gsd-2021-44758
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
Heimdal before 7.7.1 allows attackers to cause a NULL pointer dereference in a SPNEGO acceptor via a preferred_mech_type of GSS_C_NO_OID and a nonzero initial_response value to send_accept.
Aliases
Aliases
CVE-2021-44758


To clipboard 

{
  "GSD": {
    "alias": "CVE-2021-44758",
    "id": "GSD-2021-44758",
    "references": [
      "https://www.debian.org/security/2022/dsa-5287",
      "https://advisories.mageia.org/CVE-2021-44758.html",
      "https://www.suse.com/security/cve/CVE-2021-44758.html",
      "https://ubuntu.com/security/CVE-2021-44758"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-44758"
      ],
      "details": "Heimdal before 7.7.1 allows attackers to cause a NULL pointer dereference in a SPNEGO acceptor via a preferred_mech_type of GSS_C_NO_OID and a nonzero initial_response value to send_accept.",
      "id": "GSD-2021-44758",
      "modified": "2023-12-13T01:23:20.161079Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2021-44758",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "n/a",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "n/a"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "n/a"
            }
          ]
        }
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          }
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      },
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                "value": "n/a"
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      },
      "references": {
        "reference_data": [
          {
            "name": "https://github.com/heimdal/heimdal/security/advisories/GHSA-69h9-669w-88xv",
            "refsource": "MISC",
            "url": "https://github.com/heimdal/heimdal/security/advisories/GHSA-69h9-669w-88xv"
          },
          {
            "name": "https://github.com/heimdal/heimdal/commit/f9ec7002cdd526ae84fbacbf153162e118f22580",
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            "url": "https://github.com/heimdal/heimdal/commit/f9ec7002cdd526ae84fbacbf153162e118f22580"
          },
          {
            "name": "https://security.gentoo.org/glsa/202310-06",
            "refsource": "MISC",
            "url": "https://security.gentoo.org/glsa/202310-06"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:heimdal_project:heimdal:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "7.7.1",
                "vulnerable": true
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            "operator": "OR"
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        ]
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          "ID": "CVE-2021-44758"
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        "description": {
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            }
          ]
        },
        "problemtype": {
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                  "value": "CWE-476"
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        "references": {
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              "name": "https://github.com/heimdal/heimdal/security/advisories/GHSA-69h9-669w-88xv",
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              "tags": [
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              ],
              "url": "https://github.com/heimdal/heimdal/security/advisories/GHSA-69h9-669w-88xv"
            },
            {
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            },
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              "refsource": "MISC",
              "tags": [],
              "url": "https://security.gentoo.org/glsa/202310-06"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2023-10-08T09:15Z",
      "publishedDate": "2022-12-26T05:15Z"
    }
  }
}


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