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CVE-2021-31821

Estado: ModificadaMedia (5.5)—

When the Windows Tentacle docker image starts up it logs all the commands that it runs along with the arguments, which writes the Octopus Server API key in plaintext. This does not affect the Linux Docker image

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)

Octopus — Tentacle

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-31821",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 2.1,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/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": "LOW",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.9,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 5.5,
          "attackVector": "LOCAL",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 1.8
      }
    ]
  },
  "affected": [
    {
      "source": "security@octopus.com",
      "affectedData": [
        {
          "vendor": "Octopus Deploy",
          "product": "Octopus Tentacle",
          "versions": [
            {
              "status": "affected",
              "version": "unspecified",
              "lessThan": "6.1.1266",
              "versionType": "custom"
            }
          ]
        }
      ]
    }
  ],
  "published": "2022-01-19T06:15:07.057",
  "references": [
    {
      "url": "https://advisories.octopus.com/post/2022/sa2022-01/",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "security@octopus.com"
    },
    {
      "url": "https://advisories.octopus.com/post/2022/sa2022-01/",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-312"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "When the Windows Tentacle docker image starts up it logs all the commands that it runs along with the arguments, which writes the Octopus Server API key in plaintext. This does not affect the Linux Docker image"
    },
    {
      "lang": "es",
      "value": "Cuando la imagen Docker de Windows Tentacle es iniciada, registra todos los comandos que ejecuta junto con los argumentos, lo que escribe la clave API del servidor Octopus en texto plano. Esto no afecta a la imagen Docker de Linux"
    }
  ],
  "lastModified": "2026-06-17T03:52:17.937",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:octopus:tentacle:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B8A2E5EA-5C1F-44BA-8D5E-9A98C05D800E",
              "versionEndExcluding": "6.1.1266"
            }
          ],
          "operator": "OR"
        },
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*",
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            }
          ],
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "sourceIdentifier": "security@octopus.com"
}