FKIE_CVE-2021-44657

Vulnerability from fkie_nvd - Published: 2021-12-15 15:15 - Updated: 2024-11-21 06:31
Severity ?
8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
In StackStorm versions prior to 3.6.0, the jinja interpreter was not run in sandbox mode and thus allows execution of unsafe system commands. Jinja does not enable sandboxed mode by default due to backwards compatibility. Stackstorm now sets sandboxed mode for jinja by default.
References
cve@mitre.orghttps://github.com/StackStorm/st2/pull/5359Patch, Third Party Advisory
cve@mitre.orghttps://github.com/pallets/jinja/issues/549Exploit, Issue Tracking, Third Party Advisory
cve@mitre.orghttps://podalirius.net/en/articles/python-vulnerabilities-code-execution-in-jinja-templates/Exploit, Third Party Advisory
cve@mitre.orghttps://stackstorm.com/2021/12/16/stackstorm-v3-6-0-released/Release Notes, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/StackStorm/st2/pull/5359Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/pallets/jinja/issues/549Exploit, Issue Tracking, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://podalirius.net/en/articles/python-vulnerabilities-code-execution-in-jinja-templates/Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://stackstorm.com/2021/12/16/stackstorm-v3-6-0-released/Release Notes, Vendor Advisory
Impacted products
Vendor Product Version
stackstorm stackstorm *
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:stackstorm:stackstorm:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "08FCA67B-B55C-40B4-BE00-5B7DCA3E61E5",
              "versionEndExcluding": "3.6.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In StackStorm versions prior to 3.6.0, the jinja interpreter was not run in sandbox mode and thus allows execution of unsafe system commands. Jinja does not enable sandboxed mode by default due to backwards compatibility. Stackstorm now sets sandboxed mode for jinja by default."
    },
    {
      "lang": "es",
      "value": "En StackStorm versiones anteriores a 3.6.0, el int\u00e9rprete de jinja no se ejecutaba en modo sandbox y, por tanto, permit\u00eda una ejecuci\u00f3n de comandos del sistema no seguros. Jinja no habilita el modo sandbox por defecto debido a la compatibilidad con versiones anteriores. Stackstorm ahora establece el modo sandboxed para jinja por defecto"
    }
  ],
  "id": "CVE-2021-44657",
  "lastModified": "2024-11-21T06:31:19.880",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 9.0,
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "COMPLETE",
          "vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:C",
          "version": "2.0"
        },
        "exploitabilityScore": 8.0,
        "impactScore": 10.0,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-12-15T15:15:11.597",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://github.com/StackStorm/st2/pull/5359"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Issue Tracking",
        "Third Party Advisory"
      ],
      "url": "https://github.com/pallets/jinja/issues/549"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://podalirius.net/en/articles/python-vulnerabilities-code-execution-in-jinja-templates/"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "url": "https://stackstorm.com/2021/12/16/stackstorm-v3-6-0-released/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://github.com/StackStorm/st2/pull/5359"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Issue Tracking",
        "Third Party Advisory"
      ],
      "url": "https://github.com/pallets/jinja/issues/549"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://podalirius.net/en/articles/python-vulnerabilities-code-execution-in-jinja-templates/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "url": "https://stackstorm.com/2021/12/16/stackstorm-v3-6-0-released/"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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Sightings

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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.



Detection rules are retrieved from Rulezet.