VAR-202112-0389

Vulnerability from variot - Updated: 2025-09-07 23:08

Improper neutralization of special elements in the SMA100 management interface '/cgi-bin/viewcert' POST http method allows a remote authenticated attacker to inject arbitrary commands as a 'nobody' user. This vulnerability affected SMA 200, 210, 400, 410 and 500v appliances. plural SonicWALL The appliance has OS A command injection vulnerability exists.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state

Show details on source website

{
  "@context": {
    "@vocab": "https://www.variotdbs.pl/ref/VARIoTentry#",
    "affected_products": {
      "@id": "https://www.variotdbs.pl/ref/affected_products"
    },
    "configurations": {
      "@id": "https://www.variotdbs.pl/ref/configurations"
    },
    "credits": {
      "@id": "https://www.variotdbs.pl/ref/credits"
    },
    "cvss": {
      "@id": "https://www.variotdbs.pl/ref/cvss/"
    },
    "description": {
      "@id": "https://www.variotdbs.pl/ref/description/"
    },
    "exploit_availability": {
      "@id": "https://www.variotdbs.pl/ref/exploit_availability/"
    },
    "external_ids": {
      "@id": "https://www.variotdbs.pl/ref/external_ids/"
    },
    "iot": {
      "@id": "https://www.variotdbs.pl/ref/iot/"
    },
    "iot_taxonomy": {
      "@id": "https://www.variotdbs.pl/ref/iot_taxonomy/"
    },
    "patch": {
      "@id": "https://www.variotdbs.pl/ref/patch/"
    },
    "problemtype_data": {
      "@id": "https://www.variotdbs.pl/ref/problemtype_data/"
    },
    "references": {
      "@id": "https://www.variotdbs.pl/ref/references/"
    },
    "sources": {
      "@id": "https://www.variotdbs.pl/ref/sources/"
    },
    "sources_release_date": {
      "@id": "https://www.variotdbs.pl/ref/sources_release_date/"
    },
    "sources_update_date": {
      "@id": "https://www.variotdbs.pl/ref/sources_update_date/"
    },
    "threat_type": {
      "@id": "https://www.variotdbs.pl/ref/threat_type/"
    },
    "title": {
      "@id": "https://www.variotdbs.pl/ref/title/"
    },
    "type": {
      "@id": "https://www.variotdbs.pl/ref/type/"
    }
  },
  "@id": "https://www.variotdbs.pl/vuln/VAR-202112-0389",
  "affected_products": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/affected_products#",
      "data": {
        "@container": "@list"
      },
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        },
        "@id": "https://www.variotdbs.pl/ref/sources"
      }
    },
    "data": [
      {
        "model": "sma 210",
        "scope": "eq",
        "trust": 1.0,
        "vendor": "sonicwall",
        "version": "10.2.1.1-19sv"
      },
      {
        "model": "sma 210",
        "scope": "eq",
        "trust": 1.0,
        "vendor": "sonicwall",
        "version": "9.0.0.11-31sv"
      },
      {
        "model": "sma 400",
        "scope": "eq",
        "trust": 1.0,
        "vendor": "sonicwall",
        "version": "9.0.0.11-31sv"
      },
      {
        "model": "sma 500v",
        "scope": "eq",
        "trust": 1.0,
        "vendor": "sonicwall",
        "version": "9.0.0.11-31sv"
      },
      {
        "model": "sma 410",
        "scope": "eq",
        "trust": 1.0,
        "vendor": "sonicwall",
        "version": "10.2.1.1-19sv"
      },
      {
        "model": "sma 500v",
        "scope": "eq",
        "trust": 1.0,
        "vendor": "sonicwall",
        "version": "10.2.0.8-37sv"
      },
      {
        "model": "sma 200",
        "scope": "eq",
        "trust": 1.0,
        "vendor": "sonicwall",
        "version": "10.2.0.8-37sv"
      },
      {
        "model": "sma 410",
        "scope": "eq",
        "trust": 1.0,
        "vendor": "sonicwall",
        "version": "9.0.0.11-31sv"
      },
      {
        "model": "sma 400",
        "scope": "eq",
        "trust": 1.0,
        "vendor": "sonicwall",
        "version": "10.2.0.8-37sv"
      },
      {
        "model": "sma 210",
        "scope": "eq",
        "trust": 1.0,
        "vendor": "sonicwall",
        "version": "10.2.0.8-37sv"
      },
      {
        "model": "sma 200",
        "scope": "eq",
        "trust": 1.0,
        "vendor": "sonicwall",
        "version": "9.0.0.11-31sv"
      },
      {
        "model": "sma 500v",
        "scope": "eq",
        "trust": 1.0,
        "vendor": "sonicwall",
        "version": "10.2.1.1-19sv"
      },
      {
        "model": "sma 200",
        "scope": "eq",
        "trust": 1.0,
        "vendor": "sonicwall",
        "version": "10.2.1.1-19sv"
      },
      {
        "model": "sma 410",
        "scope": "eq",
        "trust": 1.0,
        "vendor": "sonicwall",
        "version": "10.2.0.8-37sv"
      },
      {
        "model": "sma 400",
        "scope": "eq",
        "trust": 1.0,
        "vendor": "sonicwall",
        "version": "10.2.1.1-19sv"
      },
      {
        "model": "sma200",
        "scope": null,
        "trust": 0.8,
        "vendor": "sonicwall",
        "version": null
      },
      {
        "model": "sma410",
        "scope": null,
        "trust": 0.8,
        "vendor": "sonicwall",
        "version": null
      },
      {
        "model": "sma400",
        "scope": null,
        "trust": 0.8,
        "vendor": "sonicwall",
        "version": null
      },
      {
        "model": "sma500v",
        "scope": null,
        "trust": 0.8,
