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CVE-2021-44204

Estado: ModificadaAlta (7.8)—

Local privilege escalation via named pipe due to improper access control checks. The following products are affected: Acronis Cyber Protect 15 (Windows) before build 28035, Acronis Agent (Windows) before build 27147, Acronis Cyber Protect Home Office (Windows) before build 39612, Acronis True Image 2021 (Windows) before build 39287

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 (4)

Acronis — AgentAcronis — Cyber ProtectAcronis — Cyber Protect Home OfficeAcronis — True Image

CWE

Referencias

JSON original (NVD)

Mostrar
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  "id": "CVE-2021-44204",
  "cveTags": [],
  "metrics": {
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        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4.6,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.9,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
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          "version": "3.1",
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          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
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        "impactScore": 5.9,
        "exploitabilityScore": 1.8
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  "affected": [
    {
      "source": "security@acronis.com",
      "affectedData": [
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          "vendor": "Acronis",
          "product": "Acronis Cyber Protect 15",
          "versions": [
            {
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              "version": "unspecified",
              "lessThan": "28035",
              "versionType": "custom"
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          "platforms": [
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        {
          "vendor": "Acronis",
          "product": "Acronis Agent",
          "versions": [
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          "vendor": "Acronis",
          "product": "Acronis True Image 2021",
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              "lessThan": "39287",
              "versionType": "custom"
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          "platforms": [
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  ],
  "published": "2022-02-04T23:15:12.013",
  "references": [
    {
      "url": "https://security-advisory.acronis.com/advisories/SEC-2355",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "security@acronis.com"
    },
    {
      "url": "https://security-advisory.acronis.com/advisories/SEC-2355",
      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "security@acronis.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-285"
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    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
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          "lang": "en",
          "value": "NVD-CWE-Other"
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      "lang": "en",
      "value": "Local privilege escalation via named pipe due to improper access control checks. The following products are affected: Acronis Cyber Protect 15 (Windows) before build 28035, Acronis Agent (Windows) before build 27147, Acronis Cyber Protect Home Office (Windows) before build 39612, Acronis True Image 2021 (Windows) before build 39287"
    },
    {
      "lang": "es",
      "value": "Una escalada de privilegios local por medio de una tubería con nombre debido a comprobaciones de control de acceso inapropiadas. Los siguientes productos están afectados: Acronis Cyber Protect 15 (Windows) versiones anteriores a la compilación 28035, Acronis Agent (Windows) versiones anteriores a la compilación 27147, Acronis Cyber Protect Home Office (Windows) versiones anteriores a la compilación 39612, Acronis True Image 2021 (Windows) versiones anteriores a la compilación 39287"
    }
  ],
  "lastModified": "2026-06-17T04:12:02.920",
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