github - ghsa-26gq-p245-cq98

ghsa-26gq-p245-cq98

Vulnerability from github

Published

2021-12-14 00:00

Modified

2023-08-08 15:31

Severity ?

6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

An issue has been discovered in GitLab CE/EE affecting all versions starting from 12.10 before 14.3.6, all versions starting from 14.4 before 14.4.4, all versions starting from 14.5 before 14.5.2. A regular expression used for handling user input (notes, comments, etc) was susceptible to catastrophic backtracking that could cause a DOS attack.

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{
  "affected": [],
  "aliases": [
    "CVE-2021-39933"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2021-12-13T16:15:00Z",
    "severity": "MODERATE"
  },
  "details": "An issue has been discovered in GitLab CE/EE affecting all versions starting from 12.10 before 14.3.6, all versions starting from 14.4 before 14.4.4, all versions starting from 14.5 before 14.5.2. A regular expression used for handling user input (notes, comments, etc) was susceptible to catastrophic backtracking that could cause a DOS attack.",
  "id": "GHSA-26gq-p245-cq98",
  "modified": "2023-08-08T15:31:24Z",
  "published": "2021-12-14T00:00:45Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-39933"
    },
    {
      "type": "WEB",
      "url": "https://hackerone.com/reports/1320077"
    },
    {
      "type": "WEB",
      "url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39933.json"
    },
    {
      "type": "WEB",
      "url": "https://gitlab.com/gitlab-org/gitlab/-/issues/340449"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}

cve-2021-39933

Vulnerability from cvelistv5

Published

2021-12-13 15:47

Modified

2024-08-04 02:20

Severity ?

4.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Summary

An issue has been discovered in GitLab CE/EE affecting all versions starting from 12.10 before 14.3.6, all versions starting from 14.4 before 14.4.4, all versions starting from 14.5 before 14.5.2. A regular expression used for handling user input (notes, comments, etc) was susceptible to catastrophic backtracking that could cause a DOS attack.

References

▼	URL	Tags
	https://gitlab.com/gitlab-org/gitlab/-/issues/340449	x_refsource_MISC
	https://hackerone.com/reports/1320077	x_refsource_MISC
	https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39933.json	x_refsource_CONFIRM

Impacted products

▼	Vendor	Product
	GitLab	GitLab

Show details on NVD website

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        "providerMetadata": {
          "dateUpdated": "2024-08-04T02:20:34.065Z",
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            ],
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          },
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              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39933.json"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
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          "versions": [
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            },
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        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Thanks @hashkitten, for reporting this vulnerability through our HackerOne bug bounty program"
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        }
      ],
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          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
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            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
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            "scope": "UNCHANGED",
            "userInteraction": "NONE",
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        "orgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
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      "references": [
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          "url": "https://gitlab.com/gitlab-org/gitlab/-/issues/340449"
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          "tags": [
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          "url": "https://hackerone.com/reports/1320077"
        },
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          ],
          "url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39933.json"
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      "x_legacyV4Record": {
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          "ID": "CVE-2021-39933",
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            "vendor_data": [
              {
                "product": {
                  "product_data": [
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                      "version": {
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                          {
                            "version_value": "\u003e=12.10, \u003c14.3.6"
                          },
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                            "version_value": "\u003e=14.4, \u003c14.4.4"
                          },
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                            "version_value": "\u003e=14.5, \u003c14.5.2"
                          }
                        ]
                      }
                    }
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                },
                "vendor_name": "GitLab"
              }
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          }
        },
        "credit": [
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            "lang": "eng",
            "value": "Thanks @hashkitten, for reporting this vulnerability through our HackerOne bug bounty program"
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        "data_version": "4.0",
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            }
          ]
        },
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            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 4.2,
            "baseSeverity": "MEDIUM",
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            "privilegesRequired": "LOW",
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            "vectorString": "AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
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            },
            {
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              "refsource": "MISC",
              "url": "https://hackerone.com/reports/1320077"
            },
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    }
  },
  "cveMetadata": {
    "assignerOrgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
    "assignerShortName": "GitLab",
    "cveId": "CVE-2021-39933",
    "datePublished": "2021-12-13T15:47:53",
    "dateReserved": "2021-08-23T00:00:00",
    "dateUpdated": "2024-08-04T02:20:34.065Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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