Vulnerability-Lookup

GHSA-8XCP-QVV3-HCCF

Vulnerability from github – Published: 2022-05-24 17:41 – Updated: 2022-07-13 00:01

Details

SAP HANA Database, versions - 1.0, 2.0, accepts SAML tokens with MD5 digest, an attacker who manages to obtain an MD5-digest signed SAML Assertion issued for an SAP HANA instance might be able to tamper with it and alter it in a way that the digest continues to be the same and without invalidating the digital signature, this allows them to impersonate as user in HANA database and be able to read the contents in the database.

Severity

6.5 (Medium)


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

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{
  "affected": [],
  "aliases": [
    "CVE-2021-21474"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-347"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2021-02-09T21:15:00Z",
    "severity": "MODERATE"
  },
  "details": "SAP HANA Database, versions - 1.0, 2.0, accepts SAML tokens with MD5 digest, an attacker who manages to obtain an MD5-digest signed SAML Assertion issued for an SAP HANA instance might be able to tamper with it and alter it in a way that the digest continues to be the same and without invalidating the digital signature, this allows them to impersonate as user in HANA database and be able to read the contents in the database.",
  "id": "GHSA-8xcp-qvv3-hccf",
  "modified": "2022-07-13T00:01:07Z",
  "published": "2022-05-24T17:41:36Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-21474"
    },
    {
      "type": "WEB",
      "url": "https://launchpad.support.sap.com/#/notes/2992154"
    },
    {
      "type": "WEB",
      "url": "https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=568460543"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2021-21474 (GCVE-0-2021-21474)

Vulnerability from cvelistv5 – Published: 2021-02-09 20:44 – Updated: 2024-08-03 18:16

Summary

Severity

No CVSS data available.

CWE

Improper Authentication

Assigner

sap CNA under the mitre root

CNA scorecard C 65/100 over 117 records in the last 180 days details

References

2 references

URL	Tags
https://wiki.scn.sap.com/wiki/pages/viewpage.acti…	x_refsource_MISC
https://launchpad.support.sap.com/#/notes/2992154	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
SAP SE	SAP HANA Database	Affected: < 1.0 Affected: < 2.0

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T18:16:22.595Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=568460543"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://launchpad.support.sap.com/#/notes/2992154"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "SAP HANA Database",
          "vendor": "SAP SE",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c 1.0"
            },
            {
              "status": "affected",
              "version": "\u003c 2.0"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "SAP HANA Database, versions - 1.0, 2.0, accepts SAML tokens with MD5 digest, an attacker who manages to obtain an MD5-digest signed SAML Assertion issued for an SAP HANA instance might be able to tamper with it and alter it in a way that the digest continues to be the same and without invalidating the digital signature, this allows them to impersonate as user in HANA database and be able to read the contents in the database."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Improper Authentication",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-02-09T20:44:04.000Z",
        "orgId": "e4686d1a-f260-4930-ac4c-2f5c992778dd",
        "shortName": "sap"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=568460543"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://launchpad.support.sap.com/#/notes/2992154"
        }
      ],
      "x_ConverterErrors": {
        "cvssV3_0": {
          "error": "CVSSV3_0 data from v4 record is invalid",
          "message": "Malformed CVSS3 vector, trailing \"/\""
        }
      },
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cna@sap.com",
          "ID": "CVE-2021-21474",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "SAP HANA Database",
                      "version": {
                        "version_data": [
                          {
                            "version_name": "\u003c",
                            "version_value": "1.0"
                          },
                          {
                            "version_name": "\u003c",
                            "version_value": "2.0"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "SAP SE"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "SAP HANA Database, versions - 1.0, 2.0, accepts SAML tokens with MD5 digest, an attacker who manages to obtain an MD5-digest signed SAML Assertion issued for an SAP HANA instance might be able to tamper with it and alter it in a way that the digest continues to be the same and without invalidating the digital signature, this allows them to impersonate as user in HANA database and be able to read the contents in the database."
            }
          ]
        },
        "impact": {
          "cvss": {
            "baseScore": "4.1",
            "vectorString": "CVSS:3.0/AV: N/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:L",
            "version": "3.0"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Improper Authentication"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=568460543",
              "refsource": "MISC",
              "url": "https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=568460543"
            },
            {
              "name": "https://launchpad.support.sap.com/#/notes/2992154",
              "refsource": "MISC",
              "url": "https://launchpad.support.sap.com/#/notes/2992154"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "e4686d1a-f260-4930-ac4c-2f5c992778dd",
    "assignerShortName": "sap",
    "cveId": "CVE-2021-21474",
    "datePublished": "2021-02-09T20:44:04.000Z",
    "dateReserved": "2020-12-30T00:00:00.000Z",
    "dateUpdated": "2024-08-03T18:16:22.595Z",
    "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.

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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.
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