GHSA-579H-MV94-G4GP

Vulnerability from github – Published: 2022-02-15 01:57 – Updated: 2021-05-20 20:40
VLAI?
Summary
Privilege Escalation in Kubernetes
Details

In all Kubernetes versions prior to v1.10.11, v1.11.5, and v1.12.3, incorrect handling of error responses to proxied upgrade requests in the kube-apiserver allowed specially crafted requests to establish a connection through the Kubernetes API server to backend servers, then send arbitrary requests over the same connection directly to the backend, authenticated with the Kubernetes API server's TLS credentials used to establish the backend connection.

Severity ?
9.8 (Critical)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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{
  "affected": [
    {
      "package": {
        "ecosystem": "Go",
        "name": "github.com/kubernetes/kubernetes"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.10.11"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Go",
        "name": "github.com/kubernetes/kubernetes"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "1.11.0"
            },
            {
              "fixed": "1.11.5"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Go",
        "name": "github.com/kubernetes/kubernetes"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "1.12.0"
            },
            {
              "fixed": "1.12.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2018-1002105"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-269"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2021-05-20T20:40:04Z",
    "nvd_published_at": null,
    "severity": "CRITICAL"
  },
  "details": "In all Kubernetes versions prior to v1.10.11, v1.11.5, and v1.12.3, incorrect handling of error responses to proxied upgrade requests in the kube-apiserver allowed specially crafted requests to establish a connection through the Kubernetes API server to backend servers, then send arbitrary requests over the same connection directly to the backend, authenticated with the Kubernetes API server\u0027s TLS credentials used to establish the backend connection.",
  "id": "GHSA-579h-mv94-g4gp",
  "modified": "2021-05-20T20:40:04Z",
  "published": "2022-02-15T01:57:18Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-1002105"
    },
    {
      "type": "WEB",
      "url": "https://github.com/kubernetes/kubernetes/issues/71411"
    },
    {
      "type": "WEB",
      "url": "https://github.com/kubernetes/kubernetes/commit/2257c1ecbe3c0cf71dd50b82752ae189c94ec905"
    },
    {
      "type": "WEB",
      "url": "https://www.securityfocus.com/bid/106068"
    },
    {
      "type": "WEB",
      "url": "https://www.openwall.com/lists/oss-security/2019/07/06/4"
    },
    {
      "type": "WEB",
      "url": "https://www.openwall.com/lists/oss-security/2019/07/06/3"
    },
    {
      "type": "WEB",
      "url": "https://www.openwall.com/lists/oss-security/2019/06/28/2"
    },
    {
      "type": "WEB",
      "url": "https://www.exploit-db.com/exploits/46053"
    },
    {
      "type": "WEB",
      "url": "https://www.exploit-db.com/exploits/46052"
    },
    {
      "type": "WEB",
      "url": "https://www.coalfire.com/The-Coalfire-Blog/December-2018/Kubernetes-Vulnerability-What-You-Can-Should-Do"
    },
    {
      "type": "WEB",
      "url": "https://security.netapp.com/advisory/ntap-20190416-0001"
    },
    {
      "type": "WEB",
      "url": "https://lists.opensuse.org/opensuse-security-announce/2020-04/msg00041.html"
    },
    {
      "type": "WEB",
      "url": "https://groups.google.com/forum/#!topic/kubernetes-announce/GVllWCg6L88"
    },
    {
      "type": "WEB",
      "url": "https://github.com/evict/poc_CVE-2018-1002105"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2018:3754"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2018:3752"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2018:3742"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2018:3624"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2018:3598"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2018:3551"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2018:3549"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2018:3537"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Privilege Escalation in Kubernetes"
}


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