pysec - pysec-2018-66

pysec-2018-66

Vulnerability from pysec

Published

2018-08-20 19:31

Modified

2021-08-25 04:30

Details

The Pallets Project flask version Before 0.12.3 contains a CWE-20: Improper Input Validation vulnerability in flask that can result in Large amount of memory usage possibly leading to denial of service. This attack appear to be exploitable via Attacker provides JSON data in incorrect encoding. This vulnerability appears to have been fixed in 0.12.3. NOTE: this may overlap CVE-2019-1010083.

Impacted products

Name	purl
flask	pkg:pypi/flask

Aliases

JSON

To clipboard

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "flask",
        "purl": "pkg:pypi/flask"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.12.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.1",
        "0.10",
        "0.10.1",
        "0.11",
        "0.11.1",
        "0.12",
        "0.12.1",
        "0.12.2",
        "0.2",
        "0.3",
        "0.3.1",
        "0.4",
        "0.5",
        "0.5.1",
        "0.5.2",
        "0.6",
        "0.6.1",
        "0.7",
        "0.7.1",
        "0.7.2",
        "0.8",
        "0.8.1",
        "0.9"
      ]
    }
  ],
  "aliases": [
    "CVE-2018-1000656",
    "GHSA-562c-5r94-xh97"
  ],
  "details": "The Pallets Project flask version Before 0.12.3 contains a CWE-20: Improper Input Validation vulnerability in flask that can result in Large amount of memory usage possibly leading to denial of service. This attack appear to be exploitable via Attacker provides JSON data in incorrect encoding. This vulnerability appears to have been fixed in 0.12.3. NOTE: this may overlap CVE-2019-1010083.",
  "id": "PYSEC-2018-66",
  "modified": "2021-08-25T04:30:09.712538Z",
  "published": "2018-08-20T19:31:00Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/pallets/flask/releases/tag/0.12.3"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pallets/flask/pull/2691"
    },
    {
      "type": "ADVISORY",
      "url": "https://security.netapp.com/advisory/ntap-20190221-0001/"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2019/08/msg00025.html"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/4378-1/"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/advisories/GHSA-562c-5r94-xh97"
    }
  ]
}

ghsa-562c-5r94-xh97

Vulnerability from github

Published

2018-08-23 19:10

Modified

2024-09-20 20:16

Severity ?

7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
8.7 (High) - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Summary

Flask is vulnerable to Denial of Service via incorrect encoding of JSON data

Details

Show details on source website

JSON

To clipboard

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "Flask"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.12.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2018-1000656"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-20"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2020-06-16T21:00:05Z",
    "nvd_published_at": null,
    "severity": "HIGH"
  },
  "details": "The Pallets Project flask version Before 0.12.3 contains a CWE-20: Improper Input Validation vulnerability in flask that can result in Large amount of memory usage possibly leading to denial of service. This attack appear to be exploitable via Attacker provides JSON data in incorrect encoding. This vulnerability appears to have been fixed in 0.12.3.",
  "id": "GHSA-562c-5r94-xh97",
  "modified": "2024-09-20T20:16:29Z",
  "published": "2018-08-23T19:10:40Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-1000656"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pallets/flask/pull/2691"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pallets/flask/commit/b178e89e4456e777b1a7ac6d7199052d0dfdbbbe"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/advisories/GHSA-562c-5r94-xh97"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/pallets/flask"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pallets/flask/releases/tag/0.12.3"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pypa/advisory-database/tree/main/vulns/flask/PYSEC-2018-66.yaml"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2019/08/msg00025.html"
    },
    {
      "type": "WEB",
      "url": "https://security.netapp.com/advisory/ntap-20190221-0001"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/4378-1"
    }
  ],
  "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"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Flask is vulnerable to Denial of Service via incorrect encoding of JSON data"
}

CVE-2018-1000656 (GCVE-0-2018-1000656)

Vulnerability from cvelistv5

Published

2018-08-20 19:00

Modified

2024-08-05 12:40

Severity ?

