Vulnerability-Lookup

GHSA-CV78-JP3V-7557

Vulnerability from github – Published: 2022-06-22 00:00 – Updated: 2022-06-29 00:00

Details

OBDA systems’ Mastro 1.0 is vulnerable to XML Entity Expansion (aka “billion laughs”) attack allowing denial of service.

Severity

7.5 (High)


                  
                    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

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{
  "affected": [],
  "aliases": [
    "CVE-2021-40511"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-776"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2022-06-21T17:15:00Z",
    "severity": "HIGH"
  },
  "details": "OBDA systems\u2019 Mastro 1.0 is vulnerable to XML Entity Expansion (aka \u201cbillion laughs\u201d) attack allowing denial of service.",
  "id": "GHSA-cv78-jp3v-7557",
  "modified": "2022-06-29T00:00:26Z",
  "published": "2022-06-22T00:00:53Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-40511"
    },
    {
      "type": "WEB",
      "url": "https://www.cyberiskvision.com/advisory"
    },
    {
      "type": "WEB",
      "url": "https://www.obdasystems.com/mastro"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2021-40511 (GCVE-0-2021-40511)

Vulnerability from cvelistv5 – Published: 2022-06-21 16:09 – Updated: 2024-08-04 02:44

Summary

OBDA systems’ Mastro 1.0 is vulnerable to XML Entity Expansion (aka “billion laughs”) attack allowing denial of service.

Severity

No CVSS data available.

CWE

Assigner

mitre

References

2 references

URL	Tags
https://www.obdasystems.com/mastro	x_refsource_MISC
https://www.cyberiskvision.com/advisory/	x_refsource_MISC

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T02:44:10.847Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.obdasystems.com/mastro"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.cyberiskvision.com/advisory/"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "OBDA systems\u2019 Mastro 1.0 is vulnerable to XML Entity Expansion (aka \u201cbillion laughs\u201d) attack allowing denial of service."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-06-21T16:09:35.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.obdasystems.com/mastro"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.cyberiskvision.com/advisory/"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2021-40511",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
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        "data_version": "4.0",
        "description": {
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            }
          ]
        },
        "problemtype": {
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            {
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                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://www.obdasystems.com/mastro",
              "refsource": "MISC",
              "url": "https://www.obdasystems.com/mastro"
            },
            {
              "name": "https://www.cyberiskvision.com/advisory/",
              "refsource": "MISC",
              "url": "https://www.cyberiskvision.com/advisory/"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2021-40511",
    "datePublished": "2022-06-21T16:09:35.000Z",
    "dateReserved": "2021-09-04T00:00:00.000Z",
    "dateUpdated": "2024-08-04T02:44:10.847Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-CV78-JP3V-7557

CVE-2021-40511 (GCVE-0-2021-40511)

Tags

Sightings

Nomenclature