{
  "schema_version": "1.3.1",
  "id": "GO-2024-2748",
  "modified": "0001-01-01T00:00:00Z",
  "published": "0001-01-01T00:00:00Z",
  "aliases": [
    "CVE-2020-8559",
    "GHSA-33c5-9fx5-fvjm"
  ],
  "summary": "Privilege Escalation in Kubernetes in k8s.io/apimachinery",
  "details": "The Kubernetes kube-apiserver is vulnerable to an unvalidated redirect on proxied upgrade requests that could allow an attacker to escalate privileges from a node compromise to a full cluster compromise.",
  "affected": [
    {
      "package": {
        "name": "k8s.io/apimachinery",
        "ecosystem": "Go"
      },
      "ranges": [
        {
          "type": "SEMVER",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.16.13"
            },
            {
              "introduced": "0.17.0"
            },
            {
              "fixed": "0.17.9"
            },
            {
              "introduced": "0.18.0"
            },
            {
              "fixed": "0.18.7-rc.0"
            }
          ]
        }
      ],
      "ecosystem_specific": {
        "imports": [
          {
            "path": "k8s.io/apimachinery/pkg/util/net",
            "symbols": [
              "ConnectWithRedirects"
            ]
          },
          {
            "path": "k8s.io/apimachinery/pkg/util/proxy",
            "symbols": [
              "UpgradeAwareHandler.ServeHTTP",
              "UpgradeAwareHandler.tryUpgrade"
            ]
          }
        ]
      }
    },
    {
      "package": {
        "name": "k8s.io/kubernetes",
        "ecosystem": "Go"
      },
      "ranges": [
        {
          "type": "SEMVER",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.16.13"
            },
            {
              "introduced": "1.17.0"
            },
            {
              "fixed": "1.17.9"
            },
            {
              "introduced": "1.18.0"
            },
            {
              "fixed": "1.18.7"
            }
          ]
        }
      ],
      "ecosystem_specific": {}
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/advisories/GHSA-33c5-9fx5-fvjm"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1851422"
    },
    {
      "type": "WEB",
      "url": "https://github.com/kubernetes/kubernetes/issues/92914"
    },
    {
      "type": "WEB",
      "url": "https://github.com/kubernetes/kubernetes/pull/92941"
    },
    {
      "type": "WEB",
      "url": "https://github.com/tdwyer/CVE-2020-8559"
    },
    {
      "type": "WEB",
      "url": "https://groups.google.com/d/msg/kubernetes-security-announce/JAIGG5yNROs/19nHQ5wkBwAJ"
    },
    {
      "type": "WEB",
      "url": "https://groups.google.com/g/kubernetes-security-announce/c/JAIGG5yNROs"
    },
    {
      "type": "WEB",
      "url": "https://security.netapp.com/advisory/ntap-20200810-0004"
    }
  ],
  "database_specific": {
    "url": "https://pkg.go.dev/vuln/GO-2024-2748",
    "review_status": "REVIEWED"
  }
}