FKIE_CVE-2021-21270

Vulnerability from fkie_nvd - Published: 2021-01-22 18:15 - Updated: 2026-06-17 03:35
Severity
6.2 (Medium) - CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Summary
OctopusDSC is a PowerShell module with DSC resources that can be used to install and configure an Octopus Deploy Server and Tentacle agent. In OctopusDSC version 4.0.977 and earlier a customer API key used to connect to Octopus Server is exposed via logging in plaintext. This vulnerability is patched in version 4.0.1002.
References
security-advisories@github.comhttps://github.com/OctopusDeploy/OctopusDSC/commit/24b448e6ac964ed938475add494a145c0473ac42Patch, Third Party Advisory
security-advisories@github.comhttps://github.com/OctopusDeploy/OctopusDSC/pull/270Patch, Third Party Advisory
security-advisories@github.comhttps://github.com/OctopusDeploy/OctopusDSC/releases/tag/v4.0.1002Release Notes, Third Party Advisory
security-advisories@github.comhttps://github.com/OctopusDeploy/OctopusDSC/security/advisories/GHSA-phmm-rfg9-94fmThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/OctopusDeploy/OctopusDSC/commit/24b448e6ac964ed938475add494a145c0473ac42Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/OctopusDeploy/OctopusDSC/pull/270Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/OctopusDeploy/OctopusDSC/releases/tag/v4.0.1002Release Notes, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/OctopusDeploy/OctopusDSC/security/advisories/GHSA-phmm-rfg9-94fmThird Party Advisory
Impacted products
Vendor Product Version
octopus octopusdsc *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "OctopusDSC",
          "vendor": "OctopusDeploy",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c 4.0.1002"
            }
          ]
        }
      ],
      "source": "security-advisories@github.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:octopus:octopusdsc:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "6C2A1440-E4C7-464D-9FB8-25DE6573A278",
              "versionEndExcluding": "4.0.1002",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "OctopusDSC is a PowerShell module with DSC resources that can be used to install and configure an Octopus Deploy Server and Tentacle agent. In OctopusDSC version 4.0.977 and earlier a customer API key used to connect to Octopus Server is exposed via logging in plaintext. This vulnerability is patched in version 4.0.1002."
    },
    {
      "lang": "es",
      "value": "OctopusDSC es un m\u00f3dulo de PowerShell con recursos de DSC, que se puede utilizar para instalar y configurar un agente de Octopus Deploy Server and Tentacle. En OctopusDSC versi\u00f3n 4.0.977 y anteriores, una clave de la API del cliente usada para conectarse a Octopus Server es expuesta mediante el inicio de sesi\u00f3n en texto plano. Esta vulnerabilidad est\u00e1 parcheada en la versi\u00f3n 4.0.1002"
    }
  ],
  "id": "CVE-2021-21270",
  "lastModified": "2026-06-17T03:35:09.780",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "LOW",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 2.1,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "NONE",
          "baseScore": 6.2,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.5,
        "impactScore": 3.6,
        "source": "security-advisories@github.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "NONE",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-01-22T18:15:12.687",
  "references": [
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://github.com/OctopusDeploy/OctopusDSC/commit/24b448e6ac964ed938475add494a145c0473ac42"
    },
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://github.com/OctopusDeploy/OctopusDSC/pull/270"
    },
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Release Notes",
        "Third Party Advisory"
      ],
      "url": "https://github.com/OctopusDeploy/OctopusDSC/releases/tag/v4.0.1002"
    },
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://github.com/OctopusDeploy/OctopusDSC/security/advisories/GHSA-phmm-rfg9-94fm"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://github.com/OctopusDeploy/OctopusDSC/commit/24b448e6ac964ed938475add494a145c0473ac42"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://github.com/OctopusDeploy/OctopusDSC/pull/270"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Release Notes",
        "Third Party Advisory"
      ],
      "url": "https://github.com/OctopusDeploy/OctopusDSC/releases/tag/v4.0.1002"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://github.com/OctopusDeploy/OctopusDSC/security/advisories/GHSA-phmm-rfg9-94fm"
    }
  ],
  "sourceIdentifier": "security-advisories@github.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-319"
        }
      ],
      "source": "security-advisories@github.com",
      "type": "Secondary"
    }
  ]
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Drag nodes to arrange them. Double-click a related vulnerability to open it, or a source to visit its link. The Physics button on the left tunes the layout and the simulation; the legend at the bottom left hides or shows nodes by kind and by sighting type.

Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
Vulnerability timeline

Sightings and recorded dates, grouped by day · UTC

JSON

Loading timeline…




    Related by attack behaviour

    Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.