        "vendor": "sonicwall",
        "version": null
      },
      {
        "model": "sma210",
        "scope": null,
        "trust": 0.8,
        "vendor": "sonicwall",
        "version": null
      }
    ],
    "sources": [
      {
        "db": "JVNDB",
        "id": "JVNDB-2021-016108"
      },
      {
        "db": "NVD",
        "id": "CVE-2021-20039"
      }
    ]
  },
  "cve": "CVE-2021-20039",
  "cvss": {
    "@context": {
      "cvssV2": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/cvss/cvssV2#"
        },
        "@id": "https://www.variotdbs.pl/ref/cvss/cvssV2"
      },
      "cvssV3": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/cvss/cvssV3#"
        },
        "@id": "https://www.variotdbs.pl/ref/cvss/cvssV3/"
      },
      "severity": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/cvss/severity#"
        },
        "@id": "https://www.variotdbs.pl/ref/cvss/severity"
      },
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        },
        "@id": "https://www.variotdbs.pl/ref/sources"
      }
    },
    "data": [
      {
        "cvssV2": [
          {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "SINGLE",
            "author": "nvd@nist.gov",
            "availabilityImpact": "COMPLETE",
            "baseScore": 9.0,
            "confidentialityImpact": "COMPLETE",
            "exploitabilityScore": 8.0,
            "id": "CVE-2021-20039",
            "impactScore": 10.0,
            "integrityImpact": "COMPLETE",
            "severity": "HIGH",
            "trust": 1.8,
            "vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:C",
            "version": "2.0"
          }
        ],
        "cvssV3": [
          {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "author": "nvd@nist.gov",
            "availabilityImpact": "HIGH",
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "exploitabilityScore": 2.8,
            "id": "CVE-2021-20039",
            "impactScore": 5.9,
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "trust": 2.0,
            "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"
          },
          {
            "attackComplexity": "Low",
            "attackVector": "Network",
            "author": "NVD",
            "availabilityImpact": "High",
            "baseScore": 8.8,
            "baseSeverity": "High",
            "confidentialityImpact": "High",
            "exploitabilityScore": null,
            "id": "CVE-2021-20039",
            "impactScore": null,
            "integrityImpact": "High",
            "privilegesRequired": "Low",
            "scope": "Unchanged",
            "trust": 0.8,
            "userInteraction": "None",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.0"
          }
        ],
        "severity": [
          {
            "author": "nvd@nist.gov",
            "id": "CVE-2021-20039",
            "trust": 1.0,
            "value": "HIGH"
          },
          {
            "author": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
            "id": "CVE-2021-20039",
            "trust": 1.0,
            "value": "HIGH"
          },
          {
            "author": "NVD",
            "id": "CVE-2021-20039",
            "trust": 0.8,
            "value": "High"
          },
          {
            "author": "CNNVD",
            "id": "CNNVD-202112-556",
            "trust": 0.6,
            "value": "HIGH"
          }
        ]
      }
    ],
    "sources": [
      {
        "db": "CNNVD",
        "id": "CNNVD-202112-556"
      },
      {
        "db": "JVNDB",
        "id": "JVNDB-2021-016108"
      },
      {
        "db": "NVD",
        "id": "CVE-2021-20039"
      },
      {
        "db": "NVD",
        "id": "CVE-2021-20039"
      }
    ]
  },
  "description": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/description#",
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": "Improper neutralization of special elements in the SMA100 management interface \u0027/cgi-bin/viewcert\u0027 POST http method allows a remote authenticated attacker to inject arbitrary commands as a \u0027nobody\u0027 user. This vulnerability affected SMA 200, 210, 400, 410 and 500v appliances. plural SonicWALL The appliance has OS A command injection vulnerability exists.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state",
    "sources": [
      {
        "db": "NVD",
        "id": "CVE-2021-20039"
      },
      {
        "db": "JVNDB",
        "id": "JVNDB-2021-016108"
      }
    ],
    "trust": 1.62
  },
  "external_ids": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/external_ids#",
      "data": {
        "@container": "@list"
      },
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": [
      {
        "db": "NVD",
        "id": "CVE-2021-20039",
        "trust": 3.2
      },
      {
        "db": "PACKETSTORM",
        "id": "165563",
        "trust": 2.4
      },
      {
        "db": "JVNDB",
        "id": "JVNDB-2021-016108",
        "trust": 0.8
      },
      {
        "db": "CS-HELP",
        "id": "SB2021120713",
        "trust": 0.6
      },
      {
        "db": "CNNVD",
        "id": "CNNVD-202112-556",
        "trust": 0.6
      }
    ],
    "sources": [
      {
        "db": "CNNVD",
        "id": "CNNVD-202112-556"
      },
      {
        "db": "JVNDB",
        "id": "JVNDB-2021-016108"
