 3.6.6 resuelve este problema."
    }
  ],
  "lastModified": "2026-06-17T03:21:08.383",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "versionEndExcluding": "3.6.6",
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          ],
          "operator": "OR"
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}