CVE-2021-32001
Vulnerability from cvelistv5
Published
2021-07-28 09:25
Modified
2024-09-16 22:10
Severity ?
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Summary
K3s/RKE2 bootstrap data is encrypted with empty string if user does not supply a token
References
meissner@suse.dehttps://bugzilla.suse.com/show_bug.cgi?id=1188453Issue Tracking, Vendor Advisory
Impacted products
SUSERancher
SUSERancher
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T23:10:31.371Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://bugzilla.suse.com/show_bug.cgi?id=1188453"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Rancher",
          "vendor": "SUSE",
          "versions": [
            {
              "lessThanOrEqual": "v1.19.12+k3s1, v1.20.8+k3s1, v1.21.2+k3s1",
              "status": "affected",
              "version": "K3s",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Rancher",
          "vendor": "SUSE",
          "versions": [
            {
              "lessThanOrEqual": "v1.19.12+rke2r1, v1.20.8+rke2r1, v1.21.2+rke2r1",
              "status": "affected",
              "version": "RKE2",
              "versionType": "custom"
            }
          ]
        }
      ],
      "datePublic": "2021-07-19T00:00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "K3s in SUSE Rancher allows any user with direct access to the datastore, or a copy of a datastore backup, to extract the cluster\u0027s confidential keying material (cluster certificate authority private keys, secrets encryption configuration passphrase, etc.) and decrypt it, without having to know the token value. This issue affects: SUSE Rancher K3s version v1.19.12+k3s1, v1.20.8+k3s1, v1.21.2+k3s1 and prior versions; RKE2 version v1.19.12+rke2r1, v1.20.8+rke2r1, v1.21.2+rke2r1 and prior versions."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-311",
              "description": "CWE-311: Missing Encryption of Sensitive Data",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-11-09T00:00:00",
        "orgId": "404e59f5-483d-4b8a-8e7a-e67604dd8afb",
        "shortName": "suse"
      },
      "references": [
        {
          "url": "https://bugzilla.suse.com/show_bug.cgi?id=1188453"
        }
      ],
      "source": {
        "advisory": "https://bugzilla.suse.com/show_bug.cgi?id=1188453",
        "defect": [
          "1188453"
        ],
        "discovery": "INTERNAL"
      },
      "title": "K3s/RKE2 bootstrap data is encrypted with empty string if user does not supply a token",
      "x_generator": {
        "engine": "Vulnogram 0.0.9"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "404e59f5-483d-4b8a-8e7a-e67604dd8afb",
    "assignerShortName": "suse",
    "cveId": "CVE-2021-32001",
    "datePublished": "2021-07-28T09:25:11.153803Z",
    "dateReserved": "2021-05-03T00:00:00",
    "dateUpdated": "2024-09-16T22:10:22.048Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2021-32001\",\"sourceIdentifier\":\"meissner@suse.de\",\"published\":\"2021-07-28T10:15:08.327\",\"lastModified\":\"2022-11-14T19:30:38.950\",\"vulnStatus\":\"Analyzed\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"K3s in SUSE Rancher allows any user with direct access to the datastore, or a copy of a datastore backup, to extract the cluster\u0027s confidential keying material (cluster certificate authority private keys, secrets encryption configuration passphrase, etc.) and decrypt it, without having to know the token value. This issue affects: SUSE Rancher K3s version v1.19.12+k3s1, v1.20.8+k3s1, v1.21.2+k3s1 and prior versions; RKE2 version v1.19.12+rke2r1, v1.20.8+rke2r1, v1.21.2+rke2r1 and prior versions.\"},{\"lang\":\"es\",\"value\":\"K3s en SUSE Rancher permite a cualquier usuario con acceso directo al almac\u00e9n de datos, o a una copia de seguridad del almac\u00e9n de datos, extraer el material de clave confidencial del cl\u00faster (claves privadas de la autoridad de certificaci\u00f3n del cl\u00faster, frase de contrase\u00f1a de configuraci\u00f3n de cifrado de secretos, etc.) y descifrarlo, sin tener que conocer el valor del token. Este problema afecta a: SUSE Rancher K3s versi\u00f3n v1.19.12+k3s1, v1.20.8+k3s1, v1.21.2+k3s1 y versiones anteriores; RKE2 versi\u00f3n v1.19.12+rke2r1, v1.20.8+rke2r1, v1.21.2+rke2r1 y versiones anteriores\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\",\"baseScore\":6.5,\"baseSeverity\":\"MEDIUM\"},\"exploitabilityScore\":2.8,\"impactScore\":3.6},{\"source\":\"meissner@suse.de\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\",\"baseScore\":6.5,\"baseSeverity\":\"MEDIUM\"},\"exploitabilityScore\":2.8,\"impactScore\":3.6}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:S/C:P/I:N/A:N\",\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"SINGLE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\",\"baseScore\":4.0},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":8.0,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"NVD-CWE-Other\"}]},{\"source\":\"meissner@suse.de\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-311\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:suse:rancher_k3s:1.19.12:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"9F01F797-DFE0-4B12-96BF-C92EED0CD7B0\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:suse:rancher_k3s:1.20.8:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"438C56A6-DC6C-430D-91C9-7A392CB15935\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:suse:rancher_k3s:1.21.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E087A392-429D-4157-927D-D5A12C301F59\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:suse:rancher_rke2:1.19.12:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"116A6CD7-3027-44F6-80A8-1CBD95547DA9\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:suse:rancher_rke2:1.20.8:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"03D93121-9542-43C3-AAA3-82B406C329E5\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:suse:rancher_rke2:1.21.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"F878C56D-62E2-4132-9F06-FB22365995E3\"}]}]}],\"references\":[{\"url\":\"https://bugzilla.suse.com/show_bug.cgi?id=1188453\",\"source\":\"meissner@suse.de\",\"tags\":[\"Issue Tracking\",\"Vendor Advisory\"]}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




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.