CVE-2018-1002105 (GCVE-0-2018-1002105)

Vulnerability from cvelistv5 – Published: 2018-12-05 21:00 – Updated: 2024-08-05 12:47
VLAI
Summary
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
CWE
  • Unchecked Error Condition
Assigner
References
URL Tags
https://groups.google.com/forum/#%21topic/kuberne… x_refsource_CONFIRM
https://www.exploit-db.com/exploits/46053/ exploitx_refsource_EXPLOIT-DB
https://access.redhat.com/errata/RHSA-2018:3549 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2018:3752 vendor-advisoryx_refsource_REDHAT
https://www.exploit-db.com/exploits/46052/ exploitx_refsource_EXPLOIT-DB
https://access.redhat.com/errata/RHSA-2018:3624 vendor-advisoryx_refsource_REDHAT
https://www.coalfire.com/The-Coalfire-Blog/Decemb… x_refsource_MISC
https://github.com/kubernetes/kubernetes/issues/71411 x_refsource_CONFIRM
https://access.redhat.com/errata/RHSA-2018:3742 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2018:3754 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2018:3537 vendor-advisoryx_refsource_REDHAT
https://github.com/evict/poc_CVE-2018-1002105 x_refsource_MISC
https://access.redhat.com/errata/RHSA-2018:3598 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2018:3551 vendor-advisoryx_refsource_REDHAT
http://www.securityfocus.com/bid/106068 vdb-entryx_refsource_BID
https://security.netapp.com/advisory/ntap-2019041… x_refsource_CONFIRM
http://www.openwall.com/lists/oss-security/2019/06/28/2 mailing-listx_refsource_MLIST
http://www.openwall.com/lists/oss-security/2019/07/06/3 mailing-listx_refsource_MLIST
http://www.openwall.com/lists/oss-security/2019/07/06/4 mailing-listx_refsource_MLIST
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
Impacted products
Vendor Product Version
Kubernetes Kubernetes Affected: v1.0.x
Affected: v1.1.x
Affected: v1.2.x
Affected: v1.3.x
Affected: v1.4.x
Affected: v1.5.x
Affected: v1.6.x
Affected: v1.7.x
Affected: v1.8.x
Affected: v1.9.x
Affected: unspecified , < v1.10.11 (custom)
Affected: unspecified , < v1.11.5 (custom)
Affected: unspecified , < v1.12.3 (custom)
Create a notification for this product.
Date Public
2018-12-05 00:00
Credits
Reported by Darren Shepherd
Show details on NVD website
To clipboard 

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              "url": "http://www.openwall.com/lists/oss-security/2019/07/06/4"
            },
            {
              "name": "openSUSE-SU-2020:0554",
              "refsource": "SUSE",
              "url": "http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00041.html"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "a6081bf6-c852-4425-ad4f-a67919267565",
    "assignerShortName": "kubernetes",
    "cveId": "CVE-2018-1002105",
    "datePublished": "2018-12-05T21:00:00.000Z",
    "dateReserved": "2018-12-05T00:00:00.000Z",
    "dateUpdated": "2024-08-05T12:47:57.159Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2018-1002105",
      "date": "2026-05-29",
      "epss": "0.90189",
      "percentile": "0.99606"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2018-1002105\",\"sourceIdentifier\":\"jordan@liggitt.net\",\"published\":\"2018-12-05T21:29:00.403\",\"lastModified\":\"2024-11-21T03:40:38.970\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"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.\"},{\"lang\":\"es\",\"value\":\"En todas las versiones de Kubernetes anteriores a la v1.10.11, v1.11.5 y la v1.12.3, el manejo incorrecto de las respuestas de error a las peticiones de actualizaci\u00f3n en el proxy en kube-apiserver permit\u00edan que las peticiones especialmente manipuladas estableciesen una conexi\u00f3n mediante el servidor de la API de Kubernetes a los servidores del backend y enviasen peticiones arbitrarias en la misma conexi\u00f3n directamente al backend, autenticadas con las credenciales TLS del servidor de la API de Kubernetes empleadas para establecer la conexi\u00f3n con el backend.\"}],\"metrics\":{\"cvssMetricV30\":[{\"source\":\"jordan@liggitt.net\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.0\",\"vectorString\":\"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":9.8,\"baseSeverity\":\"CRITICAL\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":5.9},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.0\",\"vectorString\":\"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":9.8,\"baseSeverity\":\"CRITICAL\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":5.9}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:P/I:P/A:P\",\"baseScore\":7.5,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"HIGH\",\"exploitabilityScore\":10.0,\"impactScore\":6.4,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-388\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"1.0.0\",\"versionEndIncluding\":\"1.9.11\",\"matchCriteriaId\":\"389826D3-C28B-4EA5-8398-307B06A09A65\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"1.10.0\",\"versionEndIncluding\":\"1.10.10\",\"matchCriteriaId\":\"A71A5EC9-75B0-43DE-B77D-B560D350E99D\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"1.11.0\",\"versionEndIncluding\":\"1.11.4\",\"matchCriteriaId\":\"96DEFC7F-6DBC-43C0-AF50-4B8B89A4634D\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"1.12.0\",\"versionEndIncluding\":\"1.12.2\",\"matchCriteriaId\":\"08512A98-DAED-4C31-8B23-A5DF260EA78B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:kubernetes:kubernetes:1.9.12:beta0:*:*:*:*:*:*\",\"matchCriteriaId\":\"B4C657CF-5878-465A-BEC7-2718AB267C77\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:redhat:openshift_container_platform:3.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"C10044B3-FBB1-4031-9060-D3A2915B164C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:redhat:openshift_container_platform:3.3:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"EA3ADA26-2B9E-4ABA-A224-910BD75CCE00\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:redhat:openshift_container_platform:3.4:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"67E80045-56E4-4A83-8168-CFED5E55CE45\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:redhat:openshift_container_platform:3.5:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E792B5DC-CCD2-4A50-B72F-860A3BFAF165\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:redhat:openshift_container_platform:3.6:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"B75DC91F-0D25-42F9-8B7B-3ECCE6AB8174\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:redhat:openshift_container_platform:3.8:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E50A070E-96A9-45D7-B155-00243D17F7A7\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:redhat:openshift_container_platform:3.10:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"4DBCD38F-BBE8-488C-A8C3-5782F191D915\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:redhat:openshift_container_platform:3.11:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"2F87326E-0B56-4356-A889-73D026DB1D4B\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:netapp:trident:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"5D9A34F5-AC03-4098-A37D-AD50727DDB11\"}]}]}],\"references\":[{\"url\":\"http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00041.html\",\"source\":\"jordan@liggitt.net\"},{\"url\":\"http://www.openwall.com/lists/oss-security/2019/06/28/2\",\"source\":\"jordan@liggitt.net\"},{\"url\":\"http://www.openwall.com/lists/oss-security/2019/07/06/3\",\"source\":\"jordan@liggitt.net\"},{\"url\":\"http://www.openwall.com/lists/oss-security/2019/07/06/4\",\"source\":\"jordan@liggitt.net\"},{\"url\":\"http://www.securityfocus.com/bid/106068\",\"source\":\"jordan@liggitt.net\",\"tags\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  }
}


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Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.