      },
      {
        "db": "NVD",
        "id": "CVE-2021-20039"
      }
    ]
  },
  "id": "VAR-202112-0389",
  "iot": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/iot#",
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": true,
    "sources": [
      {
        "db": "VARIoT devices database",
        "id": null
      }
    ],
    "trust": 0.9375
  },
  "last_update_date": "2025-09-07T23:08:27.939000Z",
  "patch": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/patch#",
      "data": {
        "@container": "@list"
      },
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": [
      {
        "title": "SNWLID-2021-0026",
        "trust": 0.8,
        "url": "https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0026"
      },
      {
        "title": "Sonicwall SMA100 Repair measures for operating system command injection vulnerability in operating system",
        "trust": 0.6,
        "url": "http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=173997"
      }
    ],
    "sources": [
      {
        "db": "CNNVD",
        "id": "CNNVD-202112-556"
      },
      {
        "db": "JVNDB",
        "id": "JVNDB-2021-016108"
      }
    ]
  },
  "problemtype_data": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/problemtype_data#",
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": [
      {
        "problemtype": "CWE-78",
        "trust": 1.0
      },
      {
        "problemtype": "OS Command injection (CWE-78) [NVD evaluation ]",
        "trust": 0.8
      }
    ],
    "sources": [
      {
        "db": "JVNDB",
        "id": "JVNDB-2021-016108"
      },
      {
        "db": "NVD",
        "id": "CVE-2021-20039"
      }
    ]
  },
  "references": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/references#",
      "data": {
        "@container": "@list"
      },
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": [
      {
        "trust": 3.0,
        "url": "http://packetstormsecurity.com/files/165563/sonicwall-sma-100-series-authenticated-command-injection.html"
      },
      {
        "trust": 1.6,
        "url": "https://psirt.global.sonicwall.com/vuln-detail/snwlid-2021-0026"
      },
      {
        "trust": 1.4,
        "url": "https://nvd.nist.gov/vuln/detail/cve-2021-20039"
      },
      {
        "trust": 1.0,
        "url": "https://attackerkb.com/topics/9szjhq46lw/cve-2021-20039/rapid7-analysis"
      },
      {
        "trust": 0.6,
        "url": "https://www.cybersecurity-help.cz/vdb/sb2021120713"
      }
    ],
    "sources": [
      {
        "db": "CNNVD",
        "id": "CNNVD-202112-556"
      },
      {
        "db": "JVNDB",
        "id": "JVNDB-2021-016108"
      },
      {
        "db": "NVD",
        "id": "CVE-2021-20039"
      }
    ]
  },
  "sources": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/sources#",
      "data": {
        "@container": "@list"
      }
    },
    "data": [
      {
        "db": "CNNVD",
        "id": "CNNVD-202112-556"
      },
      {
        "db": "JVNDB",
        "id": "JVNDB-2021-016108"
      },
      {
        "db": "NVD",
        "id": "CVE-2021-20039"
      }
    ]
  },
  "sources_release_date": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/sources_release_date#",
      "data": {
        "@container": "@list"
      }
    },
    "data": [
      {
        "date": "2021-12-07T00:00:00",
        "db": "CNNVD",
        "id": "CNNVD-202112-556"
      },
      {
        "date": "2022-12-06T00:00:00",
        "db": "JVNDB",
        "id": "JVNDB-2021-016108"
      },
      {
        "date": "2021-12-08T10:15:07.903000",
        "db": "NVD",
        "id": "CVE-2021-20039"
      }
    ]
  },
  "sources_update_date": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/sources_update_date#",
      "data": {
        "@container": "@list"
      }
    },
    "data": [
      {
        "date": "2022-01-14T00:00:00",
        "db": "CNNVD",
        "id": "CNNVD-202112-556"
      },
      {
        "date": "2022-12-06T08:54:00",
        "db": "JVNDB",
        "id": "JVNDB-2021-016108"
      },
      {
        "date": "2025-09-05T18:15:35.313000",
        "db": "NVD",
        "id": "CVE-2021-20039"
      }
    ]
  },
  "threat_type": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/threat_type#",
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": "remote",
    "sources": [
      {
        "db": "CNNVD",
        "id": "CNNVD-202112-556"
      }
    ],
    "trust": 0.6
  },
  "title": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/title#",
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": "plural \u00a0SonicWALL\u00a0 in the appliance \u00a0OS\u00a0 Command injection vulnerability",
    "sources": [
      {
        "db": "JVNDB",
        "id": "JVNDB-2021-016108"
      }
    ],
    "trust": 0.8
  },
  "type": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/type#",
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": "operating system commend injection",
    "sources": [
      {
        "db": "CNNVD",
        "id": "CNNVD-202112-556"
      }
    ],
    "trust": 0.6
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading…

Loading…

Loading…

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.

Loading…

Loading…

Loading…

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.


Loading…