gsd-2021-3565
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
A flaw was found in tpm2-tools in versions before 5.1.1 and before 4.3.2. tpm2_import used a fixed AES key for the inner wrapper, potentially allowing a MITM attacker to unwrap the inner portion and reveal the key being imported. The highest threat from this vulnerability is to data confidentiality.
Aliases
Aliases
CVE-2021-3565


To clipboard 

{
  "GSD": {
    "alias": "CVE-2021-3565",
    "description": "A flaw was found in tpm2-tools in versions before 5.1.1 and before 4.3.2. tpm2_import used a fixed AES key for the inner wrapper, potentially allowing a MITM attacker to unwrap the inner portion and reveal the key being imported. The highest threat from this vulnerability is to data confidentiality.",
    "id": "GSD-2021-3565",
    "references": [
      "https://www.suse.com/security/cve/CVE-2021-3565.html",
      "https://access.redhat.com/errata/RHSA-2021:4413",
      "https://advisories.mageia.org/CVE-2021-3565.html",
      "https://security.archlinux.org/CVE-2021-3565",
      "https://linux.oracle.com/cve/CVE-2021-3565.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-3565"
      ],
      "details": "A flaw was found in tpm2-tools in versions before 5.1.1 and before 4.3.2. tpm2_import used a fixed AES key for the inner wrapper, potentially allowing a MITM attacker to unwrap the inner portion and reveal the key being imported. The highest threat from this vulnerability is to data confidentiality.",
      "id": "GSD-2021-3565",
      "modified": "2023-12-13T01:23:34.843024Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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        "ID": "CVE-2021-3565",
        "STATE": "PUBLIC"
      },
      "affects": {
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          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "tpm2-tools",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "tpm2-tools 5.1.1, tpm2-tools 4.3.2"
                        }
                      ]
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          }
        ]
      },
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            "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1964427",
            "refsource": "MISC",
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1964427"
          },
          {
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          },
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            "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XK5M7I66PBXSN663TSLAZ3V6TWWFCV7C/"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
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                "cpe_name": [],
                "versionEndExcluding": "4.3.2",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:tpm2-tools_project:tpm2-tools:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "5.1.1",
                "versionStartIncluding": "5.1",
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            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
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            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
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                "cpe_name": [],
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              {
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                "cpe_name": [],
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        "data_version": "4.0",
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            }
          ]
        },
        "problemtype": {
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                {
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        },
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                "Third Party Advisory"
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            },
            {
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            },
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            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "MEDIUM",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "NONE",
            "baseScore": 4.3,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "NONE",
            "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N",
            "version": "2.0"
          },
          "exploitabilityScore": 8.6,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.9,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.1"
          },
          "exploitabilityScore": 2.2,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2022-04-25T19:49Z",
      "publishedDate": "2021-06-04T12:15Z"
    }
  }
}


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