CWE

Summary

References

►

URL

Tags

	https://security.netapp.com/advisory/ntap-20190221-0001/	x_refsource_CONFIRM
	https://github.com/pallets/flask/pull/2691	x_refsource_CONFIRM
	https://github.com/pallets/flask/releases/tag/0.12.3	x_refsource_CONFIRM
	https://lists.debian.org/debian-lts-announce/2019/08/msg00025.html	mailing-list, x_refsource_MLIST
	https://usn.ubuntu.com/4378-1/	vendor-advisory, x_refsource_UBUNTU

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T12:40:47.801Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://security.netapp.com/advisory/ntap-20190221-0001/"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://github.com/pallets/flask/pull/2691"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://github.com/pallets/flask/releases/tag/0.12.3"
          },
          {
            "name": "[debian-lts-announce] 20190820 [SECURITY] [DLA 1892-1] flask security update",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2019/08/msg00025.html"
          },
          {
            "name": "USN-4378-1",
            "tags": [
              "vendor-advisory",
              "x_refsource_UBUNTU",
              "x_transferred"
            ],
            "url": "https://usn.ubuntu.com/4378-1/"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "dateAssigned": "2018-08-19T00:00:00",
      "datePublic": "2018-04-10T00:00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "The Pallets Project flask version Before 0.12.3 contains a CWE-20: Improper Input Validation vulnerability in flask that can result in Large amount of memory usage possibly leading to denial of service. This attack appear to be exploitable via Attacker provides JSON data in incorrect encoding. This vulnerability appears to have been fixed in 0.12.3. NOTE: this may overlap CVE-2019-1010083."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2020-06-09T21:06:29",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://security.netapp.com/advisory/ntap-20190221-0001/"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/pallets/flask/pull/2691"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/pallets/flask/releases/tag/0.12.3"
        },
        {
          "name": "[debian-lts-announce] 20190820 [SECURITY] [DLA 1892-1] flask security update",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2019/08/msg00025.html"
        },
        {
          "name": "USN-4378-1",
          "tags": [
            "vendor-advisory",
            "x_refsource_UBUNTU"
          ],
          "url": "https://usn.ubuntu.com/4378-1/"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "DATE_ASSIGNED": "2018-08-19T17:09:33.130462",
          "DATE_REQUESTED": "2018-08-15T16:18:15",
          "ID": "CVE-2018-1000656",
          "REQUESTER": "secure@veritas.com",
          "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",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "The Pallets Project flask version Before 0.12.3 contains a CWE-20: Improper Input Validation vulnerability in flask that can result in Large amount of memory usage possibly leading to denial of service. This attack appear to be exploitable via Attacker provides JSON data in incorrect encoding. This vulnerability appears to have been fixed in 0.12.3. NOTE: this may overlap CVE-2019-1010083."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://security.netapp.com/advisory/ntap-20190221-0001/",
              "refsource": "CONFIRM",
              "url": "https://security.netapp.com/advisory/ntap-20190221-0001/"
            },
            {
              "name": "https://github.com/pallets/flask/pull/2691",
              "refsource": "CONFIRM",
              "url": "https://github.com/pallets/flask/pull/2691"
            },
            {
              "name": "https://github.com/pallets/flask/releases/tag/0.12.3",
              "refsource": "CONFIRM",
              "url": "https://github.com/pallets/flask/releases/tag/0.12.3"
            },
            {
              "name": "[debian-lts-announce] 20190820 [SECURITY] [DLA 1892-1] flask security update",
              "refsource": "MLIST",
              "url": "https://lists.debian.org/debian-lts-announce/2019/08/msg00025.html"
            },
            {
              "name": "USN-4378-1",
              "refsource": "UBUNTU",
              "url": "https://usn.ubuntu.com/4378-1/"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2018-1000656",
    "datePublished": "2018-08-20T19:00:00",
    "dateReserved": "2018-08-15T00:00:00",
    "dateUpdated": "2024-08-05T12:40:47.801Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

Action not permitted

pysec-2018-66

Vulnerability from pysec

ghsa-562c-5r94-xh97

Vulnerability from github

CVE-2018-1000656 (GCVE-0-2018-1000656)

Vulnerability from cvelistv5

Tags

Sightings

Nomenclature