github - ghsa-rwhw-r234-9p3m

ghsa-rwhw-r234-9p3m

Vulnerability from github

Published

2022-05-13 01:13

Modified

2022-05-13 01:13

Severity ?

7.1 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

Details

The default cloud-init configuration, in cloud-init 0.6.2 and newer, included "ssh_deletekeys: 0", disabling cloud-init's deletion of ssh host keys. In some environments, this could lead to instances created by cloning a golden master or template system, sharing ssh host keys, and being able to impersonate one another or conduct man-in-the-middle attacks.

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{
  "affected": [],
  "aliases": [
    "CVE-2018-10896"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-321"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2018-08-01T17:29:00Z",
    "severity": "HIGH"
  },
  "details": "The default cloud-init configuration, in cloud-init 0.6.2 and newer, included \"ssh_deletekeys: 0\", disabling cloud-init\u0027s deletion of ssh host keys. In some environments, this could lead to instances created by cloning a golden master or template system, sharing ssh host keys, and being able to impersonate one another or conduct man-in-the-middle attacks.",
  "id": "GHSA-rwhw-r234-9p3m",
  "modified": "2022-05-13T01:13:59Z",
  "published": "2022-05-13T01:13:59Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-10896"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2020:3050"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2020:3644"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2020:3898"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/security/cve/CVE-2018-10896"
    },
    {
      "type": "WEB",
      "url": "https://bugs.launchpad.net/cloud-init/+bug/1781094"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1574338"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1598831"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10896"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2018-10896 (GCVE-0-2018-10896)

Vulnerability from cvelistv5

Published

2018-08-01 17:00

Modified

2024-08-05 07:54

Severity ?

4.6 (Medium) - CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

CWE

CWE-321

Summary

The default cloud-init configuration, in cloud-init 0.6.2 and newer, included "ssh_deletekeys: 0", disabling cloud-init's deletion of ssh host keys. In some environments, this could lead to instances created by cloning a golden master or template system, sharing ssh host keys, and being able to impersonate one another or conduct man-in-the-middle attacks.

References

URL

Tags

	https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10896	x_refsource_CONFIRM
	https://bugs.launchpad.net/cloud-init/+bug/1781094	x_refsource_CONFIRM
	https://bugzilla.redhat.com/show_bug.cgi?id=1574338	x_refsource_CONFIRM

Impacted products

	Vendor	Product	Version
	Canonical	cloud-init	Version: 0.6.2

Show details on NVD website

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T07:54:36.167Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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            ],
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          }
        ],
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      }
    ],
    "cna": {
      "affected": [
        {
          "product": "cloud-init",
          "vendor": "Canonical",
          "versions": [
            {
              "status": "affected",
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      ],
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      "descriptions": [
        {
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        }
      ],
      "metrics": [
        {
          "cvssV3_0": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
            "baseScore": 4.6,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "REQUIRED",
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            "version": "3.0"
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      ],
      "problemTypes": [
        {
          "descriptions": [
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              "description": "CWE-321",
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      ],
      "providerMetadata": {
        "dateUpdated": "2018-08-01T16:57:01",
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          ],
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  "cveMetadata": {
    "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
    "assignerShortName": "redhat",
    "cveId": "CVE-2018-10896",
    "datePublished": "2018-08-01T17:00:00",
    "dateReserved": "2018-05-09T00:00:00",
    "dateUpdated": "2024-08-05T07:54:36.167Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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