Vulnerability-Lookup

GHSA-W2P3-47C3-R8H2

Vulnerability from github – Published: 2022-05-24 17:34 – Updated: 2022-05-24 17:34

Details

web/controllers/ApiController.groovy in BigBlueButton before 2.2.29 lacks certain parameter sanitization, as demonstrated by accepting control characters in a user name.

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{
  "affected": [],
  "aliases": [
    "CVE-2020-28954"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-116"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2020-11-19T22:15:00Z",
    "severity": "MODERATE"
  },
  "details": "web/controllers/ApiController.groovy in BigBlueButton before 2.2.29 lacks certain parameter sanitization, as demonstrated by accepting control characters in a user name.",
  "id": "GHSA-w2p3-47c3-r8h2",
  "modified": "2022-05-24T17:34:40Z",
  "published": "2022-05-24T17:34:40Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-28954"
    },
    {
      "type": "WEB",
      "url": "https://github.com/bigbluebutton/bigbluebutton/issues/10818"
    },
    {
      "type": "WEB",
      "url": "https://github.com/bigbluebutton/bigbluebutton/commit/5c911ddeec4493f40f42e2f137800ed4692004a4"
    },
    {
      "type": "WEB",
      "url": "https://github.com/bigbluebutton/bigbluebutton/commit/e59bcd0c33a6a3203c011faa8823ba2cac1e4f37"
    },
    {
      "type": "WEB",
      "url": "https://github.com/bigbluebutton/bigbluebutton/compare/v2.2.28...v2.2.29"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2020-28954 (GCVE-0-2020-28954)

Vulnerability from cvelistv5 – Published: 2020-11-19 21:14 – Updated: 2024-08-04 16:48

Summary

web/controllers/ApiController.groovy in BigBlueButton before 2.2.29 lacks certain parameter sanitization, as demonstrated by accepting control characters in a user name.

Severity

No CVSS data available.

CWE

Assigner

mitre CNA under the mitre root

CNA scorecard E 28/100 over 2339 records in the last 180 days details

References

4 references

URL	Tags
https://github.com/bigbluebutton/bigbluebutton/co…	x_refsource_MISC
https://github.com/bigbluebutton/bigbluebutton/co…	x_refsource_MISC
https://github.com/bigbluebutton/bigbluebutton/is…	x_refsource_MISC
https://github.com/bigbluebutton/bigbluebutton/co…	x_refsource_MISC

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JSON

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  "containers": {
    "adp": [
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        "providerMetadata": {
          "dateUpdated": "2024-08-04T16:48:01.578Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
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              "x_transferred"
            ],
            "url": "https://github.com/bigbluebutton/bigbluebutton/compare/v2.2.28...v2.2.29"
          },
          {
            "tags": [
              "x_refsource_MISC",
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            ],
            "url": "https://github.com/bigbluebutton/bigbluebutton/commit/e59bcd0c33a6a3203c011faa8823ba2cac1e4f37"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/bigbluebutton/bigbluebutton/issues/10818"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/bigbluebutton/bigbluebutton/commit/5c911ddeec4493f40f42e2f137800ed4692004a4"
          }
        ],
        "title": "CVE Program Container"
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          "product": "n/a",
          "vendor": "n/a",
          "versions": [
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          "lang": "en",
          "value": "web/controllers/ApiController.groovy in BigBlueButton before 2.2.29 lacks certain parameter sanitization, as demonstrated by accepting control characters in a user name."
        }
      ],
      "problemTypes": [
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      ],
      "providerMetadata": {
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      },
      "references": [
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          "url": "https://github.com/bigbluebutton/bigbluebutton/compare/v2.2.28...v2.2.29"
        },
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          "tags": [
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        },
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          ],
          "url": "https://github.com/bigbluebutton/bigbluebutton/commit/5c911ddeec4493f40f42e2f137800ed4692004a4"
        }
      ],
      "x_legacyV4Record": {
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          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2020-28954",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
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                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
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                "vendor_name": "n/a"
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        "data_format": "MITRE",
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        },
        "references": {
          "reference_data": [
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              "name": "https://github.com/bigbluebutton/bigbluebutton/compare/v2.2.28...v2.2.29",
              "refsource": "MISC",
              "url": "https://github.com/bigbluebutton/bigbluebutton/compare/v2.2.28...v2.2.29"
            },
            {
              "name": "https://github.com/bigbluebutton/bigbluebutton/commit/e59bcd0c33a6a3203c011faa8823ba2cac1e4f37",
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            },
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            },
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  "cveMetadata": {
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}

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

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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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.

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