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CVE-2021-34800

Estado: ModificadaAlta (7.5)—

Sensitive information could be logged. The following products are affected: Acronis Agent (Windows, Linux, macOS) before build 27147

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)

Acronis — Agent

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-34800",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.5,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "security@acronis.com",
      "affectedData": [
        {
          "vendor": "Acronis",
          "product": "Acronis Agent",
          "versions": [
            {
              "status": "affected",
              "version": "unspecified",
              "lessThan": "27147",
              "versionType": "custom"
            }
          ],
          "platforms": [
            "Windows"
          ]
        },
        {
          "vendor": "Acronis",
          "product": "Acronis Agent",
          "versions": [
            {
              "status": "affected",
              "version": "unspecified",
              "lessThan": "27147",
              "versionType": "custom"
            }
          ],
          "platforms": [
            "Linux"
          ]
        },
        {
          "vendor": "Acronis",
          "product": "Acronis Agent",
          "versions": [
            {
              "status": "affected",
              "version": "unspecified",
              "lessThan": "27147",
              "versionType": "custom"
            }
          ],
          "platforms": [
            "macOS"
          ]
        }
      ]
    }
  ],
  "published": "2021-11-29T20:15:07.927",
  "references": [
    {
      "url": "https://security-advisory.acronis.com/advisories/SEC-3145",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "security@acronis.com"
    },
    {
      "url": "https://security-advisory.acronis.com/advisories/SEC-3145",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "security@acronis.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-532"
        }
      ]
    },
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-532"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Sensitive information could be logged. The following products are affected: Acronis Agent (Windows, Linux, macOS) before build 27147"
    },
    {
      "lang": "es",
      "value": "Podría registrarse información confidencial. Los siguientes productos están afectados: Acronis Agent (Windows, Linux, macOS) versiones anteriores a la compilación 27147"
    }
  ],
  "lastModified": "2026-06-17T03:56:35.770",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:acronis:agent:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "424D410D-2A6B-4094-8318-F3A6B625B6C9",
              "versionEndIncluding": "c21.06"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "security@acronis.com"
}